950G and 962G Wheel Loaders and IT62G Integrated Toolcarrier Power Train Transmission Planetary - Disassemble Caterpillar


Transmission Planetary - Disassemble
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1.1. Disassembly Procedure

Disassembly Procedure

Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     138-7575     Link Bracket     2    
B     1P-2420     Transmission Repair Stand     1    
C     136-1452     Retaining Ring Pliers As     1    
D     5P-5197     Retaining Ring Pliers As     1    
E     1P-1863     Retaining Ring Pliers As     1    
F     1P-0520     Driver Gp     1    
G     8B-7551     Bearing Puller Gp     1    

Start By:

  1. Separate the torque converter from the transmission.



    Illustration 1g00324683

  1. Remove O-ring seals (1) and (5) from the housing.

  1. Remove bolt (3) , retainer (2) , and drive gear (4) from the end of the input shaft.



    Illustration 2g01174662

  1. Use Tooling (A) and a suitable lifting device to position the transmission on Tooling (B) , as shown.



    Illustration 3g01174663

  1. Use Tooling (C) to remove retaining ring (8) from output shaft (7) .



    Illustration 4g00324690

  1. Remove four bolts (9) and No. 6 clutch housing (6) . Mark the location of the long bolt.



    Illustration 5g00324691

  1. Remove clutch piston (10) from No. 6 clutch housing (6) .

  1. Remove seal rings (11) and (12) from clutch piston (10) .



    Illustration 6g03078253



    Illustration 7g03063016

  1. Remove upper clutch plate (13) , and remove springs (14) and remove reaction dowels (15) .



    Illustration 8g03063037

  1. Remove clutch plates (16) and friction discs (17) .



    Illustration 9g03063156

  1. Remove ring gear (18) , and remove O-ring seal (19) .



    Illustration 10g03063116

  1. Remove carrier assembly (20) .



    Illustration 11g03063218

  1. Remove metal seal ring (21) from the carrier assembly.



    Illustration 12g03063497

  1. Use a suitable hammer and a punch to push the spring pins through carrier assembly (20) and into planetary shafts (22) .



    Illustration 13g03066604

  1. Use a suitable hammer and a punch to remove planetary shafts (22) from carrier assembly (20) .



    Illustration 14g03066621

  1. Remove thrust discs (23) , and remove planetary gears (25) , and remove bearings (24) from the carrier assembly. Remove the spring pins from planetary shafts (22) .



    Illustration 15g03063483

  1. Use Tooling (D) to remove retaining ring (26) from the output shaft.



    Illustration 16g01174667

  1. Use Tooling (E) to remove retaining ring (27) from the output shaft.



    Illustration 17g01174668

  1. Use Tooling (A) and a suitable lifting device to remove housing (28) and the O-ring seal. The weight of housing (28) is approximately 29 kg (64 lb).



    Illustration 18g00339593

  1. Remove retaining ring (30) and bearing (29) from housing (28) .



    Illustration 19g03078198

  1. Remove friction discs (31) and clutch plates (32) and remove the springs.



    Illustration 20g00324823

  1. Use Tooling (C) to compress retaining ring (33) . Remove clutch housing (35) from ring gear (34) .



    Illustration 21g00324824

  1. Use Tooling (C) to remove retaining ring (33) from clutch housing (35) .



    Illustration 22g00324825

  1. Use steel spacers and a press to apply pressure to retainer plate (36) . Remove retaining ring (37) from the clutch housing.



    Illustration 23g00324826

  1. Remove retainer plate (36) from sun gear shaft (39) . Remove disc springs (38) from clutch housing (35) .

  1. Remove clutch housing (35) from sun gear shaft (39) .



    Illustration 24g03066717

  1. Remove seal rings (40) and piston (41) from the clutch housing.



    Illustration 25g00339654

  1. Remove seal ring (42) and seal ring (43) from piston (41) .



    Illustration 26g00324828

  1. Remove retaining ring (44) from the output shaft.



    Illustration 27g03066924

  1. Remove sun gear (45) and springs (46) .



    Illustration 28g03066937

  1. Remove friction discs (47) and clutch plates (48) .



    Illustration 29g03066942

  1. Remove ring gear (34) .



    Illustration 30g03066952

  1. Remove retaining ring (49) and reaction plate (50) .



    Illustration 31g03067003

  1. Use Tooling (A) and a suitable lifting device to remove housing (51) and the O-ring seal. The weight of housing (51) is approximately 29 kg (64 lb).



    Illustration 32g03067134

  1. Remove clutch piston (52) from housing (51) . Remove seal ring (53) and remove seal ring (54) from clutch piston (52) .



    Illustration 33g03067176

  1. Remove friction discs (56) and clutch plates (55) .



    Illustration 34g03067205

  1. Remove reaction dowels (58) , springs (59) , and carrier assembly (57) .



    Illustration 35g03070259

  1. Use steel rods (60) (3.175 mm (0.1250 inch)) in order to compress the retaining ring that holds carrier assembly (57) to ring gear (61) .

