Transcript
INSTALLATION INSTRUCTIONS
44"/50" RAM BLOWER P/N 44" 539 130360 / 50" 539 130372 50" Deck Pulley Guard
50" Inch Blower System 1. Remove mower deck from chassis. Refer to Operator's Manual if necessary. Pull out deflector pin and remove deflector chute. Remove existing chute hinge support, retaining hardware for reuse.
Deflector Chute
Deflector Pin
2. Attach blower mount bracket to deck with existing hardware and tighten to 70-80 ft./lbs. 3. Remove right pulley guard. 4. From under the mower deck, remove shaft from right blade spindle.
WARNING! Blades are sharp. Protect your hands with gloves and/or wrap blades with a heavy cloth when handling.
Blower Mount Bracket
Chute Hinge Support - remove and replace Shaft
8059-019
1¾ Bolt
5. Install new shaft. Use existing deck pulley. Install spacer and key from kit, as shown in illustration. Install pulley and secure with original flat washer and 1½ bolt from kit. Orient the raised portion of pulley hub to the bottom. 6. Install idler pulley using 1¾ bolt, placing spacer under pulley. Secure with nyloc nut. 7. Individual preference for either HiLift or LoLift blades may vary, depending on mowing conditions and type and heaviness of grass to be bagged. Tighten blade, attaching hardware to 60-70 ft./lbs.
Idler Pulley
Spacer
1½ Bolt
Pulley (hub down)
Spacer Key
Shaft
8059-020
INSTALLATION INSTRUCTIONS 8. Attach blower housing assembly to mower deck with blower housing butted snugly against discharge opening and horizontal tip guard under deck stiffener strap. Attach blower assembly to blower mount bracket using deflector pin removed in Step 1. The outside wall of blower should be as vertical as possible. If blower is tilted excessively it could come off. If necessary, loosen hardware in slots and reposition blower assembly. Tighten mounting hardware securely. 9. Loosen tip guard hardware and position to contact under side of deck stiffener. Tighten hardware. 10. Install mower deck and blower assembly to mower chassis. Ensure that the blades are level with the deck and the deck is pitched correctly. Make any adjustments before proceeding.
Tip Guard
Deflector Pin
Deck Stiffener
8059-020
"V" Pulley
11. Install blower drive belt so blower rotation is clockwise when viewed from the operator's position. 12. To assist with belt installation, tighten the nut on the threaded spring rod a few turns. This will pull the flat idler forward and allow more clearance with the V-idler. Once belt is in place, loosen the nut on the threaded spring idler for proper belt tension.
Flat Idler Blower Pulley
Drive Pulley 8059-022
13. Install belt guard to blower assembly using ¼" washers and ¼" wing nuts.
Belt Guard
8059-021
INSTALLATION INSTRUCTIONS 44" Inch Blower System 1. Remove mower deck from chassis. Refer to Operator's Manual if necessary. Pull out deflector pin and remove deflector chute. Remove existing chute hinge support, retaining hardware for reuse.
50" Deck Pulley Guard Deflector Chute
Deflector Pin
2. Attach blower mount bracket to deck with existing hardware and tighten to 70-80 ft./lbs. 3. Remove right pulley guard. 4. From under the mower deck, remove shaft from right blade spindle.
WARNING! Blades are sharp. Protect your hands with gloves and/or wrap blades with a heavy cloth when handling.
New Chute Hinge Support
Chute Hinge Support - remove and replace
Shaft 8059-025
5. Install new shaft. Use existing deck pulley. 6. Install pulley and key from kit, as shown in illustration. Secure with original flat washer and bolt. Orient the raised portion of pulley hub facing up.
1½ Bolt
7. Install idler pulley using 1½ bolt from the kit. Secure with nyloc nut.
Idler Pulley
8. Individual preference for either HiLift or LoLift blades may vary, depending on mowing conditions and the type and heaviness of grass to be bagged. Tighten blade, attaching hardware to 60-70 ft./lbs. 9. Attach blower housing assembly to mower deck with blower housing butted snugly against discharge opening and horizontal tip guard under deck stiffener strap. Attach blower assembly to blower mount bracket using deflector pin removed in Step 1. The outside wall of blower should be as vertical as possible. If blower is tilted excessively it could come off. If necessary, loosen hardware in slots and reposition blower assembly. Tighten mounting hardware securely. 10. Loosen tip guard hardware and position to contact under side of deck stiffener. Tighten hardware.
