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Handling, Operating And Maintenance Guide For The

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HANDLING, OPERATING AND MAINTENANCE GUIDE FOR THE APPLIANCES FOR THE PRODUCTION OF PASTRY CREAM Model CHEF CREAM TTi Ver_CC_TT_001 Italian Gelato Concepts Pty Limited PO Box 2134 Toowong Qld 4066 ABN 48 603 731 424 www.italiangelato.com.au [email protected] Mob: +61 (0) 411 089 142 2 TABLE OF CONTENTS 1 INSTRUCTIONS ON HOW TO USE THE GUIDE ...................................... 6 1.1 SYMBOLS USED IN THE GUIDE ........................................................ 6 2 GENERAL FEATURES AND SPECIFICATIONS ....................................... 7 2.1 GENERAL FEATURES ........................................................................ 7 2.2 IDENTIFICATION OF THE APPLIANCE ............................................. 9 2.3 TECHNICAL SPECIFICATIONS .......................................................... 9 3 TRANSPORTATION AND PLACEMENT OF THE APPLIANCE ............. 11 3.1 INSTRUCTIONS FOR PREVENTING INJURIES .............................. 11 3.2 UNLOADING THE APPLIANCE FROM THE LORRY........................ 11 3.3 UNPACKING OF THE APPLIANCE................................................... 12 3.4 PLACING THE APPLIANCE ON PREMISES .................................... 12 4 REQUIREMENTS AND CONDITIONS FOR NORMAL OPERATION OF THE APPLIANCE ............................................................................................ 13 4.1 ENVIRONMENTAL CONDITIONS ..................................................... 13 4.2 WATER SUPPLY REQUIREMENTS ................................................. 14 4.3 ELECTRICITY SUPPLY REQUIREMENTS ....................................... 15 5 CONNECTING THE APPLIANCE ............................................................ 16 5.1 INSTRUCTIONS FOR PREVENTION OF INJURIES ........................ 16 5.2 CONNECTING THE APPLIANCE TO THE WATER SUPPLY ........... 16 5.3 CONNECTING THE APPLIANCE TO THE POWER SUPPLY .......... 17 6 OPERATING THE APPLIANCE ............................................................... 19 7 CONTROL BOARD .................................................................................. 20 7.1 TOUCH SCREEN .............................................................................. 20 7.2 PUSH-BUTTON PANEL .................................................................... 35 7.3 FIRST USE OF THE MACHINE ......................................................... 41 7.4 LANGUAGE SELECTION .................................................................. 42 7.5 DATA DOWNLOAD with a USB key .................................................. 43 7.6 UPLOAD OF NEW PROGRAM OR NEW SOFTWARE..................... 47 8 PROGRAMS ............................................................................................. 49 9 PROGRAMS MENU.................................................................................. 50 9.1 HOW ACCESS TO THE PROGRAMS MENU: .................................. 50 9.2 STARTING OF THE PROGRAM ....................................................... 51 9.3 SETTINGS OF THE PROGRAM (shortcut button):............................ 53 9.4 SETTINGS OF THE CURRENT STEP: ............................................. 55 10 CHANGING MACHINE PARAMETERS ................................................... 57 10.1 RESET TO THE FACTORY SETTING .............................................. 57 10.2 LOCK/UNLOCK THE ACCESS TO OPERATION.............................. 59 11 PROTECTION OF THE USER AND OF THE MACHINE ......................... 63 11.1 PROTECTION OF THE USER........................................................... 63 11.2 ELECTRICAL OVERLOAD PROTECTION........................................ 63 11.3 THERMIC SAFETY DEVICES ........................................................... 63 11.4 PROTECTION OF THE COOLING SYSTEM .................................... 63 12 USE OF THE APPLIANCE ....................................................................... 64 12.1 INSTRUCTIONS FOR THE PREVENTION OF INJURIES ................ 64 12.2 BASIC RULES FOR OPERATING THE APPLIANCE........................ 65 12.3 PRODUCTION CYLINDER COVER LID............................................ 65 12.4 PISTON LEVER ................................................................................. 66 12.5 BEFORE APPLIANCE USAGE .......................................................... 67 12.6 MIXTURE PRODUCTION .................................................................. 68 12.7 MIXTURE EJECTION ........................................................................ 68 13 CLEANING OF THE APPLIANCE ............................................................ 69 13.1 INSTRUCTIONS FOR THE PREVENTION OF INJURIES ................ 69 13.2 CLEANING THE SURFACES OF THE APPLIANCE ......................... 70 13.3 USING THE SHOWER FOR CLEANING........................................... 70 3 13.4 CLEANING OF PARTS THAT COME IN CONTACT WITH THE ICE CREAM MIXTURE ........................................................................................ 71 14 MAINTENANCE OF THE APPLIANCE .................................................... 81 14.1 INSTRUCTIONS FOR PREVENTION OF INJURIES ........................ 81 14.2 PROBLEMS, ERRORS AND TROUBLESHOOTING ........................ 81 14.3 REGULAR MAINTENANCE INSPECTION PLAN.............................. 82 14.4 TESTING START UP ......................................................................... 82 14.5 REGULATION OF THE WATER FEED VALVE ................................. 82 14.6 82 14.7 ENVIRONMENT TEMPERATURES BELOW 0°C ............................. 83 14.8 ORDERING SPARE PARTS .............................................................. 84 STARTING THE MACHINE 4 STARTING THE MACHINE With quick key MIXING: MIXING - button for the continuous mixing. With quick key COOLING & FREEZING: COOLING & FREEZING - button for the continuous mixing. With quick key AUTOMATIC PASTEURIZATION: AUTOMATIC PASTEURIZATION - button for the automatic pasteurization at 85°C. With quick key ONE: ONE - button for the automatic pastry cream at 95°C. With quick key TWO: TWO - button for the pastry cream User 1 With quick key THREE THREE - button for user customized program 1 With quick key FOUR FOUR - button for the automatic low pasteurization at 65°C. With quick key for EXTRACTION EXTRACTION – button for extraction of mixture. For more information read the entire manual. 5 1 INSTRUCTIONS ON HOW TO USE THE GUIDE We, the company VALMAR, care that you operate your machine at its best and most cost effective. Therefore we have prepared this instruction manual, in order to assist you with your machine. The instruction manual must be stored near the machine, so you will be able to access it when needed. Only authorized persons (operators), who know how to operate the appliance, are allowed to handle and operate it. Operators must read and study the manual carefully and they must follow the instructions. The company VALMAR can not be held responsible for any kind of damage or injuries occurred due to non-consideration of the instruction manual. Further to these instructions, all applicable environmental legislation and regulations regarding safety at work must be taken into consideration. Handling the appliance requires caution which is expressed in the manual with symbols. Pictures in the manual may differ from your 1.1 SYMBOLS USED IN THE GUIDE This symbol represents important content in the manual. You should study the text accompanied with this symbol carefully. Disregard of instructions and warning symbols may lead to serious personal injury and damage to the appliance. This symbol represents explicit prohibition of specific actions or operations. When you see this symbol, special attention should be paid to its meaning.    This symbol calls your attention to the importance of the text as regards proper handling of the appliance, but without danger of personal injury. This symbol means that the content of the text is of a technical nature and is related to technical specifications. This symbol is an instruction to proceed with caution while engaging in a specific operation referred to in the text. This symbol means that the action to which it refers may also be carried out by persons skilled in the operation of the appliance. This symbol is a warning that any action or operation referred to in the text must be carried out only by authorized servicing personnel. 