525C, 535C and 545C Wheel Skidders Power Train Caterpillar

Torque Converter from Transmission - Separate

Usage:

525C 525

Separation Procedure

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Table 1
Required Tools
Tool	Part Number	Part Description	Qty
A	138-7574	Link Bracket	2
A	6V-6146	Load Leveler	1
B	1U-5750	Repair Stand	1
B	9U-5161	Adapter Plate	1
C	138-7573	Link Bracket	3

Start By:

Remove the torque converter and the transmission from the machine. Refer to Disassembly and Assembly, "Torque Converter and Transmission - Remove".

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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, "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: Put identification marks on all lines, on all hoses, on all wires, and on all tubes for installation purposes. Plug all lines, hoses, and tubes. This helps to prevent fluid loss and this helps to keep contaminants from entering the system.

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Illustration 1	g01271217

Use Tooling (A) and a suitable lifting device to position the torque converter and transmission (1) onto Tooling (B). The weight of the torque converter and transmission (1) is approximately 862 kg (1900 lb).
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Illustration 2 g00589498
Attach a suitable lifting device to piston pump (2). The combined weight of piston pump (2) and the gear pump is approximately 59 kg (130 lb).
Remove bolts (3), piston pump (2) and the gear pump.
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Illustration 3 g00589499
Remove bolts (5).
Remove transmission oil pump (4).
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Illustration 4 g00589500
Remove pump drive housing (6). Refer to Disassembly and Assembly, "Transmission Pump Drive Housing - Remove".
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Illustration 5 g00589501
Use Tooling (B) to rotate transmission (1) to the side.
Remove bolt (8) and retainer (9).
Remove yoke (7).
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Illustration 6 g00589502
Remove cable strap (12) and disconnect harness assembly (10).
Disconnect tube assembly (11).
Disconnect harness assembly (13).
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Illustration 7 g00589504
Install Tooling (C) and a suitable lifting device to cover (14). The weight of the torque converter and cover (14) is approximately 210 kg (465 lb).
Remove bolts (15).
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Illustration 8 g00589505
Use forcing screws (16) to loosen cover (14) from transmission (1).
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Illustration 9 g00589506
Carefully separatethe torque converter and cover (14) from transmission (1).