D250E Series II and D300E Series II Articulated Trucks Power Train Caterpillar


Torque Converter - Disassemble

Usage:

D250E II 4PS

Disassembly Procedure

Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     6V-2156     Link Bracket     1    
6V-2157 Link Bracket     1    
B     1P-0510     Driver Group     1    
C     5F-7343     Puller Assembly     1    
D     1P-0520     Driver Group     1    

Start By:

  1. Remove the torque converter. Refer to Disassembly and Assembly, "Torque Coverter and Retarder - Separate". The information is in this manual.



    Illustration 1g00440545

  1. Remove bolt (1) and retainer (2) in order to remove yoke (3) and the seal from shaft (4) .



    Illustration 2g00440546

  1. Remove eight bolts (5) from carrier (6) .



    Illustration 3g00440991

  1. Use two 3/8-16 NC forcing screws (7) in order to remove carrier (6) from housing (8) .



    Illustration 4g00441104

  1. Remove lip type seal (9) from carrier (6) .



    Illustration 5g00441172

  1. Attach Tooling (A) , a hoist and an appropriate lifting device to housing (8) . Separate housing (8) from the torque converter. The housing weighs approximately 140 kg (310 lb) .



    Illustration 6g00508520

  1. Remove fourteen bolts (10) in order to remove flange assembly (11) .



    Illustration 7g00508522

  1. Use two 1/2-13 NC forcing screws (7) in order to remove flange assembly (11) from torque converter (12) .



    Illustration 8g00441450

  1. Remove two bolts (13) , retainer (14) and the shims from torque converter (12) .



    Illustration 9g00441527

  1. Remove seal (15) from shaft (16) .



    Illustration 10g00441583

  1. Remove shaft (16) from torque converter (12) .



    Illustration 11g00441763

  1. Remove two O-ring seals (17) from shaft (16) .



    Illustration 12g00441769

  1. Remove retaining ring (18) from shaft (16) .



    Illustration 13g00442003

  1. Use Tooling (B) and a press in order to remove bearing (19) from shaft (16) .



    Illustration 14g00443304

  1. Remove stator carrier (20) from torque converter (12) .



    Illustration 15g00443307

  1. Remove two O-ring seals (21) from stator carrier (20) .



    Illustration 16g00443313

  1. Remove retaining ring (22) from stator carrier (20) .



    Illustration 17g00443343

  1. Use Tool (B) , Tool (C) and a press in order to remove ring carrier (23) and bearing (24) from stator carrier (20) .



    Illustration 18g00443503

  1. Remove 36 bolts (25) that connect converter impeller (26) to housing (27) .



    Illustration 19g00443587

  1. Use four 3/8-16 NC forcing screws (28) in order to remove converter impeller (26) from housing (27) .



    Illustration 20g00443647

  1. Remove eight bolts (29) in order to remove pump drive gear (30) from converter impeller (26) .



    Illustration 21g00443683

  1. Remove pump drive gear (30) from converter impeller (26) .



    Illustration 22g00444126

  1. Remove impeller hub (31) from converter impeller (26) .



    Illustration 23g00444269

  1. Remove bearing retainer (33) and bearing thrust race (34) from converter stator (36) .



    Illustration 24g00444270

  1. Remove thrust bearing (35) from converter stator (36) .



    Illustration 25g00444271

  1. Remove converter stator (36) from converter turbine (37) .



    Illustration 26g00444273

  1. Remove retaining ring (38) and thrust race (39) from converter stator (36) .



    Illustration 27g00444343

  1. Remove freewheel race (40) from freewheel cam (41) .



    Illustration 28g00444366

  1. Remove freewheel rollers (42) and freewheel springs (43) from freewheel cam (41) .



    Illustration 29g00444403

  1. Remove retaining ring (44) and thrust race (45) from converter stator (36) .



    Illustration 30g00444503

  1. Remove freewheel cam (41) from converter stator (36) .



    Illustration 31g00524488

  1. Remove bearing retainer (46) , thrust bearing (47) and bearing thrust race (48) from converter turbine (37) .



    Illustration 32g00524509

  1. Use Tool (D) and a press and remove converter turbine (37) from housing (27) .



    Illustration 33g00524510

  1. Remove sixteen bolts (50) and remove turbine hub (51) from converter turbine (37) .



    Illustration 34g00445403

  1. Remove seal ring (52) and retaining ring (53) from turbine hub (51) .



    Illustration 35g00445444

  1. Remove retaining ring (54) from housing (27) .



    Illustration 36g00445664

  1. Remove backing plate (55) from housing (27) .



    Illustration 37g00445723

  1. Remove friction disc (56) from housing (27) .



    Illustration 38g00445804

  1. Install two eyebolts (57) in clutch piston (58) . Remove clutch piston (58) from housing (27) .



    Illustration 39g00446027

  1. Remove ring seal (59) from piston (58) .



    Illustration 40g00446443

  1. Remove ring seal (60) from housing (27) .



    Illustration 41g00446444

  1. Use Tool (D) and a press and remove bearing (61) from housing (27) .

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