Malfunction - Haier AD142ALEAA Operation And Instruction Manual

Haier duct type air conditioner operation & instruction manual
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Malfunction

please check the following things about your air conditioner before making a servie call.
Is the power source
switch adjust cut in?
ON
OFF
Power supply switch is
not ON.
Is the thermostat adjust
as required?
The wind does not blow
during heating operation
Isn't it warming up?
When the air conditioner does not operate properly after you have checked the above mentioned
items or when the following phenomenon is observed, stop the operation of the air conditioner
and contact your sales dealer.
The fuse or breaker often shuts down.
Water drops off during cooling operation.
There is an irregularity in operation or abnormal sound is audible.
Unit fails to start
Is city supply power in
normal?
Power
stoppage?
Cooling or heating is not sufficient
Isn't the air filter dirty? Isn't any doors or windows
Cooling is not sufficient
Isn't sun-shine invading
direct?
Isn't the signal receiving
section exposed to the
direct sunlight or strong
illumination?
left open?
Isn't any unexpected
heating load generated?
7
Isn't the earth leakage
breaker in action?
It is dangerous. Turn off
the power supply switch
immediately and contact
the sales dealer.
Doesn't any obstacle
exist at the air inlet or
outlet?
Isn't the room much
crowded?

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