| Required Tools | |||
| Tool | Part Number | Part Description | Qty |
| A(1) | 138-7575 | Link Bracket | 2 |
| 6V-3668 | Bolt | 2 | |
| 5P-8245 | Washer | 2 | |
| B | 339-9353 | High Press. Cap Kit | 1 |
| 265-2256 | Wipers | 1 | |
| C | 246-8191 | Socket | 1 |
| D | 1P-0808 | Multipurpose Grease | 1 |
| (1) | Use one to remove the fuel pump from the EPG engine. |
Start By:
- Remove the fuel transfer pump.
| 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, NENG2500, "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.
- Remove tube assemblies (1), (2), and (7). Remove hose assembly (4). Disconnect harness assembly (5).
- Disconnect harness assembly (3) from fuel pump (6).
Show/hide table
Illustration 2 g02125652 Show/hide table
Illustration 3 g03517163 Note: When the fuel lines are removed, use clean engine oil to lubricate the outside diameter of tube assembly (11) in area (X). Use Tooling (C) to remove bolts (8) and (12). If the procedure is not followed, contamination and fuel leaks may occur.
- Remove bolt (10), the washer, and the nut. Remove clamp assembly (9). Remove bolts (8) and (12). Remove tube assembly (11) and the O-ring seals. Do not reuse bolts for tube assembly (11).
- Attach Tooling (A) to threaded holes (14). The weight of fuel pump (6) is approximately
102 kg (225 lb) . Remove bolts (13). Lower fuel pump (6) to the ground.Note: The lifting device should not come into contact with the fuel shutoff valve. This will result in damage to the component.
WARNING! Magnetic lift is prohibited for the C175 HP fuel pump.
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| Illustration 1 | g02125567 |
- Install fuel pump (6) in the reverse order of the removal.
Note: When Tooling (B) is removed, be careful to prevent contamination.
- Lubricate the O-ring seals with clean engine oil. Lubricate the ends of tube assembly (11) with Tooling (D).
- Install bolts (12) hand tight. Install bolts (8) hand tight. Use Tooling (C) and evenly tighten bolts (12) to a torque of
20 N·m (15 lb ft) . Use Tooling (C) and evenly tighten bolts (8) to a torque of20 N·m (15 lb ft) .Note: Do not rotate bolts (12) and (8) more than 90 degrees at a time.
- Evenly tighten bolts (12) to a torque of
40 N·m (30 lb ft) . Evenly tighten bolts (8) to a torque of40 N·m (30 lb ft) .Note: Do not rotate bolts (12) and (8) more than 45 degrees at a time.
End By:
- Install the fuel transfer pump.