980L Tier 3 Wheel Loader Engine Supplement Caterpillar

Fuel Priming Pump and Primary Filter (Water Separator) - Remove and Install

Usage:

980L D8Z

Removal Procedure

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Table 1
Required Tools
Tool	Part Number	Part Description	Qty
A	185-3630	Strap Wrench As	1

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Fuel leaked or spilled onto hot surfaces or electrical components can cause a fire. To help prevent possible injury, turn the start switch off when changing fuel filters or water separator elements. Clean up fuel spills immediately.

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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, PERJ1017, "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.

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Illustration 1	g06123721

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Illustration 2	g06123724

Raise hood (1) by activating switch (2). Turn off disconnect switch (3) after hood (1) has been raised.
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Illustration 3 g06374757
Disconnect sensor assembly (4).
Open drain valve (5) and drain the fuel into a suitable container for storage or disposal. Refer to Operation and Maintenance Manual, "Fuel System Primary Filter (Water Separator) - Drain" for correct draining or filling procedure.
Remove hose (6).
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Illustration 4 g06374760
Disconnect hose assemblies (7) and harness assembly (8).
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Illustration 5 g06374763
Use Tooling (A) to remove fuel housing assembly (9). Remove fuel housing assembly (9). Refer to Operation and Maintenance Manual, "Fuel System Primary Filter (Water Separator) element - Replace" for correct procedure.
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Illustration 6 g06374768
Remove bolts (10) and (12). Remove filter base and priming pump (11).

Installation Procedure

Install fuel filter base and priming pump (11) in the reverse order of removal.
1. Use the following procedure to tighten fuel housing assembly (9):
  1. Lubricate the seal and bore of fuel housing assembly (9) lightly with the lubricant that is being sealed. Install fuel housing assembly (9) in vertical orientation only.
  2. Tighten fuel housing assembly (9) to a torque of 100 ± 5 N.m (74 ± 4 lb ft).
  3. Ensure that there is no gap between fuel housing assembly (9) and the filter base.
2. Tighten sensor assembly (4) to a torque of 2.5 ± 0.5 N.m (22.1 ± 4.4 lb in).