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TROUBLES AND ACTIONS
TROUBLES AND ACTIONS
RUNNING OUT OF FUEL
When starting after running out of fuel, fill with fuel and bleed the air from the fuel system before stating.
For details of bleeding the air, see "REPLACE FUEL FILTER CARTRIDGE ( 4-47 )".
PHENOMENA THAT ARE NOT FAILURES
Note that the following phenomena are not failures:
When the arm control lever is operated to the IN position
and the work equipment is lowered under no load from a
high position, the arm speed will drop momentarily when the
arm is more or less at the vertical position.
When the bucket control lever is operated to the CURL
position and the work equipment is lowered under no load
from a high position, the bucket speed will drop momentarily
when the bucket teeth are more or less at the horizontal
position.
The bucket or arm will fluctuate by itself during heavy- duty
digging operations.
When starting or stopping the swing, noise will be emitted from the brake valve.
When going down a steep slope at low speed, a noise will be emitted from the travel motor brake valve.
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OPERATION
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