Malfunction
code
Indoor unit LED2
Malfunction judgement
No.
Remark
indoor unit
malfunction
outdoor unit
malfunction
time
state
Indoor unit LED1
time
state
flash
1
2
flash
flash
flash
flash
flash
flash
flash
flash
flash
Malfunction
cause
1
2
3
6
7
8
14
10
1
2
3
4
5
6
7
8
9
10
Power supply led
flash 1 time
Power supply led
flash 2 time
Compressor led
flash 1 time
Compressor led
flash 2 time
Compressor led
flash 3 time
Compressor led
flash 6 time
Compressor led
flash 7 time
Compressor led
flash 8 time
Compressor led
flash 10 time
Compressor led
flash 14 time
Malfunction of the
room temp.sensor
Malfunction of the
piping temp.sensor
Malfunction of the
module
No load
E2ROM bad
Malfunction of the
ambient temp.sensor
Malfunction of the
piping temp.sensor
Malfunction of the indoor
and outdoor comumication
singlechip bad
voltage too high
ì
POWER
î
ì
RUN
î
4
flash
3
Power supply led
flash 4 time
Malfunction of the
overload heat
5
flash
4
Power supply led
flash 5 time
Malfunction of the
overload cool
10
flash
5
Power supply led
flash 10 time
Malfunction of the
water pump
Malfunction Judgement
24