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The indoor fan motor is burned or breaks or
has the heat protector malfunction.
The built-in heat protector of the motor breaks
frequently because the motor is abnormal.
The fan does not run when
it is set to supply air.
Wrong connection
The fan capacitor has open circuit or is
damaged.
The outdoor fan motor is damaged.
In the cooling and
heating mode, the
½ÓÏß´íÎó
compressor runs,
but the outdoor fan
does not run.
The outdoor fan capacitor is damaged.
Malfunction of compressor
Breakage of running capacitor of com-
I n C o o l i n g a n d
pressor
Herting mode,Out-
door Fan runs but
The voltage is too low or too high.
compressor don't
run
Wrong wire connection
The protector itself has malfunction
The refrigerant is not enough or is too
much.
The capillary is blocked and the tempera-
The compressor is
ture rises.
too hot and leads
The compressor does not run smoothly or
to the action of
is stuck. The air discharge valve is dam-
the protector.
aged
The protector itself has malfunction.
The torque of the swing motor is not
enough
The swing fan
wrong connection
does not run.
The controller is damaged(IC2003 is
damaged, the swing relay can not close,
etc)
All manuals and user guides at all-guides.com
38
Replace the fan motor or the defective part.
Replace the fan motor
Make the correction connection based on the cir-
cuit drawing.
Replace the fan capacitor of the same type and
same specification.
Replace the fan motor
Make the correct connection based on
the circuit drawing.
Replace the fan capacitor
Replace the compressor
Replace the capacitor
Manostat is recommended.
Connect the circuit diagram correctly
Use the multimeter to check whether the contact of the
compressor is on when it is not overheated. If it is not
on, then replace the protector
Adjust the volume of the refrigerant
Replace the capillary
Replace the compressor
Replace the protector
First, check whether the connection is
wrong. If no, replace the parts
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