623H Wheel Tractor-Scraper Caterpillar


Engine Starting

Usage:

623H EJD

------ WARNING! ------

Diesel engine exhaust contains products of combustion which may cause personal injury.

Always start and operate the engine in a well ventilated area, and, if in an enclosed area, vent the exhaust to the outside.



NOTICE

Do not crank the engine for more than 30 seconds. Allow the starting motor to cool for two minutes before cranking again.

Turbocharger (if equipped) damage can result, if the engine rpm is not kept low until the engine oil light/gauge verifies the oil pressure is sufficient.




Illustration 1g02725327

  1. Turn the battery disconnect switch for the tractor to the ON position.

  2. Move transmission control (4) to the NEUTRAL position.

  3. Unlock the steering column. Move the steering column to the desired position and lock the steering column.

  4. Engage parking brake control switch (1) .

  5. Move joystick control (3) to the HOLD position.

    Note: Before any implements will operate, all implement controls must be in the NEUTRAL position or the OFF position for 2 seconds after the engine is started.

  6. Move all implement controls to the NEUTRAL position or the OFF position. For specific information on the operation of the implement controls that are affected, refer to the following topics (if equipped):

    • Operation and Maintenance Manual, "Bowl Control (Joystick)"

    • Operation and Maintenance Manual, "Ejector Control (Joystick)"

    • Operation and Maintenance Manual, "Elevator Control (Joystick)"

    • Operation and Maintenance Manual, "Elevator Speed Control (Joystick)"

    • Operation and Maintenance Manual, "Transmission Hold Control (Joystick)"

    • Operation and Maintenance Manual, "Cushion-Hitch Control (Joystick)"

    Note: If the temperature of the coolant is below 0 °C (32 °F), the coolant temperature switch will cause ether to be automatically injected into the engine.

  7. Turn engine start switch (2) in order to start the engine. Release the engine start switch when the engine starts.

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