Komatsu PC01 – HYDRAULIC EXCAVATOR – Troubleshooting

a. General symptom and possible causes

b. Hard starting

c. Oil alert system
Caution: Never start the engine when the oil has been drained.
Note: Some GX120K1 • GX160K1 engine are not equipped with oil alert.

d. Ignition system

e. Starter motor (Starter motor equipped type only)


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