302.7D CR Mini Hydraulic Excavator Caterpillar


Basic Engine

Usage:

302.7D LJ7

High/Low Idle Adjustment


NOTICE

The maximum engine rpm is set and sealed by the manufacturer without the pump and may not be modified.


    Note: Adjust the engine rpm without load.

  1. Run the engine until the engine reaches operating temperature.


    Illustration 1g03549882

  2. Check low idle rpm (A) and high idle rpm with all attachment functions in neutral.

    Table 1
    High Idle (No Load)  Low Idle 
    2675 ± 25 rpm  1300 ± 25 rpm 

  3. If the idle is not within the specification in Table 1, adjust idle set screw (A) to correct the idling speed.

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