Caterpillar — Fuel Injection Pump - Install - Bosch EVPE
Installation
From a Caterpillar service manual — check it applies to your exact model before use.
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Before you start
- Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life.
Procedure
- Use Tooling (C) to ensure that the No. 1 cylinder is at the top center compression stroke.
- Install O-ring seal (9) on the fuel injection pump. Position the fuel injection pump on the front housing. Install bolts (12).
- Tighten bolts (12) to a torque of 25 N·m (18 lb ft).
- If necessary, install the bolt and bracket (10) on the cylinder block. Tighten the bolt to a torque of 44 N·m (32 lb ft).
- Install bolt (11) and nut (13). Ensure mating surfaces of pump gear and shaft are clean. Lubricate shaft threads.
- Position fuel injection pump gear (8) on the shaft. Install washer and nut (7). Rotate gear counterclockwise to remove backlash. Tighten nut (7) to 24 N·m (17 lb ft).
- Connect the wiring harness assembly to engine shutoff solenoid (4).
- Connect the wiring harness assembly to cold start advance unit (3).
- Connect tube assembly (2) to the fuel injection pump. Connect tube assembly (1) to the fuel injection pump.
- Loosen bolt (6). Move spacer (5) to prevent bolt (6) from tightening against the pump shaft. Tighten bolt (6) to 12 N·m (106 lb in).
- Tighten nut (7) to a torque of 88 N·m (65 lb ft).
- Remove Tooling (A) and Tooling (B).
Tools required
- 230-6284 Timing Pin (Camshaft) Amazon
- 230-6283 Timing Pin (Crankshaft) Amazon
- 9U-6198 Crankshaft Turning Tool Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- Bolts (12): 25 N·m (18 lb ft)
- Bolt and bracket (10): 44 N·m (32 lb ft)
- Nut (7) initial: 24 N·m (17 lb ft)
- Nut (7) final: 88 N·m (65 lb ft)
- Bolt (6): 12 N·m (106 lb in)
Source: Caterpillar service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.