Service Repair Manual
Models
424D Backhoe Loader
424D Backhoe Loader BKR00529-00562 (MACHINE) POWERED BY 3054B Engin...
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Shutdown SIS Previous Screen Product: BACKHOE LOADER Model: 424D BACKHOE LOADER BKR Configuration: 424D Backhoe Loader BKR00529-00562 (MACHINE) POWERED BY 3054B Engine
Disassembly and Assembly 416D, 420D, 424D, 428D, 430D, 432D, 438D and 442D Backhoe Loaders Power Train Media Number -RENR3578-12
Publication Date -01/04/2010
Date Updated -13/04/2010
i02557470
Transmission (Power Shift) - Disassemble SMCS - 3030-015-PM; 3066-015
Disassembly Procedure Table 1 Required Tools Tool
Part Number
Qty
Repair Stand
1
Transmission Shaft Handler
1
189-0409
Shackle As
1
1P-0074
Slide Hammer
1
8H-0063
Bearing Puller Assembly
1
6V-3010
Puller Group
1
126-7177
Leg
2
E
1U-6405
Puller
1
F
152-7055
Spring Compressor
1
G
1U-6400
Puller
1
128-5041
Bearing Puller
1
6V-3010
Puller Group
1
126-7177
Leg
2
6V-2157
Link Bracket
1
A
1U-7502
Part Description
152-7085
(1)
B C
D
H
I
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(1)
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CE Compliant
Start By: A. Remove the transmission. Refer to Disassembly and Assembly, "Transmission (Powershift) - Remove".
NOTICE 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, "Caterpillar Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Caterpillar 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 thoroughly cleaned. This will help to prevent dirt from entering the internal mechanism. Note: The transmission will be disassembled in major components. The major components will then be disassembled.
Illustration 1
g00730318
1. Use a suitable lifting device in order to install transmission (1) on tooling (A) . The weight of transmission (1) is 172 kg (379 lb).
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Illustration 2
g00730319
2. Remove two valve groups (2) .
Illustration 3
g00730320
3. Remove nut (3) , washer (4) , and coil assembly (5) . Remove seal kit (6) from cartridge (7) .
Illustration 4
g00730321
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424D Backhoe Loader BKR00529-00562 (MACHINE) POWERED BY 3054B Engin...
4. Remove magnetic sensor (8) .
Illustration 5
g00730322
Illustration 6
g00730323
5. Remove tube assembly (9) .
Illustration 7
g00730324
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424D Backhoe Loader BKR00529-00562 (MACHINE) POWERED BY 3054B Engin...
6. Remove valve group (10) .
Illustration 8
g00730325
7. Remove O-ring (11) and O-ring (12) .
Illustration 9
g00730326
8. Remove valve group (13) .
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424D Backhoe Loader BKR00529-00562 (MACHINE) POWERED BY 3054B Engin...
Illustration 10
g00730327
9. Remove two O-rings (14) and O-ring (15) .
Illustration 11
g00730328
10. Remove two bolts (16) and plate (17) .
Illustration 12
g00730329
11. Remove O-ring (18) .
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424D Backhoe Loader BKR00529-00562 (MACHINE) POWERED BY 3054B Engin...
Illustration 13
g00730330
12. Remove screen filter (19) .
Illustration 14
g00730331
13. Remove oil filter (20) .
Illustration 15
g00730333
14. Remove two bolts (21) and elbow assembly (22) .
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424D Backhoe Loader BKR00529-00562 (MACHINE) POWERED BY 3054B Engin...
Illustration 16
g00730334
15. Remove two O-rings (23) .
Illustration 17
g00730336
16. Remove valve group (24) .
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424D Backhoe Loader BKR00529-00562 (MACHINE) POWERED BY 3054B Engin...
Illustration 18
g00730337
17. Remove ball (25) , spring (26) , and O-ring (27) .
Illustration 19
g00730338
18. Remove pump drive shaft (28) from the transmission.
Illustration 20
g00730340
19. Remove bolt (29) , washer (30) , and yoke assembly (31) from the output shaft.
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424D Backhoe Loader BKR00529-00562 (MACHINE) POWERED BY 3054B Eng...
Illustration 21
g00730342
20. Remove gasket (32) from yoke (33) .
Illustration 22
g00730343
21. Remove bolt (34) and washer (35) .
Illustration 23
g00730344
22. Remove O-ring (36) and yoke (37) from the output shaft.
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424D Backhoe Loader BKR00529-00562 (MACHINE) POWERED BY 3054B Eng...
Illustration 24
g00730345
23. Remove four bolts (38) , washers (39) , and pump group (40) .
Illustration 25
g00730348
24. Remove seal (41) .
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424D Backhoe Loader BKR00529-00562 (MACHINE) POWERED BY 3054B Eng...
Illustration 26
g00730349
25. Remove lip seal (42) from pump group (40) .
Illustration 27
g00730350
26. Use tooling (I) and a suitable lifting device in order to support the transmission case. Remove eighteen bolts (43) .
Illustration 28
g00730351
27. Use a pry bar in the slots of the transmission case in order to break the seal. Carefully remove case assembly (44) . The weight of case assembly (44) is 26.9 kg (59 lb).
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424D Backhoe Loader BKR00529-00562 (MACHINE) POWERED BY 3054B Eng...
Illustration 29
g00730353
28. Remove lip seal (45) from case assembly (44) .
Illustration 30
g00730354
29. Remove tube assembly (46) and (47) from case assembly (44) .
Illustration 31
g00730355
30. Remove bearing cups (48) , (49) , and (50) from case assembly (44) .
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424D Backhoe Loader BKR00529-00562 (MACHINE) POWERED BY 3054B Eng...
Illustration 32
g00730356
Note: Record the measurement of shims (51) to aid in installation. 31. Remove shims (51) from case (44) .
Illustration 33
g00730357
32. Remove output shaft (52) .
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424D Backhoe Loader BKR00529-00562 (MACHINE) POWERED BY 3054B Eng...
Illustration 34
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g01280623
33. Use Tooling (B) , washer (35) , and bolt (34) in order to remove rear output shaft (53) , shaft (54) , and input shaft (55) . The combined weight of rear output shaft (53) , shaft (54) , and input shaft (55) is 61.3 kg (135 lb).
Illustration 35
g00730359
34. Remove reverse shaft (56) from the case assembly.
Illustration 36
g00730360
35. Use tooling (C) in order to remove bearing cups (57) .
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424D Backhoe Loader BKR00529-00562 (MACHINE) POWERED BY 3054B Eng...
Illustration 37
g00730362
36. Remove lip seal (58) from the case assembly.
Illustration 38
g00730363
37. Remove tube assembly (59) .
Output Shaft (Front)
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424D Backhoe Loader BKR00529-00562 (MACHINE) POWERED BY 3054B Eng...
Illustration 39
g00730365
1. Remove ring (60) from front output shaft (52) .
Illustration 40
g00730366
2. Use tooling (D) in order to remove bearing cone (61) .
Illustration 41
g00730368
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424D Backhoe Loader BKR00529-00562 (MACHINE) POWERED BY 3054B Eng...
Illustration 42
g00730369
3. Use tooling (E) in order to remove spacer (62) , bearing cone (63) , washer (64) , needle thrust bearing (65) , and gear (66) .
Illustration 43
g00730370
4. Remove caged roller bearing (67) , spacer (68) , caged roller bearing (69) , needle thrust bearing (70) , and washer (71) .
Illustration 44
g00730371
5. Remove retaining ring (72) and end plate (73) .
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