6 2 GENERAL FEATURES AND SPECIFICATIONS 2.1 GENERAL FEATURES The appliance is designed exclusively for the pastry cream production and the processing of fresh ice cream. The manufacturing company VALMAR cannot be held liable in any way for personal injuries or damage caused to the appliance in cases when the appliance has been used for any other purposes than those specified. The appliance consists of:  main construction  side panels and top cover  mixture producing cylinder with mixer  electrical assembly  hydraulic assembly (water)  hydraulic assembly (glycol)  cooling assembly  heating assembly It is forbidden to reassemble, alter or in any way modify the appliance or any part of the appliance without an express permission of the manufacturer. This appliance is designed in compliance with the following European directives:        CEE 2006/42/EC and updates, CEE 2006/95/EC and updates, CEE 2004/108/EC and updates, CEE 89/109 and updates, CEE 1935/2004 and updates, CEE 2023/2006 and updates, CEE 72/2002 and updates. and following standards:       EN ISO 12100-2:2003+A1:2009 EN 60204:2006+A1:2009 EN ISO 14121-1:2007 EN ISO 13857:2008 EN 61310-1 + EN 61310-2 EN ISO 14159 This appliance is fully compliant with all legal standards for operational safety. The level of operating noise does not exceed 75 dB (in front of the machine). Cooling is carried out with the use of ecological gas (see the silver plate on the back side of the machine) and water condenser with the possibility of mounting air condenser. With the intention to provide our customers with a well-tested appliance, ready for normal operation, the initial start-up is always carried out at the factory by the manufacturer before the product is packed and shipped to our client. 7 Additional start-up and appliance's adjustments can be made on the client's premises by technicians authorized by VALMAR. Set the appliance in a suitable place, block the wheels movement to ensure stability, and connect it to the water and power supplies. Connected appliance with blocked wheels is ready for operation. The price of the appliance does not include installation costs and the cost of the demonstration of its operation. The warranty does not include replacements or repairs of malfunctions caused by incorrect connection of the appliance. The quality and the quantity of the cream depend on:     temperature of the cooling water; temperature of air; final temperature of the mixture; quantity and quality of the cream mixture. Put the ingredients into the production basin, close the lid and press one of the quick keys , , , , , or START key. The appliance will produce the needed mixture based on selected program. Appliance operations:    simultaneous mixing and heating of the mixture untill the pre-selected temperature (max 115°C), simultaneous mixing and cooling of the mixture to 4°C and maintaining the produced mass at a temperature of 4~5°C; possible mixing modes in production basin:     constant, impulsive, fast, slow. The warranty does not include replacements or repairs of malfunctions caused by incorrect use of the appliance. 8 2.2 IDENTIFICATION OF THE APPLIANCE  Every appliance has its own identification label, which is fixed on the backside of the appliance. The ID label contains the essential technical specifications of the appliance: 1. 2. 3. 4. 5. 6. manufacturer manufacturers address model serial number power supply voltage nominal frequency 7. maximum current 8. cooling gas type 9. cooling gas weight 10. power 11. year of manufacture 1 2 3 4 5 7 8 6 10 9 11 1 The ID label must not be removed or damaged! 2.3 TECHNICAL SPECIFICATIONS The appliances essential technical specifications:           power supply voltage (see appliance label) maximum current (see appliance label) power (see appliance label) nominal frequency (see appliance label) water consumption production capacity capacity of a cylinder cycle weight dimensions All technical specifications, such as the weight, dimensions and power of the appliance are not mandatory for the manufacturer and may change. 9 MODEL WEIGHT CHEF CREAM 30TTi 60 TTi 130 TTi * The     Kg 160 180 290 DIMENSION (mm) Width 550 600 750 Depth 870 870 870 POWER WATER FLUX cca KW 3,9 8,2 13,3 * l/cycle 120 150 210 Height 1030 1030 1160 water consumption in cylinder depends on: the incoming water temperature, the cream mixture (type), the cream mixture temperature, the required final mixture temperature. 10 SINGLE QUANTITY VOLUME/CYCLE Min kg 15 20 50 Max kg 30 60 130 3 TRANSPORTATION AND PLACEMENT OF THE APPLIANCE 3.1 INSTRUCTIONS FOR PREVENTING INJURIES Pay due attention to legally required safety measures. At work wear suitable clothing. Do not wear ties, jewellery chains or belts, which could get caught in the machine. Do not shift or dislocate the safety switches or protective parts. Make sure that the lifting device is in good condition and that its load capacity exceeds the weight of the appliance (refer to the technical specifications data sheet).  Lift the appliance following the instructions for its use and maintenance. Pay attention to the handling and handgrip locations. The use of a suitable lifting device is recommended. While lifting or moving the appliance do not stand under the machine. Do not turn or move the appliance by holding or pulling the cables or the water hose. Do not stand on the applicance. If you have to do any work above the appliance, you should use a suitable ladder and not the appliance for support. 3.2 UNLOADING THE APPLIANCE FROM THE LORRY Required devices are a hand lift for pallets and a forklift truck with load capacity of at least 1,200 kg.  Lift the crate containing the appliance using the hydraulic palette lift and move it as close to the open side of the lorry as possible. Remove the hand lift from underneath and handle the crate with the forklift truck. Make sure that the weight is focused on the holding points. Remove the crate from the lorry with the forklift truck in reverse gear as soon as the crate is moved out of the lorry lower the crate to the minimal height of around 30 cm. Slowly and carefully place the box containing the appliance in its place. To move the appliance around on the premises use wheels, which are supplied with the appliance. 11 3.3 UNPACKING OF THE APPLIANCE  Upon the delivery of the appliance check if the crate was not damaged during transportation. The appliance is fixed to the pallet with two packing strips and then covered with the carton box which is fixed to the pallet with additional two packing strips. When the machine is unpacked, make sure that the packaging is disposed in a suitable manner and in compliance with standards on environmental safety. 3.4 PLACING THE APPLIANCE ON PREMISES  Place the machine on a level solid surface with an adequate strength of at least 600 kg per m² for the weight of the machine, and position the appliance at least 60 cm away from the wall or other objects. Leave enough space in front of the appliance to ensure comfortable access and work with the appliance. While placing the appliance in position, block the front wheels (by pressing the brake), which will ensure that the appliance will not be able to move. 12 4 REQUIREMENTS AND CONDITIONS FOR NORMAL OPERATION OF THE APPLIANCE Before connecting the appliance to electricity supply, the operator must make sure that environment requirements have been met: the temperature and humidity of the air must be appropriate and the water supply and electricity networks comply with all requirements for normal operation of the appliance. When the characteristics of either the water supply or electricity network fail to meet the requirements for normal operation, the machine must not be connected to power supply. 4.1 ENVIRONMENTAL CONDITIONS Prior to connecting the appliance, the temperature and the humidity of the environment, in which the appliance will be operated, must be assessed and checked. AIR TEMPERATURE AIR HUMIDITY min. 10°C 0% max. 38°C 85% If room temperature drops under 0 ºC (273K), water must be released from the condenser. 13 4.2 WATER SUPPLY REQUIREMENTS Prior to connecting the appliance to the power source, the temperature, pressure and water flow from the water supply network must be checked. Permitted water temperature and water pressure from the water supply network: WATER TEMPERATURE WATER PRESSURE WATER FLOW min. 5°C 100kPa (1bar) 400 l/min max. 30°C 800kPa (8bar) / Water supply must be checked for all conditions that are required for alimentary use. Low water pressure causes the cooling system to function improperly. The cooling gas does not condense, thus causing the compressor to overload. In such cases, the safety pressure valve kicks in and switches off the compressor. The results of mixture treating and ice cream production when the water pressure is too low are not as good as when the water pressure is normal. The maximum presence of chlorides in water is 120 ppm. Exchangers are not suitable for the use of salt water. 14 4.3 ELECTRICITY SUPPLY REQUIREMENTS Prior to connecting the appliance to the power source, the voltage and the maximum power current allowed in the network must be checked and the appliance must be protected externally with FUSES and the MAIN SWITCH. Permitted voltage of three-phase appliances (400/50/3): nominal voltage 400V min. voltage 380V (400V–5%) max. voltage 420V (400V+5%) Permitted voltage of three-phase appliances (230/50/3, 230/60/3): nominal voltage 230V min. voltage 220V (230V–5%) max. voltage 240V (230V+5%) Permitted voltage of one-phase appliances (230/50/1): nominal voltage 230V min. voltage 220V (230V–5%) max. voltage 240V (230V+5%) The diameter of each phase conductor must be of an appropriate dimension (corresponding to the power of the fuses). It is also necessary to check the frequency. The MAIN SWITCH must be installed in the immediate vicinity of the appliance, where it must be easily visible, accessible to the operator and appropriately marked. Magnetothermic differential FUSES (slot ≥ 3 mm) of appropriate dimensions must be installed between the electricity network and the MAIN SWITCH. model CHEF CREAM 30 TTi CHEF CREAM 60 TTi CHEF CREAM 130 TTi max. current 16 A 20 A 32 A fuse type SLOW SLOW SLOW The position of the MAIN SWITCH with the FUSES in the power circuit scheme of the appliance: 15 5 CONNECTING THE APPLIANCE 5.1 INSTRUCTIONS FOR PREVENTION OF INJURIES When the characteristics of either the water supply or electricity network fail to meet the requirements for normal operation, the machine must not be connected to the power supply. It is forbidden to connect the appliance to the power source when the floor around the appliance is wet. It is forbidden to connect the appliance to the power source if any of the side panels and the cover is missing. 