Mitsubishi Heavy Industries FDC112KXEN6 Technical Manual page 332

Error code
Remote controller:
WAIT
7-segment display:
1. Applicable model
2. Error detection method
3. Condition of error displayed
4. Presumable cause
Note:
LED Green Red
Keeps flashing Stays Off
Indoor
Keeps flashing Stays Off
Outdoor
5. Troubleshooting
Diagnosis
1
Are
more than 2 remote
controllers whose setting is
"master" connected?
NO
Is
address set
manually?
YES
Is the
wiring of remote
controller within the range of
specification?
YES
Power OFF
Disconnect the superlink signal wires.
Indoor SW7-1 OFF�ON
Power ON
Is
DM ON 10 minute after
power ON?
NO
Does it recur?
328
–
Content
WAIT
YES
Auto address setting
NO
Is
NO
the power supply
to outdoor unit
ON?
YES
Is
NO
auto address setting
done according to the
instruction?
YES
NO
Make it indoor check mode
YES
NO
YES
–
(2)
Countermeasure
Remove one of them
Or Set one of them "slave"
Power ON to outdoor unit
Set address again
Correct wiring
Replace indoor PCB
(Faulty communication
circuit)
Wait and see
Replace remote controller