3176C, 3196 and 3406E Engines for 725, 730, 735, 740, and 740 Ejector Articulated Trucks Caterpillar


Engine Overspeeds on Start-up

Usage:

3176C 3PD

Probable Causes

  • Injectors

  • Seal ring

  • Ventilation

Recommended Repairs

Injectors

Refer to Troubleshooting, "Engine Misfires, Runs rough or Is Unstable".

Seal Ring

Check for oil at the inlet manifold.

Ventilation

Check for hydrocarbons in the surrounding atmosphere.

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