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The left lamp of OPERA-
TION INDICATOR lamp
(Indoor unit)
Abnormal point
(Failure mode / protection)
LED indication (Out-
door P.C. board)
Condition Correspondence
Indoor/outdoor
unit failure mode
recall function
LED 1 LED 2
11-time fl ash
Converter 5 times Goes out
A failure is detected in the operation of the converter dur-
ing operation.
Replace the power board. •
—
Bus-bar voltage
(1)
5 times Goes out
The bus-bar voltage exceeds 400 V or falls to 200 V or
below during compressor operating.
Bus-bar voltage
(2)
Even if this protection stop
is performed continuously 3
times, it does not mean the
abnormality in outdoor power
system.
6 times Goes out
The bus-bar voltage exceeds 400 V or falls to 50 V or
below during compressor operating.