Mitsubishi Electric MSZ-FD09NA Service Manual page 27

L AREA R POWER
Abnormal
No. Operation indicator lamp
point
POWER lamp is lighted.
AREA lamps fl ash.
MXZ type
Operation
1
mode
2.5-second OFF
setting
Symptom
The operation mode of the each indoor unit
Outdoor unit
is differently set to COOL (includes DRY) and
operates but
HEAT at the same time, the operation mode
indoor unit does
of the indoor unit that has operated at fi rst has
not operate.
the priority.
27
Condition
• Unify the operation mode.
Refer to outdoor unit service
manual.
Correspondence