| Required Tools | |||
| Tool | Part Number | Part Description | Qty |
| A | 487-8643 | Tool As | 1 |
| B | 339-9353 | Cap Kit | 1 |
| 265-2256 | Lint Free Wipes | 1 | |
Start By:
- Remove the fuel transfer pump.
- Remove the front section of the air inlet manifold.
| NOTICE |
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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. |
| NOTICE |
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Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. |
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Do not open the high pressure fuel system without allowing the fuel system to purge. After the engine has shut down, allow the fuel system to purge for ten minutes. This operating fuel system contains high pressure. Exposure to high pressure fuel can result in personal injury. |
Note: Use Tooling (B) to cap tube assemblies, fittings, ports, and any openings on the fuel system to prevent contamination.
Note: When replacing the fuel pump, replace the oil screen in the fuel pump adaptor.
- Disconnect hose assembly (3) and hose assembly (8).
- Disconnect harness assembly (4), harness assembly (6), and harness assembly (7).
- Remove bolts (1) and bolts (5). Remove plate (2).
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Illustration 2 g06367364 Typical Example - Use Tooling (A) and attach a suitable lifting device onto fuel pump (17). The weight of fuel pump (17) is approximately
181 kg (400 lb) . Refer to Tool Operating Manual, M0080739 , "High Pressure Fuel Pump (HPFP) 487-8643 Lifting Device".WARNING! Magnetic lift of the high-pressure fuel pump is prohibited.
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Illustration 3 g06367367 - With Tooling (A) in place, remove fuel line (10).
- Remove bolt (11). Remove fuel pump (9).
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Illustration 4 g06367368 - Remove and discard oil screen (12).
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| Illustration 1 | g06367347 |
- Install fuel pump (9) in the reverse order of removal.
- Install new oil screen (12).
- Lubricate the O-ring seals with clean engine oil.
- Refer to "Fuel Lines - Install" for the procedure to install fuel line (10).
End By:
- Install fuel transfer pump.