XE210C Hydraulic Excavator
Operating and Maintenance Manual
136
The fuel meter can’t work.
Damaged fuse
Replace the fuse.
Damaged fuel meter
Contact with the assigned dealer of XEM
excavator.
Trouble of electric circuit
Contact with the assigned dealer of XEM
excavator.
Working mode toggle fails to
work.
Trouble of mode toggle
Contact with the assigned dealer of XEM
excavator.
Damaged electric joint
Contact with the assigned dealer of XEM
excavator.
Trouble of monitor
Contact with the assigned dealer of XEM
excavator.
Fast/slow
walking
speed
deactivates.
Trouble of walking mode switch
Contact with the assigned dealer of XEM
excavator.
Trouble of monitor
Contact with the assigned dealer of XEM
excavator.
Trouble of solenoid valve
Contact with the assigned dealer of XEM
excavator.
Damaged running motor
Contact with the assigned dealer of XEM
excavator.
Automatic idling deactivates.
Damaged fuse
Replace the fuse.
Trouble of pilot pressure switch
Contact with the assigned dealer of XEM
excavator.
Trouble of electric circuit
Contact with the assigned dealer of XEM
excavator.
Trouble of engine control motor
Contact with the assigned dealer of XEM
excavator.
Trouble of main controller
Contact with the assigned dealer of XEM
excavator.
The
trouble
indicator
flashes.
Once or
brighten.
Contact with the assigned dealer of XEM
excavator.
Contact with your assigned dealer.
Twice
Abnormal current of motor
Contact with the assigned dealer of XEM
excavator.
Three times
Pause of motor action
Contact with the assigned dealer of XEM
excavator.
Four times
Motor poor in the range of action
Contact with the assigned dealer of XEM
excavator.
Five times
Broken circuit or short circuit of built-in
potentiometer of motor
Contact with the assigned dealer of XEM
excavator.
Six times
Set broken circuit or short circuit of
potentiometer
Contact with the assigned dealer of XEM
excavator.
Seven times
Abnormal current of magnetic coil
Contact with the assigned dealer of XEM
excavator.
Eight times
Overlow speed of engine
Contact with the assigned dealer of XEM
excavator.
Extinguish
Trouble of controller
Contact with the assigned dealer of XEM
excavator.
c)
Hydraulic system
Table 2-11 Trouble shooting of hydraulic system
Trouble
Cause
Remedy
Slow hydraulic
function
Low level of hydraulic oil
Fill the hydraulic oil up to full scale.
Low temperature of hydraulic oil
Preheat the machine.
Wrong use of hydraulic oil
Empty the oil tank, and adopt the correct hydraulic oil
Overlow speed of engine
Accelerate or contact with your assigned dealer.
Wear of hydraulic pump
Contact with the assigned dealer of XEM excavator.
Blockage of pump suction pipeline
Contact with the assigned dealer of XEM excavator.
Overheat of
hydraulic oil
Wrong use of hydraulic oil
Adopt the correct hydraulic oil
Air leak of pump oil suction pipeline
Contact with the assigned dealer of XEM excavator.
Blockage of hydraulic pipeline
Contact with the assigned dealer of XEM excavator.
Low level of hydraulic oil
Fill the hydraulic oil to full scale.