Common trouble and elimination
6-9
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 XMQ6900 Series
Page 19: ...Operation Instruction 3 1 Figure 17 Set MotPPR Figure 18 Clear Trip A Figure 19 Clear Trip B...
Page 31: ...Operation Instruction 3 3 CC350 355 series A C Operation...
Page 32: ...Operation Instruction 3 3...
Page 33: ...Operation Instruction 3 3...
Page 34: ...Operation Instruction 3 3...
Page 35: ...Operation Instruction 3 3...
Page 44: ...Operation Instruction 3 4 1 9 Retarder operation...
Page 45: ...Operation Instruction 3 4 Section 1 1 2 1 10 Stopping parking...
Page 49: ...Operation Instruction 3 4 1 14 1 Emergency operation...
Page 50: ...Operation Instruction 3 5 WABCO ABS BASIC INTRODUCTION...
Page 51: ...Operation Instruction 3 5...
Page 52: ...Operation Instruction 3 5...
Page 53: ...Operation Instruction 3 5...
Page 54: ...Operation Instruction 3 5...
Page 55: ...Operation Instruction 3 6 ECAS System Introduction for tourist bus use 1 System introduction...
Page 56: ...Operation Instruction 3 6 3 System function...
Page 57: ...Operation Instruction 3 6...
Page 169: ...Appendix 7 6 Air braking schematic diagram...
Page 170: ...Appendix 7 7 Electric schematic diagram of the complete car 1...
Page 171: ...Appendix 7 7 Electric schematic diagram of the complete car 2...
Page 172: ...Appendix 7 7 Electric schematic diagram of the complete car 3...
Page 173: ...Appendix 7 7 Electric schematic diagram of the complete car 4...