Check
Outdoor
code
LED display
lll
¥
¡
[20]
(Continued)
llll
¥
(Item without special mention indicates part of outdoor unit.)
l
[PMV error for D room]
Is PMV under correct conditions?
YES
Check temp. sensor of D room indoor unit?
TA sensor, TC sensor
OK
¡
[PMV error for E room]
Is PMV under correct conditions?
YES
Check temp. sensor of E room indoor unit?
TA sensor, TC sensor
OK
Check and troubleshooting
NO
Error
NO
Error
– 112 –
Repair defective position.
Replace defective part.
Correct connector.
Sensor error → Replace.
Check outdoor P .C.B. MCC-5071
and indoor D room P .C. board.
Defect → Replace.
Repair defective position.
Replace defective part.
Correct connector.
Sensor error → Replace.
Check outdoor P .C.B. MCC-5071
and indoor E room P .C. board.
Defect → Replace.