5.2 CONNECTING THE APPLIANCE TO THE WATER SUPPLY  The water supply regulation valve is connected to the WATER SUPPLY PORT. The water outlet pipe is connected to the WATER OUTLET PORT and to the outlet pipe leading to the drain. All these terminals have a diameter of 3/4" and are located on the backside of the machine. To connect the appliance to the water supply (water supply port) and the outlet to the drain (water outlet port), use pipes capable of withstanding 1MPa and measuring at least ½” in diameter (make sure upon the delivery that the pipes are supplied with the appliance). WATER SUPPLY (shower - drinkable water) WATER OUTLET (condenser) COOLING WATER SUPPLY (condenser) 16 If the appliance is meant to be used in areas with two separate water supplies, two separate water connectors are built in it, one for each: a DRINKING WATER SUPPLY PORT and a COOLING WATER SUPPLY PORT (condenser). The valve belonging to the cooling water supply must not be connected to the DRINKING WATER SUPPLY PORT. The valve belonging to the drinking water supply may be connected to the COOLING WATER SUPPLY PORT and/or to the DRINKING WATER SUPPLY PORT. The valve should be opened after the appliance has been connected to the water supply system. 5.3 CONNECTING THE APPLIANCE TO THE POWER SUPPLY Only appropriately trained technicians are allowed to connect the appliance to the electrical current. They must follow installation instructions and observe the occupational safety regulations applying in the country in which the appliance is being installed. They must read the instructions carefully and above all thoroughly familiarize themselves with the sections on REQUIREMENTS AND CONDITIONS FOR NORMAL OPERATION OF THE APPLIANCE and the machine’s electrical circuit scheme. Before connecting the appliance, all attachments that might have become loose during transportation must be checked. Attachments that may have become loose or disconnected must be screwed back on and tightened. Connecting instructions for three-vein cable (one-phase appliances – 230/50/1): phase type L1 230 V ~ N 230 V ~ PE ground colour brown blue yellow-green Connecting instructions for four-vein cable (three-phase appliances – 230/50/3 or 230/60/3): phase type L1 230 V ~ L2 230 V ~ L3 230 V ~ PE ground colour black brown grey yellow-green Connecting instructions for five-vein cable (three-phase appliances – 400/50/3): phase type L1 400 V ~ L2 400 V ~ L3 400 V ~ N neutral PE ground color black brown grey blue yellow-green 17 A test start-up of the appliance is carried out by an appropriately trained electrician who has also connected the machine so as to make sure that it is properly connected (see the section on MAINTENANCE). If the appliance is correctly connected to the mains the mixer in the production cylinder should be turning in clockwise direction. Production basin mixer, installed in appliances with built-in inverter, will rotate in the correct direction regardless of the connecting position of either of the phases. After connecting the appliance to the electricity network, appropriately trained electrician must also control the power consumption. The current must not exceed the maximum allowed on the identification plate or sticker (see the section GENERAL FEATURES AND SPECIFICATIONS). 18 6 OPERATING THE APPLIANCE The user operates the appliance standing in front of appliance. This position allows user to handle the control board and the safety switch. The appliance must be always under users control during operation. WATER SHOWER CONTROL BOARD SAFETY SWITCH The control panel is used to display the status or the operation phase the machine is in, to perform settings and to show messages and errors while producing ice cream. The safety switch is used to safely and securely switch of the electronics. The electronics is switched off by pressing down the switch-off key in the normal position and then depressing it. The switch will normally remain down and must be pulled back up by hand to return to its normal position. The water pipe is used for cleaning of the appliance. 19 7 CONTROL BOARD Control board is composed from touch screen and control panel. 7.1 TOUCH SCREEN 7.1.1 Inactive home screen: 1 2 4 11 3 DESCRIPTION: 1 TUTOR MESSAGES help users by giving them instructions and information about the processing. They also provide information on any errors and give warnings on operations. 2 STATE OF THE MACHINE (standby). 3 Use this button to enter in the SETTINGS MENU 4 QUICK PROGRMS KEYS. 20 7.1.2 Settings menu screen: 3 2 1 11 4 11 5 10 11 9 8 7 6 DESCRIPTION: 1 Use this function to enter the PROGRAM MENU 2 Use this function to enter MACHINE PARAMETERS 3 Use this function to enter LANGUAGE SELECTION 4 Function to be used only by Valmar technicians 5 Use this function to enter the CODE screen, password is needed. 6 Use this function to enter the electronic info screen and check electronic data: number, latest update, software version, etc. 21 7 Use this function to enter, check and change settings such as date, time, units of measurement (Celsius/Fahrenheit, liters/gallons) or water quantity 8 Press the BACK button to return to the previous screen 9 Press the HOME button to return to the main screen 10 For technicians - net connection. By entering correct code you can display touch screen display on a computer or other device with a web browser. 11 Use this function to reset to factory settings. A password is needed for reset. All saved values will be cleared. 22 7.1.3 Info menu screen: 1 7 2 8 3 9 4 10 5 6 12 11 DESCRIPTION: 1 Type of the machine. 2 Version number of the data base. 3 The date of the last update. 4 Serial number of the electronic. 5 IP address. 7 Version number of the software. 6 MAC address (media access control address) 8 Version number of the firmware (relay board). 9 Total hours of working. 10 Total hours of standbay. 11 Press BACK to return to the previous screen. 12 Press HOME to return to the main screen. 23 7.1.1 Settings screen: 3 1 5 2 6 4 16 7 8 15 14 13 11 10 9 12 DESCRIPTION: 1 Year setting. 2 Time setting. 3 Month setting. 4 Minutes setting. 5 Day setting. 6 Liter/Gallon setting. 7 Beep volume setting. 8 Button volume setting. 9 Press BACK to return to the previous page. 10 Press HOME to return to the main screen. 11 Function not present on Chef Cream machine. 12 Celsius/Fahrenheit temperature unit setting. 24 13 Save new settings. 14 DOWN BUTTON decreases the actual value. 15 ACTUAL VALUES. 16 UP BUTTON increases the actual value. In the SETTINGS screen you can set the following parameters: 1. 2. 3. 4. DATE: year month day ; TIME: hours minutes ; WATER UNIT OF MEASUREMENT: liters or gallons UNIT OF TEMPERATURE MEASUREMENT: (celsius or fahrenheit); 5. BEEP VOLUME ; 6. BUTTON VOLUME: . DESCRIPTION: Press the button. Set the current year on the display by using the arrows. Confirm with the button. Factory default – central European time zone. Press the button. Set the current month on the display by using the arrows. Confirm with the button. Factory default – central European time zone Press the button. Set the current day on the display by using the arrows. Confirm with the button. Factory default – central European time zone. 25 Press to activate the hour button. Set the hour on the display by using the arrows. Confirm with the button. Factory default AUT – central European time zone with automatic adjustment of the winter and summer time. Two possibilities normal or AUT. Press to activate the minutes button. Set the minutes the button. on the display by using arrows. Confirm with the Factory default – central European time zone. Press the button. Select liters or gallons as unit of measurement by using the arrows. Confirm with the button. Factory default – liters. Press the button. Select Celsius or Fahrenheit as unit of measurement by using the button. arrows. Confirm with the Factory default – Celsius. Press the button. Adjust the volume of the signal by using the Confirm with the arrows. button. Factory default – value 100. Press the button. Adjust the volume of the button by using the Confirm with the button. Factory default – value 70. 26 arrows. 