980L Tier 3 Wheel Loader Engine Supplement Caterpillar

Disassembly Procedure

Start By:

1. Remove the fuel priming pump and primary filter (water separator).

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Illustration 1	g06375750

1. Remove plug (1) and the O-ring seal.

2. Remove adapter (2) and the O-ring seal.

3. Remove adapter (3) and the O-ring seal. Remove screw (4).
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   Illustration 2	g06375755

4. Remove plugs (5) and the O-ring seals.
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   Illustration 3	g06375765

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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.

5. Remove plug (6), O-ring seal (8), spring (9), check valve (10), and O-ring seal (7). Repeat for the other plug.
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   Illustration 4	g06375766

6. Remove bolts (11) and cap (12). Remove the O-ring seal from cap (12).
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   Illustration 5	g06375769

7. Remove nuts (13) and harness assemblies (14). Remove the O-ring seals from harness assemblies (14).
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   Illustration 6	g06375771

8. Remove pump assembly (17) from the housing assembly.

9. Remove seal (15), back up ring (18), seal (16), and backup ring (19) from pump assembly (17).