Pulley (hub up) Key
Tip Guard
Deflector Pin
Deck Stiffener Shaft
8059-023
INSTALLATION INSTRUCTIONS 11. Install blower and deck assembly to the mower chassis. Ensure that blades are level with the deck and the deck is pitched correctly. Make any adjustments before proceeding.
"V" Pulley
12. Install blower drive belt so blower rotation is clockwise when viewed from the operator's position. 13. To assist with belt installation, tighten the nut on the threaded spring rod a few turns. This will pull the flat idler forward and allow more clearance with the V-idler. Once belt is in place, loosen the nut on the threaded spring idler for proper belt tension.
Flat Idler Blower Pulley
Drive Pulley 8059-022
14. Install belt guard to blower assembly using ¼" washers and ¼" wing nuts.
Belt Guard
8059-026
PARTS 50" Inch Blower System
46 25
25
32
25
28 14
45
49
1
44
13
27
28 25
2 41
27
42 3
43
5 4
23
6 3
31
31 10
26
16 15
30
39
31
12
25
24
35 18
33
7 8
17
36
22 31
37 38 34
29
31 9 21
11
19
20 50
48
40
22 47
PARTS 50" Inch Blower System ITEM
PART NO.
QTY.
DESCRIPTION
ITEM
PART NO.
QTY.
DESCRIPTION 3
1.. 539 130709....1 .... BLOWER HSING W/DECAL
26.. 539 990563....3 .... HCS /8-16 x 1 GR 5
2.. 539 117544 ....1 .... FAN/SHAFT WELDMENT
27.. 539 990580....9 .... HCS ¼-20 x ¾ GR5
3.. 539 115279 ....2 .... BEARING, ECC LOCK
28.. 539 977761....4 .... HCS ¼-20 x 1 GR 5
4.. 539 115876 ....1 .... SPACER, 1¼ OD x 2.083
29.. 539 976934....2 .... HCS 5/16-18 x ¾ GR 5
5.. 539 115875 ....1 .... HUB WELDMENT
30.. 539 115674 ....2 .... L-NUT 5/16-18 FLANGED
6.. 539 117263 ....1 .... HOUSING PLATE
31.. 539 976979....6 .... NUT 3/8-16 HEX NYLOC
7.. 539 115911 ....1 .... HOUSING GUARD
32.. 539 976978.. 11 .... NUT ¼-20 HEX NYLOC
8.. 539 117286 ....1 .... TIP GUARD
33.. 539 108120....2 .... NUT ¼-20 HEX THIN NYLOC
9.. 539 115888 ....1 .... PULLEY, 3½
34.. 539 990717....1 .... NUT 5/16-18 HEX NYLOC
10.. 539 115740 ....1 .... DECAL, BELT ROUTING
35.. 539 116162 ....1 .... IDLER BASE WELDMENT
11.. 539 117502 ....1 .... TARGET
36.. 539 116167 ....1 .... SLIDE ARM WELDMENT
12.. 539 117500 ....1 .... IDLER 3"
37.. 539 116165 ....1 .... BRACKET, IDLER MOUNT
13.. 539 115401 ....1 .... DECAL, WARNING
38.. 539 990692....1 .... WASHER, 5/16 STD FLT
14.. 539 119902 ....1 .... DECAL, LOGO
39.. 539 990122....1 .... WASHER, 3/8 SAE FLT
15.. 539 115575 ....1 .... EYEBOLT, 5/16 x 6
40.. 539 115753 ....1 .... SPACER
16.. 539 115720 ....2 .... SPRING RETAINER
41.. 539 990730....1 .... HCS 3/8-16 x 1¾
17.. 539 115542 ....3 .... BUSHING, FLIP-LOK
42.. 539 117501 ....1 .... IDLER 3" METAL
18.. 539 115870 ....1 .... SPRING
43.. 539 115359 ....1 .... BLADE ADAPTOR
19.. 539 115637 ....1 .... HUB BOLT, DRILLED
44.. 539 115933 ....1 .... "V" BELT, BLOWER
3
20.. 539 115638 ....1 .... ZERK /16" DRIVE
45.. 539 117504 ....1 .... GUARD 50"
21.. 539 115636 ....1 .... WASHER, .525 x 1.375 x .25
46.. 539 990997....3 .... WINGNUT ¼-20 NYLOC
22.. 539 116196 ....1 .... OUTER SHAFT KEY
47.. 539 119810 ....1 .... SHAFT, LONG
23.. 539 117548 ....1 .... SAND LINER
48.. 539 118687 ....1 .... PULLEY, 3½
3
24.. 539 990517....1 .... WASHER, /8 FLAT STD
49.. 539 130373....1 .... BRACKET, BLOWER MOUNT
25.. 539 115562 ..18 .... ¼" SAE FLAT WASHER
50.. 539 115549 ....1 .... HCS ½-20 x 1½ NOT SHOWN 539 130371 ...1 .... BLOWER ASSEMBLY 55"
PARTS 44" Inch Blower System
1
43
28 36
28
42
31 16
17 46
30
41 26 31 2 30
32
40
28 3
35
5 4 3
6
12
35 15
34
18
13 21
29
20 27
9
28
19 36
7
37 8
38
35 25 27 10
24 22
25 45 44
32 33
14 23
36
35
11
PARTS 44" Inch Blower System ITEM
PART NO.