7.1.2 Program menu screen: 1 2 9 8 3 4 5 6 10 7 DESCRIPTION: 1 ICE CREAM PROGRAM MENU Select the MILK button to enter the list of programs for milk ice cream; 2 SORBET, SLUSH, FRUIT SAUCE AND TOPPING PROGRAM MENU Select the FRUIT button to enter the list of programs for fruit sorbets, slush and sugar syrups; 3 PROGRAM MENU FOR CHOCOLATE ICE CREAM AND OTHER CHOCOLATE PRODUCTS Select the CHOCO button to enter the list of programs for chocolate ice cream, toppings, sauces, ganache, creams; 4 CUSTOMIZED PROGRAM Select the CUSTOM button to enter the list of custom programs; 5 PROGRAM MENU FOR PASTRY PRODUCTS Select the PASTRY button to enter the list of programs for custard and pastry cremes; 6 GASTRO MENU Select the GASTRO button to enter the list of program 7 FACTORY MENU Select the FACTORY PROGRAMS button to enter the list of programs for special functions such as variegated ice cream extractions, variable speed ice cream extraction, mixing, etc.; 27 8 Press BACK to return to the previous screen; 9 Press HOME to return to the inactive home screen; 10 TUTOR MESSAGES help users by giving them instructions and information about the processing. They also provide information on any errors and give warnings on operations; 28 7.1.3 Program list screen: 1 2 3 4 5 11 10 9 8 7 6 DESCRIPTION: 1 TUTOR MESSAGES help users by giving them instructions and information about the processing. They also provide information on any errors and give warnings on operations. 2 Program name and number. 3 Selected program. When pressed, the button changes color and becomes black. 4 Button UP to scroll the program list. 5 Button DOWN to scroll the program list. 6 NOT ACTIVE Press the button to enter the step settings screen. NOT ACTIVE To be used only by Valmar technicians. 7 Press PROGRAM INFO BUTTON to have a short program description. 8 Press OK to confirm the selected program. 9 Press CHANGE to link the program with one of the four quick start buttons on the push-button panel and on the main display. 29 10 Press BACK to return to the previous screen. 11 Press HOME to return to the inactive home screen. 7.1.4 Program list text screen: 1 2 2 4 3 1 Program description text 2 Cursor UP and DOWN. Use the arrows to scroll the text ... 3 Press BACK to return to the previous screen 4 Press HOME to return to the inactive home screen Press the program info button for a description of the selected program and information on how to use it. 30 7.1.5 Active program screen: 2 1 4 3 12 5 6 11 9 10 8 7 DESCRIPTION: 1 TUTOR MESSAGES help users giving them instructions and information about the processing. They also provide information on any errors and give warnings on operations. 2 PROGRAM NUMBER. 3 SET button. Select this button to enter the parameters of current program step. 4 PROGRAM NAME. 5 FORCE MIXING button. Select this button to activate the high mixing for 10 seconds. 6 HALF-BASIN HEATING button. Select this button to activate the heating only with heater which is positionated in the lower part of the basin. 7 SNAIL BUTTON decreases the actual speed. If the button is grey the decrease is not allowed. 8 MIXER SPEED DISPLAY. 9 ROCKET BUTTON increases the actual speed. If the button is grey the increase is not allowed. 10 TEMPERATUR DISPLAY – temperature of mixture being heatied or cooled. 31 11 TIME OF CURRENT STEP DISPLAY. 12 PLUS button. Select this button to enter in additional display. If the operator is not operating (touching) on active program screen the machine after a few seconds enters the active home screen: To return to active program screen click anywhere on the active home screen. 7.1.6 Active program parameters screen: 2 1 3 8 4 7 5 6 DESCRIPTION: 1 TUTOR MESSAGES help users giving them instructions and information about the processing. They also provide information on any errors and give warnings on operations. 2 UP BUTTON increases the actual value. If the button is grey the increasing is not allowed. 3 TEMPERATURE of the mixture. 32  4 CONFIREM BUTTON confirms the selected value. If the button is grey the confirmation is not allowed. 5 DOWN BUTTON decreases the actual value. If the button is grey the decreasing is not allowed. 6 CONFIREM BUTTON confirms the selected value. .If the button is grey the confirmation is not allowed. 7 Press BACK to return to the previous screen 8 CURRENT STEP TIME DURATION DISPLAY. In programs (cooling, heating) when you change the value you change the value in active step. When the actual step is finished the machine alerts us with an audible signal and the new step is show in the TUTOR MESSAGES. 7.1.7 Additional active programs screen: 1 2 3 12 11 4 10 9 8 7 6 5 DESCRIPTION 1 TUTOR MESSAGES help users giving them instructions and information about the processing. They also provide information on any errors and give warnings on operations. 2 PROGRAM NUMBER. 3 PROGRAM NAME. 4 Press the button to enter the parameters screen (only for Valmar technicians). 33 5 EXTRACTION FOR MAXIMUM QUANTITY. Select this button to activate the mixing which will gradually increase until full ice cream extraction (not present on Chef Cream). 6 STANDARD EXTRACTION. Select this button to activate the mixing which will gradually increase until full ice cream extraction (not present on Chef Cream). 7 EXTRACTION FOR MAXIMUM QUANTITY of VARIEGATED ICE CREAM. Select this button to activate the mixing which will gradually increase until full ice cream extraction (not present on Chef Cream). 8 SET button. Select this button to enter in parameters of current program step. 9 Press BACK to return to the previous screen. 10 Press HOME to return to the dual inactive home screen. 11 Press info to have a short program description. 12 STEP NUMBER. 34 7.2 PUSH-BUTTON PANEL 7.2.1.1 7.2.1.1.1 START CYCLE button START with the START CYCLE button on the PUSH-BUTTON PANEL The START CYCLE button is always set to one of the menu programs (except when first using the machine). 1. Press the button to display the set NEW program or the LAST program used screen. 2. Press START CYCLE again to start the program (NEW or LAST). 3. Active program screen. To change the program set to the START CYCLE button (tips: Press the button to change the program set to the START CYCLE button. The machine switches to the programs menu screen. Enter one of the menu icons and select the desired program. For further information see the chapter 9.2 Starting of the programs.) All menu programs are started with the START CYCLE button . The end of the cycle is notified by a beep and a light signal (if any). A message is displayed to take out the mixture. Should the operator not take out the mixture after the notice, the machine will maintain the mixture temperature automatically until extraction or until the end of the maximum time limit. 35 7.2.1.1.2 START with the START CYCLE BUTTON from the MENU 1. Press the button to display the set NEW program or the LAST program used. 2. Select one of the icons representing the various menus to enter the list of available programs. 3. Use the UP / DOWN arrows to scroll the list of available programs. Select the desired program by pressing the relevant button (e.g. 01). When pressed, the button changes color and becomes black. 4. Press the button to start the machine. The end of the cycle is notified by a beep and a light signal (if any). A message is displayed to take out the ice cream. The machine will keep ice cream consistency automatically until extraction, i.e. until the end of the maximum time limit. 5. When the program is run, the machine enters active program screen. 36 7.2.1.2 Key CONTINUOUS MIXING The CONTINUOUS MIXING button activates the low mixing until the maximum time limit. The low mixing can be used for:    mixing mixtures in the cylinder, rinsing the cylinder, washing the cylinder at the end of production. 1. Press the button to start a low continuos mixing – preset program 00. 2. The machine starts with speed 4 mixing until the limit. This program permits changing of the mixer speed and time. By pressing STOP button 7.2.1.3 you can stop mixing (in any phase). Key FORCE MIXING The FORCE MIXING button activate the fast mixing for 30 seconds. 1. Press the button to start a FORCE continuos mixing. 2. The machine enters high mixing for 30 seconds regardless of the active program step and without affecting it. 37 If you press button the enters high mixing for 30 seconds and then stops. It is used when the product needs to be mixed at high speed for a short time, e.g. when solid ingredients or liquid fats are added into the mixture, when the set temperature is achieved during heating to micronize the mixture, and to emulsify the mixture after being still for some time. The force mixing program cannot be changed by the user. By presing STOP button 7.2.1.4 you can stop fast mixing (in any phase). Key COOLING & FREEZING The COOLING & FREEZING button activates cooling with continuous mixing of the mixture in the production basin troughout the selected program. 1. Press the button program 01. to start pre-set 2. The machine starts with cooling and continuous mixing. This program is used when the cooling cycle has been stopped by pressing the STOP button, or to cool the mixture and other liquids at +4°C. The machine cools the mixture at +4°C and automatically switches to maintenance mode. Press the COOLING button (snowflake icon) on the push-button panel or START CYCLE to start the program. By pressing STOP button you can stop cooling (in any phase). 