3512E HD Petroleum Engine Caterpillar


Fuel System - Prime

Usage:

SPF743 MLX
The Electric Priming Pump (EPP) is used to prime the fuel system prior to attempting to start the engine. The fuel priming cycle is an 8 minute cycle.


    Illustration 1g03806798
    (1) Fuel priming switch

  1. Open the fuel supply valve. Ensure that the engine will not start during the priming procedure. Turn the engine start switch to the OFF position.

  2. Hold switch (1) for the electric fuel priming pump in the ON position for 2 seconds. Holding the switch in the ON position for 2 seconds will engage the priming cycle which will run for 8 minutes. The switch is a momentary switch.

  3. Perform step 2 for 3 complete 8 minute cycles.

Caterpillar Information System:

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