Komatsu PC2000-8 BACKHOE, Operation & Maintenance Manual, Page: 306 / 504

TROUBLES AND ACTIONS
OPERATION
3-240
TROUBLES AND ACTIONS 3
RUNNING OUT OF FUEL 3
When starting the engine again after running out of fuel, fill with fuel, then bleed the air from the fuel system before
starting the engine.
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For details of the method of bleeding the air, see “BLEEDING AIR FROM FUEL CIRCUIT (4-45)“.
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For details of the poor fuel arrangement specification machines (if equipped), see “Bleeding air from fuel circuit
with the electric priming pump (4-47)“.
PHENOMENA THAT ARE NOT FAILURES 3
Note that the following phenomena are not failures:
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When the arm is pulled in, at the point where the arm
becomes almost perpendicular, the arm stops momentarily.
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The arm speed will drop momentarily when the bucket
teeth are more or less horizontal.0
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When starting or stopping the swing, noise will be emitted from the brake valve.
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When traveling at low speed down steep slopes, a noise is emitted from the travel motor.