XE210C Hydraulic Excavator
Operating and Maintenance Manual
131
Trouble shooting
Correct procedures of maintenance and check
In order to maintain and repair the machine correctly, follow the correct maintenance and check
procedures described in this manual.
a)
Check the machine before starting it every day.
1)
Check the controller and instruments.
2)
Check the levels of coolant, fuel and hydraulic oil.
3)
Check the hoses and pipes for leaks, twists, wears or damages.
4)
Make a patrol inspection of common conditions, noises or heat around the machine.
5)
Check the part for loosening or missing.
6)
If anything wrong with the machine, repair it before the operation, or contact with your assigned
dealer.
Important: 1) Adopt the correct oil products, grease and anti-freeze fluid. 2) Any use of
incorrect oil product, grease or sterling part will lead to the loss of product warranty. 3) Don’t
adjust the engine speed limiter or hydraulic system safety valve. 4) Avoid any contact of electric
component with water and steam. 5) Don’t disassemble the main controller, sensor or other
electric components.
b)
Check the hour meter frequently:
1)
Determine the time of machine check and maintenance according to the operating hours shown by the
engine working hour meter.
2)
The intervals shown in List of Maintenance Periods are determined as per the normal operation, and
maintain the machine in shorter interval in case of running the machine under the bad conditions.
3)
Make a periodic check and adjustment of lubrication or maintenance as per the readings of periodic
maintenance meter on the inner side of tool box cover.
4)
When the hours of hour meter reach the replacement time of recommended lubricant and filter
element, or during the periodic check every day or every month, replace the lubricant and filter
element.
c)
Adopt the correct oil products, lubricant and anti-freeze fluid.
Important: adopt the correct oil products, grease and anti-freeze fluid always, otherwise the
machine will be damaged and the warranty of this machine will be lost.
Trouble shooting
a)
Engine
Table 2-9 Trouble shooting of engine
Trouble
Cause
Remedy
Engine rotates, but it
can’t be started or
difficult to start.
No fuel
Add in fuel, and exhaust the air.
Wrong fuel
Empty the oil tank, and adopt the correct fuel.
Polluted fuel
Empty the oil tank, and add in clean fuel.
Low capacity of battery
Charge or attach a new battery.
Trouble of injection pump
Contact with the assigned dealer of XEM (Xugong
Excavator Machinery Co., Ltd) excavator
Trouble of preheat circuit or igniter
plug
Contact with the assigned dealer of XEM excavator.
Poor contact of circuit
Clean and fix the connection of battery and starting
motor.
Trouble of starting motor
Replace the starting motor.
Wrong engine oil
Drain the oil, and adopt the correct oil.
Blockage of air filter
Replace the filter elements.
Blockage of fuel filter
Bleed the air out of fuel system, and clean the sieve of
