303.5D CR, 304D CR, 305D CR and 305.5D CR Mini Hydraulic Excavators Stopping the Engine Caterpillar


Stopping the Engine
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1.1. Engine Stop Control


NOTICE

Stopping the engine immediately after it has been working under load can result in overheating and accelerated wear of engine components.

Refer to the following procedure to allow the engine to cool and to prevent excessive temperatures in the turbocharger housing, which could cause oil coking problems.


  1. Stop the machine and lower the work tool to the ground.

  1. Move the hydraulic lockout control to the LOCKED position.

  1. Run the engine at low idle for 5 minutes.

  1. Turn the engine start switch to the OFF position and remove the engine start switch key.

Engine Stop Control

Turn the engine start switch to the OFF position. If the engine does not stop, perform the following procedure.




    Illustration 1g02161376

  1. The switch is located below the left side of the operator seat.



    Illustration 2g02161377

  1. Lift cover (1) .

  1. Push switch (2) upward. The engine should stop.

    Note: Use the engine start switch to stop the engine first. Use the engine stop control as an alternate method to stop the engine.

  1. Return the switch to the original position. The engine will be enabled to start.

    Note: Do not operate the machine again until the malfunction has been corrected.

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