QTY.
DESCRIPTION
ITEM
PART NO.
QTY.
DESCRIPTION
1.. 539 130709....1 .... BLOWER HSING W/DECAL
25.. 539 116196 ....1 .... OUTER SHAFT KEY
2.. 539 117544 ....1 .... FAN/SHAFT WELDMENT
26.. 539 117548 ....1 .... SAND LINER
3.. 539 115279 ....2 .... BEARING, ECC LOCK
27.. 539 990692....3 .... WASHER, 5/16 STD FLT
4.. 539 115876 ....1 .... SPACER, 1¼ OD x 2.083
28.. 539 115562 ..18 .... ¼" SAE FLAT WASHER
5.. 539 115875 ....1 .... HUB WELDMENT
29.. 539 990563....3 .... HCS 3/8-16 x 1 GR 5
6.. 539 117263 ....1 .... HOUSING PLATE
30.. 539 990580....9 .... HCS ¼-20 x ¾ GR5
7.. 539 115911 ....1 .... HOUSING GUARD
31.. 539 977761....4 .... HCS ¼-20 x 1 GR 5
8.. 539 117286 ....1 .... TIP GUARD
32.. 539 990655....1 .... HCS 3/8-16 x 1½ GR 5
9.. 539 121443....1 .... IDLER BASE WELDMENT
33.. 539 976934....2 .... HCS 5/16-18 x ¾ GR 5
10.. 539 115888 ....1 .... PULLEY, 3½
34.. 539 115674 ....2 .... L-NUT 5/16-18 FLANGED
11.. 539 121448....1 .... BRACKET, PULLEY
35.. 539 976979....6 .... NUT 3/8-16 HEX NYLOC
12.. 539 121447....1 .... PULLEY SLIDE WELDMENT
36.. 539 976978.. 11 .... NUT ¼-20 HEX NYLOC
13.. 539 115740 ....1 .... DECAL, BELT ROUTING
37.. 539 108120....2 .... NUT ¼-20 HEX THIN NYLOC
14.. 539 117502 ....1 .... TARGET
38.. 539 990717....1 .... NUT 5/16-18 HEX NYLOC
15.. 539 117500 ....1 .... IDLER 3"
39.. 539 990730....1 .... HCS 3/8-16 x 1¾
16.. 539 115401 ....1 .... DECAL, WARNING
40.. 539 117501 ....1 .... IDLER 3" METAL
17.. 539 119902 ....1 .... DECAL, LOGO
41.. 539 124328....1 .... "V" BELT, BLOWER
5
18.. 539 115575 ....1 .... EYEBOLT, /16 x 6
42.. 539 117505 ....1 .... GUARD 44"
19.. 539 115720 ....2 .... SPRING RETAINER
43.. 539 990997....3 .... WINGNUT ¼-20 NYLOC
20.. 539 115542 ....3 .... BUSHING, FLIP-LOK
44.. 539 119810 ....1 .... SHAFT, LONG
21.. 539 115870 ....1 .... SPRING
45.. 539 121103 ....1 .... PULLEY
22.. 539 115637 ....1 .... HUB BOLT, DRILLED
46.. 539 121454....1 .... BRACKET, BLOWER MOUNT
23.. 539 115638 ....1 .... ZERK 3/16" DRIVE
NOT SHOWN
24.. 539 115636 ....1 .... WASHER, .525 x 1.375 x .25
P/N 539 130381 R1
539 130206 ...1 .... BLOWER ASSEMBLY 44"
02/14/08
