938G Series II Wheel Loader and IT38G Series II Integrated Toolcarrier Power Train Relief Valve (Transmission Hydraulic Control) - Assemble Caterpillar

Assembly Procedure

Note: Cleanliness is an important factor. Before assembly, all parts should be thoroughly cleaned in cleaning fluid. Allow the parts to air dry. Wiping cloths or rags should not be used to dry parts. Lint may be deposited on the parts which may cause later trouble. Inspect all parts. If any parts are worn or damaged, use new parts for replacement.

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Illustration 1	g00979416

1. Install plug (16), fitting (15), and fitting (14) in body (12).
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   Illustration 2	g00979409

2. Install ball (7), spring (6), and retainer (5) in spool (8). Use Tooling (A) to install retaining ring (13).

3. Install slug (11), spool assembly (8), spring (9), and load piston (10) in body (12).
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   Illustration 3	g00979407

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   Personal injury can result from being struck by parts propelled by a released spring force. Make sure to wear all necessary protective equipment. Follow the recommended procedure and use all recommended tooling to release the spring force.

4. Install cover (4) and install bolts (3). Tighten bolts (3) to a torque of 28 ± 7 N·m (21 ± 5 lb ft).
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   Illustration 4	g00979403

5. Install cover (2) and install bolts (1). Tighten bolts (1) to a torque of 28 ± 7 N·m (21 ± 5 lb ft).

End By:

1. Install the relief valve. Refer to Disassembly and Assembly, "Relief Valve (Transmission Hydraulic Control) - Install".