Malfunction - Haier AD092AMBHA Operation And Installation Manual

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
There is a irregularity in operation or abnormal sound is audible.
When the CHECK lamp flickers, an irregularity has occurred in the air conditioner.
Flickering
F1
Content The trouble
of the room
of defect
temp.sensor
E4
Flickering
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 sun-shine invading
direct?
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.
F2 F4
The trouble
The trouble of
of the pipe
the overload
temp. sensor
heat
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?
Isn't any doors or windows
left open?
Cooling is not sufficient
Isn't any unexpected
heating load generated?
F5 F7
The trouble of
The trouble of
the wiring
the cooling ice
controller
over
and outdoor
comumication
E7 E8
The trouble of
singlechip
The trouble
the outdoor
bad
of the water
pipe temp.
pump
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
The trouble
of the
No load
module
EC
E0 EA
The trouble
voltage too
of the
high
overload
cooliong
E3
The trouble of
the indoor
and outdoor
comumication
EE
E2PROM
bad