38 7.2.1.5 Key AUTOMATIC PASTEURIZATION The AUTOMATIC PASTEURIZATION button activates heating cycle at 85°C with continuous mixing of the mixture in the production basin in trough the selected program. 1. Press the button program 02. to start pre-set 2. The machine starts with automatic pasteurization cycle at 85°C. First the machine heating at 40°C then the customer can introiduced solid ingredients and then the machine heating until the 85°C target temperature is achieved - the cycle is reversed and the cooling starts. The machine automatically switches to maintenance mode at 4°C. By pressing STOP button phase). 7.2.1.6 you can stop the automatic pasteurization (in any Key STOP / RESET The STOP button stops all active functions and operating program of the machine regardless of the phase of machine. The HOME inactive screen is displayed. 39 7.2.1.7 QUICK keys The quick button allows for easier and quicker access to the preselected program. The quick button allows for easier and quicker access to the preselected program. The quick button allows for easier and quicker access to the preselected program. The quick button allows for easier and quicker access to the preselected program. The quick button allows for easier and quicker access to the preselected program. 40 7.3 FIRST USE OF THE MACHINE Before using the machine for the first time it is necessary to select the language. If the language is not selected machine after 30 seconds defaults to English language. 1. Wait for the machine to start. 2. After startup screen with Valmar logo, the LANGUAGE SELECTION screen is automatically displayed. 3. Select the desired language. If it is not on the screen, press the button to enter language selection screen 2. 4. To return to language selection screen 1 press the button 5. Press the button corresponding to the desired language. The warning notice screen with confirmation button is displayed.  6. Read the text and then press the confirm button to confirm you understand disclaimer. 7. The HOME screen is displayed. The machine is ready for use in the selected language. 41 7.4 LANGUAGE SELECTION The touch screen operates in one of available languages. Language can be changed after the first use of the machine. In this example we will change from Italian to English language. 1. On inactive HOME screen press the TOOLS button to enter the setting menu screen. 2. Press the LANGUAGE button enter the LANGUAGE screen. to 3. Press the button corresponding to the desired language. The warning notice screen with confirmation button is displayed. 4. Read the text and then press the confirm button to confirm you understand disclaimer. 5. The HOME screen is displayed. The machine is ready for use in the selected language. 42 7.5 DATA DOWNLOAD with a USB key 7.5.1 Data download for analysis – protected files for sending to VALMAR GLOBAL! 1. On inactive HOME page press the TOOLS button to enter in setting menu screen. 2. Press the PARAMETERS button enter the PARAMETERS screen. to 3. Insert the USB key into the USB port. 4. Press USB button to enter in the PASSWORD screen. 5. Enter the password - user code 333333. 43 6. Press the CONFIRM or ENTER button to confirm entered password and download data to the USB key. 7. On the TUTOR MESSAGES bar message “Downloading” appears. 8. When the download is complete “Download OK” appears on the TUTOR MESSAGES bar. Remove the USB key and send data to VALMAR GLOBAL company. 44 7.5.2 Data download of ERRORS 1. On inactive HOME page press the TOOLS button to enter in setting menu screen. 2. Press the PARAMETERS button enter the PARAMETERS screen. to 3. Insert the USB key into the USB port. 4. Press ERROR button to enter in the ERROR screen. 5. Use the UP / DOWN arrows to scroll the errors to see the detailed information on selected error. 6. Press USB button the USB key. to download errors to 45 7. On the TUTOR MESSAGES bar message “Downloading” appears. 8. When the download is complete “Download OK” appears on the TUTOR MESSAGES bar. Remove the USB key. 7.5.3 OPTION (surcharge) - download HACCP data of the machine, cycle (customer) 1. On inactive HOME page press the TOOLS button to enter in setting menu screen. 2. Press the PARAMETERS button enter the PARAMETERS screen. to 3. Insert the USB key into the USB port. 4. Press HACCP button HACCP screen. to enter in 46 5. Press USB button data to the USB key. to download HCCP 6. On the TUTOR MESSAGES bar message “Downloading” appears. 7. When the download is complete “Download OK” appears on the TUTOR MESSAGES bar. Remove the USB key. 7.6 UPLOAD OF NEW PROGRAM OR NEW SOFTWARE The program is uploaded only when the machine is powered off before inserting the USB key with nev version! 1. Make sure the machine is OFF before starting. You can do this by pressing safety switch (red button). Then Insert the USB key with new database and/or program. 2. Pull out the safety switch (red button) to switch ON the machine. 3. New software is uploaded automatically. At first the machine start screen is displayed. 4. A pop up message appears. Confirm the updated by pressing OK button. Check if everything is updated (info menu screen). If confirm pop up message is not displayed during start, then software update cannot proceed. Check USB key on a computer. 47 8. The start with updated software is like first use of new machine. Firstly the LANGUAGE SELECTION screen appears. Select the desired language. 5. Read the text and then press the confirm button to confirm you understand disclaimer. 6. The HOME screen is displayed. The machine is ready for use in the selected language. 48 8 PROGRAMS Each program consists of steps. (You can see the number of steps in additional screen - see chapter 7.1.7) If the program permits customization, during each step, you can change: • Mixing speed (if the rocket and snail buttons are greyed out, the changing is not allowed – see chapter 7.1.5); • Mixture temperature (if the up and down buttons are greyed out, the changing is not allowed - see chapter 7.1.6); • Maintenance time (if the up and down buttons are greyed out, the changing is not allowed - see chapter 7.1.6); Exemple: Program pastry cream 95 Program consitst of 4 steps: • • • • Step 1: heating of the mixture to 40°C; Step 2: heating of the mixture to 95°C; Step 3: maintenance of the mixture at 85°C; Step 4: cooling of the mixture to 10°C; After starting the program by pressing any of the , , , , , buttons, during each step, you can modify, if the program permits, with and • • button: temperature of the mixture (active program parameters screen); maintenance time (active program parameters screen); and with the • and button: mixing speed (active program parameters screen). The change is valid only for actual step and is autosaved persistently. If you want to modify one of the following steps you must wait until the machine starts the desired step! 49 9 PROGRAMS MENU 9.1 HOW ACCESS TO THE PROGRAMS MENU: 1. On HOME page press the TOOLS button to enter in settings menu screen. 2. Press the PROGRAMS button to enter the PROGRAM MENU. Tip: SHORTCUT to the program menu screen. You can quickly enter the program menu by pressing the START CYCLE button 3. Select one of the available menus represented by the relevant icons:  Ice cream menu;  Sorbet, slush, fruit sauce and topping menu;  Chocolate ice cream, ganache, chocolate sauce and topping menu;  Chocolate ice cream, ganache, chocolate sauce and topping menu;  Pastry menu;  Gastro menu;  …Factory program menu. Select one of the icons representing the various menus (e.g. available programs. ) to enter the list of 4. Use the UP / DOWN arrows to scroll the list of available programs. Select the desired program by pressing the relevant button (e.g. 01). When pressed, the button changes color and becomes black. 50 5. Press the PROGRAM INFO button to enter the INFO screen (6) with a description of the selected program. 6. Use the UP / DOWN arrows to scroll the description of the selected program. Press the BACK button Press the HOME button HOME screen. to return to the previous screen. to cancel the operation and return to the inactive 9.2 STARTING OF THE PROGRAM 9.2.1 STARTING OF THE PROGRAMS with QUICK KEYS - SHORTCUT BUTTONS For start program press desired shortcut button (e.g. start button or press start cycle button ) and then press green on push-button panel twice. 51 9.2.2 STARTING THE PROGRAMS with START CYCLE SHORTCUT button You can enter the program menu by pressing the START CYCLE button 1. When the machine is in inactive home screen press the program menu. button to enter the 2. Select one of the icons representing the various menus to enter the list of available programs. 3. Use the UP / DOWN arrows to scroll the list of available programs. Select the desired program by pressing the relevant button (e.g. 01). When pressed, the button changes color and becomes black. 4. Press the OK button to set the program to the start cycle button. If you press the START CYCLE button program appears. the selected 5. Press the START CYCLE button again start the displayed program. 