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Display Method of Indoor Unit
Indicator Display (during
blinking, ON 0.5s and OFF
Dual-8
Malfunction
NO.
0.5s)
Code
Name
Operation
Display
Indicator
Normal
53
communica-
tion
54
Defrosting
Display Method of Outdoor Unit
Indicator has 3 kinds of display
status and during blinking, ON
0.5s and OFF 0.5s
Cool
Heating
Yellow
Indicator
Indicator
Indicator
Indicator
OFF 3S
and blink
once
OFF 3S
(during
and blink
blinking,
twice
ON 10s
and OFF
0.5s)
A/C status
Red
Green
Indicator
continously
Defrosting will occur in
heating
mode. Compressor will
operate
while indoor fan will stop
operation.
Possible Causes
Its the normal state
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