615C Series II Wheel Tractor-Scraper Wheel Tractor Power Train Caterpillar


Torque Converter - Disassemble

Usage:

615C II 9XG

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 - Remove". 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 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 6g00441305

  1. Remove eight bolts (10) in order to remove cover (11) .



    Illustration 7g00441443

  1. Use two forcing screws (7) in order to remove cover (11) from torque converter (12) .



    Illustration 8g00441450

  1. Remove two bolts (13) and retainer (14) 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 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 31g00445223

  1. Remove bearing retainer (46), thrust bearing (47) and bearing thrust race (48) from converter turbine (49) .



    Illustration 32g00445323

  1. Use Tool (D) and a press and remove converter turbine (49) from housing (27) .



    Illustration 33g00445383

  1. Remove sixteen bolts (50) and remove turbine hub (51) from converter turbine (49) .



    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) .

Caterpillar Information System:

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928G Wheel Loader Drive Shaft Spline (Center) - Lubricate
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631E Series II Wheel Tractor-Scrapers Hydraulic System Oil Filter - Replace
928G Wheel Loader Cooling System Coolant Additive (DEAC) - Add
938G Wheel Loader and IT38G Integrated Toolcarrier Power Train NoSPIN Differential
615C Series II Wheel Tractor-Scraper Wheel Tractor Power Train Torque Converter - Install
938G Wheel Loader and IT38G Integrated Toolcarrier Power Train Bevel Gear and Pinion (Fixed and Oscillating Axles)
3126B Engine for Caterpillar Built Machines Cylinder Head
966G and 972G Wheel Loaders Power Train Relief Valve (Transmission Hydraulic Control) - Remove
615C Series II Wheel Tractor-Scraper Machine Systems Diverter Valve (Elevator) - Assemble
966G and 972G Wheel Loaders Power Train Relief Valve (Transmission Hydraulic Control) - Install
D8R Track-Type Tractor Horn
994D Wheel Loader Power Train Torque Converter Lockup Clutch Pressure - Test
631E Series II Wheel Tractor-Scrapers Hydraulic Tank Breaker Relief Valve - Clean
994D Wheel Loader Alternator - Inspect
966G and 972G Wheel Loaders Power Train Modulating Valve (Transmission Clutch) - Remove
966G and 972G Wheel Loaders Power Train Modulating Valve (Transmission Clutch) - Install
994D Wheel Loader Steering System Pressure Switch (Steering and Brake Filter)
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