52 to 9.3 SETTINGS OF THE PROGRAM (shortcut button): 9.3.1 CHANGING OF THE PROGRAMS IN QUICK KEYS (SHORTCUT BUTTON) Actual inactive home screen with factory preset programs. 1. On inactive HOME screen press the TOOLS button to enter in settings menu. 2. Press the PROGRAMS button to enter the PROGRAM MENU. Tips: SHORTCUT to the program menu screen. You can quickly enter the program menu by pressing the START CYCLE button 3. Select one of the icons representing the various menus to enter the list of available programs. 4. Use the UP / DOWN arrows to scroll the list of available programs. Select the desired program by pressing the relevant button (e.g. 08). When pressed, the button changes color and becomes black. 53 5. After selecting the program, press the CHANGE button to enter the following screen where you assign program to shortcut button. 6. Press the shortcut button (e.g. linked to the selected program. ) to be Read the warning and then press the OK button to confirm the change. Press the BACK button previous screen. to return to the to cancel the Press the HOME button operation and return to the inactive HOME screen. Inactive home screen with changed preset program from 3 to 8. For starting the program press desired shortcut button (e.g. green start button . 54 ) and then press 9.4 SETTINGS OF THE CURRENT STEP: 9.4.1 CHANGING OF THE SPEED During actual step you can change mixer speedby following buttons. By pressing the actual speed. By pressing the the actual speed. If the rocket If the snail button you increase the button you decrease button is grey the increase of the speed is not allowed. button is grey the decrease of the speed is not allowed. In most of the programs, if change is permitted, the change of the speed is saved persistently. See the relevant program info to check whether changes are stored. If changes are NOT stored they will be valid only for the that run! The new parameter is valid and used during the running program and will be valid and used when running the program in future. 9.4.2 CHANGING OF THE TEMPERATURE During actual step you can change desired temperatureby following buttons. button you By pressing the UP increase the target temperature. By pressing the DOWN button you decrease the target temperature. For confirmation of the new value press the SET button. If the UP button is grey the increase of the temperature is not allowed. If the DOWN button is grey the decrease of the temperature is not allowed. In most of the programs, if change is permitted, the change of the temperature is saved persistently. See the relevant program info to check whether changes are stored. If changes are NOT stored they will be valid only for the that run! The new parameter is valid and used during the running program and will be valid and used when running the program in future. 55 9.4.3 CHANGING OF THE TIME During actual step you can change duration of the step by following buttons. By pressing the UP button you increase the actual maintenance time. By pressing the DOWN button you decrease the actual maintenance time. For confirmation of the new value press the SET button. If the UP button is grey the increasing of the processing time is not allowed. If the DOWN button is grey the decreasing of the processing time is not allowed. In most of the programs, if change is permitted, the change of the processing time is saved persistently. See the relevant program info to check whether changes are stored. If changes are NOT stored they will be valid only for the that run! The new parameter is valid and used during the running program and will be valid and used when running the program in future. 56 10 CHANGING MACHINE PARAMETERS 10.1 RESET TO THE FACTORY SETTING The user can reset all the programs to factory defaults, all changes are lost. 1. On inactive HOME screen press the TOOLS button to enter in settings menu. 2. Press the RESET button to enter the RESET list. 3. Enter the password - user code 111111. 4. Press the confirm or enter button. 5. Wait for the machine to restart. 9. After startup screen with Valmar logo, the LANGUAGE SELECTION screen is automatically displayed 57 10. Select the desired language. If it is not on the screen, press the button to enter language selection screen 2. 11. To return to language selection screen 1 press the button 12. The LANGUAGE SELECTION screen appears. Select the desired language. 13. Read the text and then press the confirm button to confirm you understand disclaimer. 14. The machine is ready for use with instructions in the selected language. 58 10.2 LOCK/UNLOCK THE ACCESS TO OPERATION 10.2.1 LOCK the access to operation of the machine The user can lock access to operation of the machine. 1. On inactive HOME screen press the TOOLS button to enter in settings menu. 2. Press the CODE button to enter in the PASSWORD screen. 3. Enter the password - user code 000000. 4. Press the confirm or enter button to lock the access to operation on the machine. 5. On display the inactive Home screen with lock button appears. In order to change settings code needs to be entered. 59 10.2.2 UNLOCK the access to operation of the machine 10.2.2.1 Unlock the access to operation of the machine (until such time as the power supply of the machine is not excluded) The user can unlock access to operations for period the machine remains connected to power. If machine looses power or is turned off, the operation is locked again. 1. On inactive HOME screen press the LOCK button to enter in the PASSWORD screen. 2. Enter the password - user code 000000. 3. Press the confirem or enter button to unlock the access to operation of the machine for the duration until power-off. 4. On display inactive home screen without the lock button appears. Now the machine can be operated until power is turned off or lost. 60 10.2.2.2 Unlock the access of operation on the machine (permanently) The user can permanently unlock access to operation of the machine. 1. On inactive HOME screen press the LOCK button to enter in the PASSWORD screen. 2. Enter the password - user code 000000. 3. Press the confirem or enter button to unlock the access to operation of the machine. 4. On the inactive home screen press the TOOLS button to enter the SETTINGS screen. 5. Press the CODE button to enter the PASSWORD screen. 61 6. Enter the password - user code 000000. 7. Press the confirem or enter button to unlock the access to operation of the machine. 8. On display the inactive home screen without the lock button appears. The operation of machine is now permanently unlocked. 62 11 PROTECTION OF THE USER AND OF THE MACHINE 11.1 PROTECTION OF THE USER  Safety micro-switches, built into the machine under the rim of the cylinder coverlid protect the operator against injuries that might be caused by the mixer’s rotation. Opening the cylinder cover lid will cause the operation of the mixer engine to shut down. 11.2 ELECTRICAL OVERLOAD PROTECTION  Electrical installations are protected with appropriate FUSES. If the FUSES terminate the operation of the appliance upon its start-up, the error causing this action must be found and corrected. 11.3 THERMIC SAFETY DEVICES  The mixer engine and the compressor engine are protected with thermal sensors. If temperature reaches the maximum allowed value, the protection shuts down the engine operation. In this case, press the key STOP and allow 15 - 20 minutes for the engine to cool down. After this time, the appliance is again ready for normal programming and operating (see the section OPERATING THE APPLIANCE). 11.4 PROTECTION OF THE COOLING SYSTEM  The cooling system is protected with the pressostat at the maximum pressure. In the case of water shortage (water condenser machine) or dirty air condenser (air condenser machine) the protection shuts down the operation of the cooling compressor. 63 12 USE OF THE APPLIANCE 12.1 INSTRUCTIONS FOR THE PREVENTION OF INJURIES Only authorized persons, who know how the machine is operated, must be allowed to handle it. Operators must be familiar with all regulations concerning occupational safety and fire safety measures, and they must know where fire extinguishers are located. Persons still in training must be constantly supervised by a designated person in charge who knows how the machine works. Operators must be dressed suitably (no ties, jewellery chains or belts that could get caught in the machine) and be appropriately protected. All warning labels on the appliance must be replaced with new ones when they begin to fade or if they become damaged. Before operation, the operator must make sure that the appliance is not under maintenance, in service or in cleaning. At the end of the shift, the operator working on the next shift or the person who will continue to operate the appliance must be informed of the current state of the appliance. Before every use, the operator must make sure that the floor is free of any oil smudges or other slippery substances or objects which might cause a person to slip or trip over. Operators must make sure before every use of the appliance that the side panels and the top cover of the appliance are securely fitted to the main construction and that there are no parts or objects on the appliance or in the cylinder that could damage