517 Track-Type Skidder Engine Supplement Caterpillar

Disassembly Procedure

Start By:

1. Remove the fuel transfer pump.

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Sudden release of spring force can cause injury. To prevent the possibility of injury, follow the procedure to relieve the spring pressure.

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Illustration 1	g00558618

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Illustration 2	g00558619

1. Cover (1) is under spring force. Carefully remove bolts (3) and cover (2) from housing (1) .

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Illustration 3	g00558620

2. Remove O-ring seals (4) and (5) from the cover.

3. Remove valve assembly (6) from the cover.

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Illustration 4	g00558621

4. Remove spring (7) from housing (1) .

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Illustration 5	g00558622

5. Remove piston (12) from sleeve (10). Remove washer (15), valve assembly (14), and seal (13) from piston (12) .

6. Remove sleeve (10) from housing (1). Remove O-ring seal (11) from sleeve (10) .

7. Remove guide and tappet assembly (9) and seal (8) from housing (1) .

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Illustration 6	g00558623

8. Remove two screws (16), cover (17), and the seal from housing (1) .

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Illustration 7	g00558644

9. Remove valve assembly (18) from housing (1) .