Mitsubishi SRK25ZSP-W Service Manual page 32

Trouble of outdoor unit
source
(1)
(2)
(3)
wire
．
Outdoor fan motor error
the fan motor and outdoor
unit
ourdoor unit PCB
Power source reset
Is it normalized?
Malfunction by temporary noise
Insufficient refregerant amount, Faulty power transistor, Broken compressor wire
Service valve close, Defective EEV, Defective outdoor unit PCB
source
unit
unit
unit
outdoor unit
Replace fan motor. (If the
error persists after replacing
the fan motor, replace the
outdoor unit PCB.)
30
- -
source
source
-
AC AC
-
AC AC
-
AC AC
◆
(1)
operation
Notes (1)
(2)
(3) Check coil wire resistance, see page 28.
Defective fan motor, connector poor
connection, defective outdoor unit PCB
Replace outdoor fan motor
See page 35 for the fan motor and outdoor unit PCB check
pro
After making sure the fan motor and outdoor unit PCB are
nor
'09•SRK-DB-087D
'18 • SRK-SM-259
36.
33.