the appliance during its operation. In the event of dangerous situations (e.g. blocked mixer), which could harm the operator’s or another person’s well being, the appliance must be immediately shut down by switching off the MAIN SWITCH. Caution must be taken because the ejection opening can be hot because it may be exposed to hot mixture. Danger of burns, scalding! The side panels and the top cover, as well as safety devices and protective covers, must not be taken off during the operation of the appliance! It is forbidden to get onto the appliance or walk upon it, especially during its operation! During the operation, attention must be paid to any oil leaks, increased noise, squeaking sounds or increased vibrations. In such case, the appliance must be immediately shut down; a visible notice board must be placed on it with a note that it is inoperable and authorized service personnel must be notified as soon as possible. Attention! Be careful not to burn yourself! During the heating phase the mixture and the inside of the basin get very hot! 64 12.2 BASIC RULES FOR OPERATING THE APPLIANCE The user operates the appliance standing in front of appliance. The appliance must be always under user’s control during operation. Only a single operator can use the appliance at the time. The simultaneously use of the appliance from multiple users is forbidden. WATER SHOWER CONTROL BOARD SAFETY SWITCH EJECTION OPENING LEVER 12.3 PRODUCTION CYLINDER COVER LID The operator opens the cover by grasping the lid lever and lifting it back into the open position. If the appliance is in the mixing mode, the mixing will be interrupted by lifting the lid (magnetic switch - OFF) To close the lid cover, pull the lid lever back down in closed position. If the appliance was in mixing mode the appliance will continue the mixing mode after cover is closed. (Magnetic switch - ON). 65 MAGNET LID LEVER PRODUCTION CYLINDER MIXER 12.4 PISTON LEVER Grab the handle of the lever and pull it downwards (away from its hinge) first and than towards you, in order to open the ejection opening partially. BLOCKING SHAFT HOLDER OF THE EJECTION OPENING EJECTION NOZZLE In this case the mixture will be poured out through the ejection nozzle. If you want to open the ejection opening completely, grab the lever handle again and pull it towards you (away from its hinge) first and then upwards. In order to close the ejection opening again, pull the lever handle upwards (away from its hinge), and then push the piston lever towards the ejection opening until it reaches the limiter. 66 HANDLE LIMITER PISTON SEALING  . 12.5 BEFORE APPLIANCE USAGE Before each use of the appliance:        make sure that the floor around the machine is not slippery or wet; make sure that the water supply valve is open; make sure that FUSES are securely in place and switched on; make sure that the MAIN SWITCH is turned on; clean the mixture production cylinder; disinfect the mixture production cylinder; make sure that there are no objects of any kind in the mixture treating cylinder The appliance must be clean and disinfected before it may be used for cream production. Cream mixture must be of appropriate quantity and quality to obtain optimum results. The quantity of ice cream mixture must be measured according to technical characteristics of the appliance. When filling the mixture-treating cylinder, follow the specifications for minimum and maximum quantities allowed in the production cylinder. See the table below: Model CHEF CREAM 30 TTi CHEF CREAM 60 TTi CHEF CREAM 130 TTi min. quantity max. quantity 15 30 20 60 50 130 optimum quantity 20 50 110 All performance data is based on standard mixture production. When producing mixtures, which include ingredients or additives that increase in volume during heating and/or cooking, the maximum mixture quantity must be reduced in accordance with the recipe. 67 12.6 MIXTURE PRODUCTION Mixture production process:        make sure that the production control panel is in the STOP position; make sure that the ejection opening of the production cylinder is well closed; open the production cylinder cover and pour in the mixture; close the production cylinder by pressing the START key, the automatic cycle is activated; the mixture production process can be regulated by means of chosen program (P.1 ~ P.21); throughout the whole process, the display shows the status of the mixture production; the cream is finished when the set value is reached; with sound and visual signals, the machine indicates that the automatic mixture making cycle is concluded. 12.7 MIXTURE EJECTION Mixture ejection process into containers:      place an appropriate container on under the ejection opening; open the ejection opening; activate mixing by pressing the MIXING MODE key; mixing must be stopped within 10 seconds at most after the cylinder has been emptied; (the appliance may continue to run without cream mixture 10 seconds at the most; extended operation of the appliance without mixture is not allowed!) press the STOP / RESET key 68 13 CLEANING OF THE APPLIANCE 13.1 INSTRUCTIONS FOR THE PREVENTION OF INJURIES Only authorized persons, who know how the machine is operated, must be allowed to clean it. Operators must be familiar with all regulations concerning occupational safety and fire safety measures, and they must know where fire extinguishers are located. Persons still in training must be constantly supervised by a designated person in charge who knows how the machine works. Operators, who clean the appliance must be dressed suitably (no ties, jewellry chains or belts that could get caught in the machine) and be appropriately protected. All warning labels on the appliance must be replaced with new ones when they begin to fade or if they become damaged. Before cleaning the appliance, the operator must make sure that the appliance is not under maintenance, in service or in cleaning. At the end of the shift, the operator working on the next shift or the person who will continue to operate the appliance must be informed of the current state of the appliance. Before cleaning the appliance, the operator must make sure that the floor is free of any oil smudges or other slippery substances or objects which might cause a person to slip or trip over. Operators must make sure that the side panels and the top cover of the appliance are securely fitted to the main construction and that there are no parts or objects on the appliance or in the cylinder that could damage the appliance before cleaning the appliance. In the event of dangerous situations (e.g. blocked mixer), which could harm the operator’s or another person’s well being, the appliance must be shut down immediately by switching off the MAIN SWITCH. The side panels and the top cover, as well as safety devices and protective covers, must not be taken off during the cleaning (during SLOW MIXING) of the appliance. When the cover (basin) is open and the machine is still running and the display does not show Er Door... the appliance must be immediately stopped and shut down and note must be hung on the appliance, saying that the machine is out of order. An authorized technician must be informed as soon as possible in order to get the appliance repaired. During the cleaning (during SLOW MIXING) of the appliance, attention must be paid to any oil leaks, increased noise, squeaking sounds or increased vibrations. If you notice any aforementioned problems, the appliance must be immediately shut down; a visible notice board must be placed on it with information that it is inoperable and authorized service personnel must be notified as soon as possible. Every day before using the appliance, the correct functioning of the safety switch of the lid (basin) must be checked. When the appliance is in mixing 69 (press the button) phase open the cover. On the touch screen message must show caption Er Door... and the mixing should stop. 13.2 CLEANING THE SURFACES OF THE APPLIANCE Surface cleaning includes cleaning of the side pannels of the machine and other external parts of the machine that are not in contact with the ice cream mix. It is strictly forbiden to use abrasive pads or aggressive cleaning agents, which can damage the surfaces. Cleaning process:    turn off the SAFETY SWITCH and the MAIN SWITCH; make sure that the mixture treating cylinder cover and the ejection opening are well closed; clean the surfaces and make sure that the detergent does not touch those parts, which do come into contact with cream mixture. 13.3 USING THE SHOWER FOR CLEANING In order to clean or rinse-off the appliance or its parts, one can help oneself with the shower, which is mounted on the top side panel of the machine. The shower must be connected to fresh (drinkable) water supply (see the chapter on connecting the appliance). WATER SHOWER WATER VALVE How to use the shower:   grab the shower handle and pull it out; FLEXIBLE HOSE 70  point it towards those parts of the appliance, which need to be cleaned or rinsed-off and open the water valve (in counter clockwise direction); WATER VALVE  close the water valve (in clockwise direction) and place the shower back to its place In the case of wear or pipe breakage of the shower, the pipe of the shower must be replaced. Only original pipes must be used! Only in this way we can assure a well and normal working water shower! 