Caterpillar — Fuel System - Prime (3054E)
Maintenance
From a Caterpillar owner's manual covering: 3054E, 3056E, C12. Check it applies to your exact model before use.
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Before you start
- Damage to the fuel injection pump, battery and starter motor can occur if the starter motor is used excessively.
Procedure
- Turn the key switch to the RUN position. Leave the key switch in the RUN position for three minutes.
- Turn the key switch to the OFF position.
- Loosen flare nuts (1) for the high pressure fuel lines on all of the fuel injection nozzles.
- Operate the starting motor and crank the engine until the fuel is free of air.
- Tighten flare nuts (1) to a torque of 30 N·m (22 lb ft).
- Operate the engine at low idle for a minimum of five minutes.
Specs & values
- Flare nut (1) torque: 30 N·m (22 lb ft)
- Do not crank the engine continuously for more than 30 seconds.
Source: Caterpillar owner's 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.