haier AB212BCBAA - Manual (Page 22)

When Troubles Occur
Before contacting the commissioned repair center for after-sales service,
please check your air conditioner according to the following items.
Trouble display
E3
E5
Phenomenon of
outdoor unit trouble
The trouble of outdoor ambient
temperature sensor
The trouble of outdoor coil
temperature sensor
Over electric current protection
CT wire breaks
The flashing time of indicator light
on outdoor control panel
Indoor control
panel indication
1 (A, B systems indicate together)
The communication trouble
between indoor and outdoor unit
8 (A and B system indicate individually)
The trouble of outdoor coil
temperature sensor
The trouble of electric current
overload
2 (A and B system indicate individually)
5 (A and B system indicate individually)
6 (A and B system indicate individually)
E3
E4
E5
Symptom Cause Solution
The unit does not operate. The fuse is blown out or the breaker is open. Change the fuse or close the breaker.
Once the unit operates,
it stops immediately.
The air inlet or air outlet of indoor or outdo
or unit is blocked.
Remove the obstacles.
Abnormal of COOLING
or HEATING.
The air inlet or air outlet of indoor or outdo
or unit is blocked. Remove the obstacles.
Improper set temperature Referring to page 8
The fan speed is set too low Referring to page 8
Incorrect swing direction Referring to page 9
The doors or windows are open Close them
Direct sunshine Hang the curtain or blinds before
windows
Too much people in room
Too many heat sources in room
After checking the above items and treating the air conditioner, it still cannot
normally work, or find the following troubles occur, please stop the unit and
cut off power, then contact the after-sales service worker.
The fuse and creepage breaker are often blown out;
In Cooling or Dehumidifying operation, there is water leakage;
Abnormal operation or abnormal sound can be heard.
The screen on the wire controller shows trouble code (E1, …E0), which
indicates the air conditioner has trouble.
E8
The communication trouble
between panel and indoor panel
E2
The trouble of outdoor ambient
temperature sensor
Phenomenon of indoor
unit trouble
Trouble indication on remote
control type indoor unit
E5
E1
The trouble of indoor ambient
temperature sensor
The trouble of indoor coil
temperature sensor
E9
The communication trouble
between indoor panel and
outdoor panel
E0
The compressor indicator light flashes 10
time in 0.2S/time frequency
The trouble of water pump
E8
Trouble code on wire
control type indoor unit
The compressor indicator light flashes 1
time in 0.2S/time frequency
The compressor indicator light flashes 2
time in 0.2S/time frequency
The compressor indicator light flashes 3
time in 0.2S/time frequency
E4
The compressor indicator light flashes 5
time in 0.2S/time frequency
The compressor indicator light flashes 4
time in 0.2S/time frequency
The compressor indicator light flashes 8
time in 0.2S/time frequency
The compressor indicator light flashes 9
time in 0.2S/time frequency
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