13.4 CLEANING OF PARTS THAT COME IN CONTACT WITH THE ICE CREAM MIXTURE All parts, which come into contact with cream mixture, must be cleaned before and after every use. With regular cleaning practice you comply with standards of hygiene and ensure quality of cream mixture treatment. Cleaning process:           make sure that the mixture treating control panel is in STOP state; make sure that the ejection opening is well closed; open the cylinder cover and pour approximately 30 cm of water into the cylinder; close the cylinder cover; press the MIXING MODE key and monitor the mixer operation; press the STOP / RESET key; turn off the SAFETY SWITCH and the MAIN SWITCH; place a suitable container under the ejection opening and empty the water out of the cylinder (if necessary the procedure must be repeated); disassemble the cylinder cover; 71 Firstly, unscrew the small cover (in counter-clockwise direction) and lift it from the cylinder cover. Secondly, unscrew the upper part of the cover (in counter-clockwise direction) and take it off. Finally, lift the cover lever and remove the lower part of the cylinder cover.  72  pull the mixer out of the cylinder: Pull out the pin that connects the shaft and the mixer of the cylinder. PIN MIXER After removing the pin, slowly and consistently pull the mixer out of the cylinder; exercise great care to prevent accidental dropping and consequent damaging of the mixer.   Place the mixer on solid surface and remove each slider from the mixer individually. SLIDER After that each slider must be very carefully inspected: should the slider be cracked, broken, worn or otherwise damaged, it must be replaced with a new one. 73   Remove the shaft sealing from the cylinder shaft (in the case, the shaft sealing is cracked, worn or inelastic it has to be replaced by a new seal). SHAFT SEALING   take the piston lever of the ejection opening holder: Firstly, open the ejection opening. After that press the blocking shaft with your thumb and pull the piston lever out of the ejection opening. 74    take the piston sealing of the piston (in the case, the shaft sealing is cracked, worn or inelastic it has to be replaced by a new seal).  if the lever is dirty, you will have to disassemble it: Grab the piston lever with both hands and rotate the lever (in counter clockwise direction). By doing so, the handle and the pin get separated from the lever. Pull the handle and the pin out of the lever. Place the pin with the handle into the lever (in an angle of 90°) and rotate the handle (in counter clockwise direction). By doing so, the pin gets separated from the handle and at the same time the bushing, the spring and the screw cap get disassembled.  75  all disassembled parts of the piston lever should be cleaned in a mixture of warm water and a disinfection agent as well as dried. While doing so, please pay special attention to instructions of the disinfection agent manufacturer as well as hygienic standards, which are valid in your country. PISTON HANDLE LEVER PIN SPRING SCREW CAP BUSHING   reassemble the lever again: Place the bushing, the spring and the screw cap on the pin in the correct order and screw on the handle (in clockwise direction). Place the pin with the handle into the lever and screw it tight (in clockwise direction). 76   all removed parts must be cleaned in a mixture of water and disinfection agent. While doing so, please pay special attention to instructions of the disinfection agent manufacturer as well as hygienic standards, which are valid in your country. It is strictly forbidden to put plastic parts of the appliance into the dishwasher to clean them!     it is recommended that the shaft sealing and the piston sealing are greased with Vaseline; slide the shaft sealing back onto the cylinder shaft: Place the mixer on solid surface and place each slider back onto the mixer individually. 77   insert the mixer into the cylinder: Hold the mixer with both hands and place it very slowly into the cylinder. When the mixer shaft is in bed, find the final position of the mixer in the bed of the drive shaft by slowly spinning it in a clockwise direction – the pin can be inserted. After the mixer is in its final position, insert the pin. Final pin position. 78   placing the cylinder cover: Firstly, the lower cover part must be correctly placed, and secondly, lower the lever of the cover. Screw the upper cover part (in clockwise direction) to the lower part of the cover. Finally, the little cover must be screwed on (in clockwise direction) to the upper part of the cover. The cylinder cover is now fully assembled and positioned. 79   place the piston sealing on the piston:   place the piston lever on the ejection opening holder: Press the blocking shaft with your thumb and place the piston lever on the ejection opening holder. The blocking shaft must lock onto the shaft – this is the only correct way of placing the piston lever onto the ejection opening holder. Finally, close the ejection opening. 80 14 MAINTENANCE OF THE APPLIANCE 14.1 INSTRUCTIONS FOR PREVENTION OF INJURIES Authorized servicing personnel only may perform removal of the top cover and side panels and any actions inside the machine. Removal of the top cover and side panels and any intervening actions inside the machine is strictly forbidden when the machine is connected to the power supply. It is strictly forbidden to connect the machine to the power supply if top cover and side panels are not properly attached and all required security measures are not in place. Cleaning or lubrication of parts, which are moving or rotating, is forbidden. 14.2 PROBLEMS, ERRORS AND TROUBLESHOOTING Malfunctions and errors are caused mostly by incorrect use, improper or inadequate maintenance or incorrect connection of the appliance. Therefore the operators must always carefully follow the instructions. The errors, the causes and troubleshooting: Error Cause Troubleshooting Appliance will not start up when when switched on. There is no power supply Check the power circuit. Automatic fuses are disconnected. Switch on the power fuses again. Compressor starts up, but shuts down immediately. The display shows “- P -“. Water feed shortage. Open the water feed valve. Water supply not connected. Connect appliance to the water supply. Heating cycle takes too long. Heater has burnt out. Call VALMAR service tehnicans. There is not enough glycol in the system. Cooling cycle takes too long. Water supply flow is too weak. There is not enough glycol in the system. Cooling is inadequate. Call VALMAR service tehnicans. Make sure that the valve is open and the pipes are not jammed. Check the quantity of the glycol. The expansion valve does not work properly. Call VALMAR service tehnicans. Inadequate condensation. Call VALMAR service tehnicans. The cooling filter is blocked. Call VALMAR service tehnicans. Gas leckage in the system. Call VALMAR service tehnicans. 81 14.3 REGULAR MAINTENANCE INSPECTION PLAN All maintenance and servicing must be carried out by technicians authorized by VALMAR Company. Maintenance inspection WEEKLY MONTHLY EVERY THREE YEARLY MONTHS Security systems X Electricity connections X Tightness of the screws and sealing X Door safety switch (DOOR) X Gas X Glycol X 14.4 TESTING START UP Testing start up of the appliance:      make sure that the control panel is in STOP state; make sure that the outlet pipe is properly set and well closed open the coover lid ; fill the basin with 30 cm of water lower – close cover lid;  press CONTINUOUS MIXING   press STOP / RESET key; open outlet pipe and empty the water from the basin. key and check mixer operation; 14.5 REGULATION OF THE WATER FEED VALVE The water feed valve is preset to factory default values. These may change due to possible shocks and vibrations during transportation. In this case, the water feed valve has to be reset properly by authorized service personnel. The water feed valve functions properly when water is discharged from appliance during the operation of the compressor unit; the water flow stops when the appliance stops. Water consumption increases if the temperature of cooling water exceeds 18°C. 14.6 82 14.7 ENVIRONMENT TEMPERATURES BELOW 0°C  Do not leave the appliance in an environment colder than 0ºC (32 ºF, 273K). If temperetures drop below freezing point, you must discharge water from the condenser. To empty the water out of the appliance, detach the cap of the safety valve at its bottom. When all water has been discharged, put the cap back in position. CONDENSER SAFETY VALVE   Open the safety valve and empty the system. When the system is empty close the valve.  83 Screw the cap of the safety valve back in position. 14.8 ORDERING SPARE PARTS The order for any spare part must include:      model of the appliance, serial number of the appliance, short description of the part, factory code (if possible,) quantity. SERIAL NUMBER MODEL Spare part order (example): SPARE PART ORDER TYPE AND MODEL: No. 100338 SHORT DESCRIPTION OF THE PART: ICE CREAM EJECTION OPENING COVER FACTORY CODE: / QUANTITY: 1 COMPANY 84