Diagnostic
The system has
ANOMALY
or has presented an
Consult the
Is the air conditioner
Use the
SELF-DIAGNOSIS
table
working at the moment?
FAILURE MODE RECALL
function
NO
YES
M SERIES SELF-DIAGNOSIS
- INDOOR UNIT
SELF-DIAGNOSIS
The indoor unit is not receiving
Indoor unit operation indicator
the remote control signal
IS FLASHING
Press the
Check
EMERGENCY OPERATION
TRUBLESHOOTING TAB
button.
The indoor unit is working?
YES
NO
(Check the remote control
Check that the indoor unit
and the PC board
is powered correctly.
of the indoor unit)
96