Common trouble and elimination
C-21
Fault
symptom
Possible cause
Eliminating method
compressor
not
working
1.
compressor clutch connecting
cable not connected well
；
2.
clutch damaged
；
3.
malfunction lamp light up
；
4.
refrigerant light not lighting up
；
5.
relay out of work
；
6.
no harness connection to the
battery
；
1.
reconnect the cable
；
2.
change the clutch or repair
；
3.
refer to the above-mentioned
items
；
evaporator
blower not
working
1.
relay not working
；
2.
battery no charge
；
3.
battery cable confected
；
4.
air blower harness not
connected well
；
5.
harness connection not good
；
6.
venting blower cable not
connecting well
；
7.
air blower or blower speed
adjustable resistor failure
；
8.
control panel out of work
；
1.
change relay or repair or connect
the relay connecting cable;
2.
change the battery or recharge;
3.
reconnect the battery cable
；
4.
change the fuse
；
5.
reconnect the harness
；
6.
reconnect the blower motor
connecting cable
；
7.
change the air blower or change the
resistor for repair
；
8.
change the control panel or repair
Summary of Contents for XMQ6900J series
Page 116: ...Common trouble and elimination C 16 Fault symptom Possible cause Eliminating method speed...
Page 128: ...Appendix A 4 Air braking schematic diagram...
Page 129: ...Appendix A 4 Electric schematic diagram of the complete vehicle 1...
Page 130: ...Appendix A 4 Electric schematic diagram of the complete vehicle 2...
Page 131: ...Appendix A 4 Electric schematic diagram of the complete vehicle 3...
Page 132: ...Appendix A 4 Electric schematic diagram of the complete vehicle 4...
