AUX H Series User Manual

AUX air conditioner service manual
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APPENDIX 1 Introduction to the fault display CODE of AUX air conditioner
1. 70S .100S.120S.45T.50T.60T45TA.50TA.60TA.70T1，when the faults happen, the LCD panel
displays “fault” and the corresponding code.
⑴ The fault of the indoor plastic temperature sensor：
System turns off, the panel displays “E1”.
⑵ The fault of the outdoor tube temperature sensor on the indoor panel：
System doesn’t turns off, the panel displays “E2”.
⑶ The fault of the indoor copper tube temperature sensor：System doesn’t turns off, the panel
displays “E3” and keep on working as per the mode without indoor copper tube temperature
sensor.
⑷ When the outdoor panel available，the communication fault：
System turns off; the panel displays“E4”.
⑸ When the outdoor panel available，the outdoor compressor under self protection(overloading
protection)：
System turns off, the panel displays “E5” (The fault may be the low on-off voltage protection,
overloading protection or the reacting motion of the overloading relay).
⑹ When the outdoor panel available，the outdoor three phases’ self protection against failure of
phase：
System turns off，the panel displays “E6”，(The fault may be the three phases are in reverse).
⑺ When the outdoor panel available, over-current protection:
System turns off，the panel displays “E7”.
⑻ When the outdoor panel available，the fault of the temperature sensor to the exhaust pipe of the
compressor：
System doesn’t turns off, the panel displays “E8”. (The fault may be the unsteadiness of the joint &
plug or the fault of the outdoor computer board)
⑼ When the outdoor panel available，the temperature protection of the discharge pipe of the
compressor：
System turns off; the panel displays “E9”.
2、ASW-H18A4/TBPModel transducer faults display
Indoor unit faults display:
⑴ Fault 11 The indoor ambiance temperature sensor is open circuit or short circuit.
⑵ Fault 12 The tube temperature sensor of the indoor heat exchanger is open circuit or short
circuit.
⑶ Fault 13 Indoor heat exchanger anti-freezing protections.
⑷ Fault 14 Indoor heat exchanger overheating protection.
⑸ Fault 15 Indoor communication fault.
⑹ Fault 16 Indoor electric source’s instant off
⑺ Fault 17 Indoor over-current protection
Outdoor faults display:
⑴ Fault 21 The outdoor ambiance temperature sensor is open circuit or short circuit.
⑵ Fault 22 The tube temperature sensor of the outdoor heat exchanger is open circuit or
short circuit.
⑶ Fault 23 The temperature sensor of the air vent of the outdoor compressor is open circuit or

AUX H Series Specifications

General

Brand	AUX
Model	H Series
Category	Air Conditioner
Language	English