Mitsubishi Electric PL18FK2 Service And Parts Manual page 82

7. OTHER TROUBLES AND CAUSES
1
Vanes do not work. Vane motor does not work.
a
Vane motor has broken.
Limit switch does not work. Vane motor relay has broken.
Connector is badly connected. Limit switch has broken.
Vane motor is badly assembled.
C h I
size of cam is not proper.
lndoor controller board has broken.
- -
Protection function has worked.
Refer to check code on remote controller display.
-
I
button is not available.
Horizontal angle has not
In this case, remote controller is
been detected.
-
/
operation
normal.
-
Power ON/OFF switch
See page 74
-
7 5.
If drain pump has broken or coil frost protection has
worked, operation does not stop only in
5
to
20
seconds.
lndoor controller has
broken.
Dip switch setting is
wrong.
lndoor controller has
Vane motor limit
broken.
switch has broken.
Vane motor has
Vane motor is broken.
broken.
Vane motor limit
Badly connect
Disconnected
L
switch is badly con-
nected.
Auto vane is wired
after power is turned
to ON.
Beep sound is heard, but Indoor/outdoor connect-
display is turned to OFF. ing wire is wrong con-
nected.
Indoor/outdoor connect-
ing wire shorts.
Compressor protector has
broken.
Deicer han broken.
-Beep sound is not heard,
"L
Remote controller has
a
and display remains OFF. broken.
Transmission wire is
badly connected.
-"Centrally controlled" is displayed.
-Transmission wire has
broken.
-Connector is badly
connected.
-Indoor terminal block
is badly connected.
-
Remote controller
terminal block is
badly connected.