Malfunction - Haier AD182AMBIA Operation And Installation Manual

Duct type air conditioner
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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?
Isn't the swing louver
horizontal?
(At HEATING mode)
If swing louver is horizontal,
the blow wind does not reach
floor.
The wind does not blow
during heating operation
Isn't it warming up?
page 9
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 a irregularity in operation or abnormal sound is audible.
When the CHECK lamp (red) flickers, an irregularity has occurred in the air conditioner.
Flickering
F1
Content
The trouble
of the room
of defect
temp.sensor
Flickering
E4
The trouble
Content
of the comp.
of defect
too hot
Note:
This unit has a function of automatic restart system after recovering power stoppage. Please contact the sales
dealer if it is not required.
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
Isn't sun-shine invading
direct?
F2
F4
The trouble
The trouble of
of the pipe
the overload
temp. sensor
heating
E5
E6
The trouble of
The trouble of
the outdoor
the overload
room temp.
current
sensor
Isn't the signal receiving
section exposed to the
direct sunlight or strong
illumination?
left open?
Cooling is not sufficient
Isn't any unexpected
heating load generated?
F5
F7
Malfunction of
The trouble of
the wiring
the cooling ice
controller
over
and outdoor
comumication
E7
E8
The trouble of
singlechip
the outdoor
bad
pipe temp.
sensor
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?
E2
E1
Malfunction of
Malfunction
the indoor
of the
No load
and outdoor
module
comumication
EA
EC
The trouble of
voltage too
the overload
high
cooling
E3
EE
E2PROM
bad

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