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ING T
INDOOR/OUTDOOR
Is the indoor unit "timer lamp" blinking?
Run the unit using the following remote controller settings:
mode.
mode.
Does the operation lamp light or blink?
Is the compressor running?
Running
Open the outdoor unit and observe the self-diagnosis
Blinks other than 1 time.
eck the refrigerating cycle.
In the event of overload limit cut or OH
thermistor temperature rise, use the
self-diagnosis memory function because
such failure may evade detection due to
ambient temperature variations or other
factors.
No
Yes
Not running
.
ow many times the lamp blinks.
service switch?
instructions
ck the outdoor
electrical parts.
T
P
Yes
Trouble shoot according to the
self-diagnosis lighting mode.
Open the indoor unit and check the voltage
between pins Nos.
No
indoor unit control P.W.B.
Normal:
Brown
Red
ck if the connecting cable
connected incorrectly? inserted
incompletely? or disconnected?
Blinks 1 time.
No
– 76 –
and
Is the voltage correct?
No
for operating
Yes
ck the indoor
electrical parts.
Yes
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