  1. Remove carrier assembly (57) and seal ring (62) from ring gear (61) .



    Illustration 36g03070356

  1. Remove retaining ring (63) from carrier assembly (57) .



    Illustration 37g03070436

  1. Use a hammer and a punch to push the spring pins through carrier assembly (57) and into planetary shafts (64) .

  1. Use a suitable hammer and a punch to remove planetary shafts (64) from carrier assembly (58) .



    Illustration 38g00324891

  1. Remove thrust discs (65) , planetary gears (66) , and bearings (67) from the carrier assembly. Remove spring pins (68) from planetary shafts (64) .

  1. Remove the plastic thrust disc that is between the reverse planetary carrier and the forward planetary carrier.



    Illustration 39g00324892

  1. Remove retaining ring (69) that holds output shaft (70) to the input shaft.



    Illustration 40g00324893

  1. Remove output shaft (70) .



    Illustration 41g00324903

  1. Use Tooling (E) to remove retaining ring (72) .

  1. Remove sun gear (71) from output shaft (70) .



    Illustration 42g00324904

  1. Use a suitable press to push output shaft (70) out of bearing (73) , as shown.



    Illustration 43g00324905

  1. If necessary, remove bearings (74) from both ends of output shaft (70) .



    Illustration 44g01174715

  1. Use Tooling (A) and a suitable lifting device to remove housing (75) and the O-ring seal. The weight of housing (75) is approximately 29 kg (64 lb).



    Illustration 45g03070638

  1. Remove clutch piston (76) , and remove seal rings (77) and (78) from clutch piston (76) .



    Illustration 46g03076396

  1. Remove friction discs (79) , and clutch plates (80) and spring rods (81) .



    Illustration 47g01174719

  1. Use Tooling (E) to remove retaining ring (82) from the input shaft.

  1. Remove springs (83) and ring gear (84) .



    Illustration 48g00324948

  1. Remove carrier assembly (85) from the input shaft.



    Illustration 49g00328227

  1. Remove plastic thrust disc (123) that is used between the reverse planetary carrier and forward planetary carrier.



    Illustration 50g00324963

  1. Place a small block under carrier assembly (85) .

  1. Use rods (86) (2.36 mm (0.093 inch)) in order to compress the retaining ring that holds carrier assembly (85) to ring gear (87) together.

  1. Remove ring gear (87) from carrier assembly (85) .



    Illustration 51g00324964

  1. Remove retaining ring (88) from carrier assembly (85) .



    Illustration 52g00324965

  1. Use a suitable hammer and a punch to push the spring pins through carrier assembly (85) and into planetary shafts (89) .



    Illustration 53g00324966

  1. Use a suitable hammer and a punch to remove planetary shafts (89) .



    Illustration 54g00324967

  1. Remove thrust discs (91) , bearings (93) , planetary gears (92) , bearings (93) and planetary gears (92) from the carrier assembly.

  1. Remove spring pins (90) from planetary shafts (89) .



    Illustration 55g01293743

  1. Use Tooling (E) to expand retaining ring (94) . Use Tooling (F) to remove bearing (95) and the sun gear as a unit.



    Illustration 56g00324979

  1. Use a suitable press to remove bearing (95) from sun gear (96) .



    Illustration 57g00324981

  1. Remove retaining ring (94) from carrier assembly (85) .



    Illustration 58g00325003

  1. Remove plate (97) and the O-ring seal.



    Illustration 59g00325004

  1. Remove friction discs (98) and clutch plates (99) and the O-ring seal.



    Illustration 60g00325005

  1. Remove ring carrier (100) from carrier assembly (101) and remove carrier assembly (101) .



    Illustration 61g00325009

  1. Remove seal ring (102) from ring carrier (100) .



    Illustration 62g00325010

  1. Remove seal rings (103) from carrier assembly (101) .



    Illustration 63g00325012

  1. Use a suitable hammer and a punch to push the spring pins through carrier assembly (101) and into planetary shafts (104) .

  1. Use a suitable hammer and a punch to remove planetary shafts (104) from carrier assembly (101) .



    Illustration 64g01293746

  1. Remove thrust disc (105) , planetary gears (106) , bearings (107) , and thrust disc (108) from the carrier assembly. Remove spring pins (109) from planetary shafts (104) .



    Illustration 65g01174770

  1. Remove reaction dowels (112) and coupling gear (110) .

  1. Remove clutch piston (111) from the clutch housing.

  1. Remove sun gear (113) .



    Illustration 66g00325046

  1. Remove seal rings (114) and (115) from clutch piston (111) .



    Illustration 67g00325045

  1. Remove retaining ring (116) from housing (117) .



    Illustration 68g00325047

  1. Use a soft hammer to remove input shaft (118) from housing (117) .

  1. Remove two dowels (119) from housing (117) .



    Illustration 69g01293748

  1. Remove seals (120) and seal ring (121) from input shaft (118) .



    Illustration 70g01293749

  1. Use a suitable press and Tooling (G) to remove bearing (122) from input shaft (118) .

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