Required Tools | |||
---|---|---|---|
Tool | Part Number | Part Description | Qty |
A | 1U-5750 | Engine Stand | 1 |
B | 6V-2157 | Link Bracket | 1 |
C | 9S-9152 | Puller Assembly | 1 |
C | 5F-7465 | Puller | 1 |
C | 3/8inch x 6inch Bolt | 2 | |
D | 4C-3652 | Spring Compressor | 1 |
E | 1U-6405 | Puller | 1 |
F | 4C-3802 | Puller | 1 |
G | 8H-0663 | Puller | 1 |
G | 5F-7465 | Puller | 1 |
H | 8B-7551 | Puller | 1 |
H | 6V-3010 | Puller | 1 |
J | 137-8102 | Spring Compressor | 1 |
K | 4C-3089 | Puller | 1 |
Start By:
- Remove the transmission.
NOTICE |
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Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting, and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids. Refer to Special Publication, NENG2500, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat® products. Dispose of all fluids according to local regulations and mandates. |
Note: Cleanliness is an important factor. Before the disassembly procedure, the exterior of the component should be cleaned thoroughly, to prevent dirt from entering the internal mechanism.
Note: The transmission will be disassembled in major components. The major components will then be disassembled.
- Install transmission (1) on Tooling (A). The weight of transmission (1) is approximately
200 kg (441 lb) .Show/hide tableIllustration 2 g00728895 - Remove implement pump drive shaft (2) from transmission (1).
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Illustration 3 g00728906 - Remove bolt (6), washer (5), and yoke (4).
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Illustration 4 g00728913 - Attach Tooling (B) to case (7). Attach a suitable lifting device to Tooling (B). The weight of case (7) is approximately
38 kg (84 lb) . Remove 14 bolts (8). Remove case (7).
Illustration 1 | g00728888 |
(Direct Drive) Output Shaft (Front)
- Remove front output shaft (9).
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Illustration 6 g00728943 - Use Tooling (C) to remove bearing cone (10).
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Illustration 7 g00728944 - Use Tooling (E) to remove bearing cone (11) and gear (12).
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Illustration 8 g00728945 - Remove two roller bearings (13), spacer (14), needle bearing (15), and thrust washer (16).
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Illustration 9 g00728948 - Remove retainer (17) and clutch pack (18).
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Illustration 10 g00728950 Show/hide tableIllustration 11 g00728952 Show/hide tablePersonal injury can result from being struck by parts propelled by a released spring force.
Make sure to wear all necessary protective equipment.
Follow the recommended procedure and use all recommended tooling to release the spring force.
- Use a suitable press and Tooling (D) to compress spring (19).
- Remove retaining ring (20), retainer (21), and spring (19).
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Illustration 12 g00728953 - Release piston (22) by blowing shop air into the lube passage, as shown.
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Illustration 13 g00729060 - Use a seal pick to remove the seals from piston (22).
Illustration 5 | g00728940 |
(Direct Drive) Output Shaft (Rear)
- Remove screws (24) from each of the gearshift rods (23).
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Illustration 15 g00729064 - Remove plug (25).
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Illustration 16 g03652350 Show/hide tablePersonal injury can result from being struck by parts propelled by a released spring force.
Make sure to wear all necessary protective equipment.
Follow the recommended procedure and use all recommended tooling to release the spring force.
- Remove plug (25), O-ring seal (26), two springs (27), and three balls (28). Remove two gearshift rods (23) from shift forks (25).
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Illustration 17 g00729197 - Use Tooling (E) to remove bearing (30), gear (31), and gear (32).
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Illustration 18 g00729198 - Remove bearings (33), spacer (34), and synchronizer (35).
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Illustration 19 g00729199 - Use Tooling (F) to remove bearing (36) and gear (37). Remove synchronizer (38).
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Illustration 20 g00729200 - Remove retaining ring (39). Remove gear (40) and housing (41).
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Illustration 21 g00729201 - Use Tooling (E) to remove gear (42).
Illustration 14 | g00729062 |
- Remove the shaft by hand for disassembly.
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Illustration 22 g00729202 - Use Tooling (G) to remove bearings (43) and (44).
- Remove the reverse shaft by hand for disassembly.
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Illustration 23 g00729204 - Use Tooling (G) to remove bearings (45) and (46).
- Remove the input shaft by hand for disassembly.
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Illustration 24 g00729207 - Use Tooling (H) to remove bearing (47).
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Illustration 25 g00729208 - Remove retaining ring (48). Remove spacer (49), needle bearing (50), and gear (51).
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Illustration 26 g00729210 - Remove retainer (52) and clutch pack (53).
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Illustration 27 g00729213 Show/hide tablePersonal injury can result from being struck by parts propelled by a released spring force.
Make sure to wear all necessary protective equipment.
Follow the recommended procedure and use all recommended tooling to release the spring force.
- Use Tooling (J) and a suitable press to compress spring (55). Remove retaining ring (54). Remove the retainer and spring (55).
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Illustration 28 g00729257 - Release piston (56) by blowing shop air into the lube passage, as shown.
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Illustration 29 g00729258 - Use a seal pick in order to remove the seals from piston (56).
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Illustration 30 g00729260 - Use Tooling (K) to remove bearing (57) and gear (58).
- Remove gear (59) from the clutch pack.
- Repeat Steps 4 through 7 for the remainder of the input shaft.
Illustration 31 | g00729262 |
Note: Record the measurement and placement of the shims behind the bearing cups for assembly purposes.
- Remove bearing cups (60), (61), (62), (63), and (64).