When Troubles Occur - Haier AD422BMBAA Installation And Operation Manual

When Troubles Occur

Before asking the commissioned repair center for help, please check the air conditioner
according to the following items.
Is the power
switch
connected?
ON
OFF
The power
switch is
not at ON
position.
Did you adjust the
controller as what
is specified?
If the air out louver is in horizontal?
(Heating mode)
If the air out louver is horizontal,
the warm air can not blow on the
floor.
If after the above checking and treatment, the air conditioner still can not
work normally, or find the following phenomena, please stop the operation
of the unit and contact the commissioned repair center.
The fuse or breaker often opens circuit.
During Cooling or Dehumidifying, there is water leakage.
Abnormal operation or abnormal sound is heard.
The operation indicator light on the wire controller flashes and trouble code
(E , E , ..., E ) appears on the screen to indicate the trouble of the air
0 1 9
conditioner.
The air conditioner can not start
If the city electric If the wire controller
power supply is is directly shined by
normal? sunshine or affected
with damp.
Bad cooling effect
If the air filter Are doors or
is too dirty? windows closed?
Bad heating effect
The air conditioner does not blow air in
Heating operation, if it is in anti-cold air
state? Referring to page7.
If the earth
creepage breaker
works?
Please cut off
power
immediately and
contact with
suppler.
If the air inlet or outlet is
blocked by obstacles?
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