Mitsubishi Electric PKFY Series Technical & Service Manual page 21

OPERATION PROCEDURE
4. REMOVING THE VANE MOTOR
(1) Disconnect the connector CN6V on the indoor controller
board.
(2) Remove the 2 screws of the vane motor, disconnect the
lead wire and remove the vane motor from the shaft.
5. REMOVING THE THERMISTOR
(1) Removing the room thermistor TH21.
Disconnect the connector CN20 <red> on the indoor
1
controller board.
Remove the room thermistor from the holder.
2
(2) Removing the liquid pipe thermistor TH22.
Disconnect the connector CN21 <white> on indoor
1
controller board.
Remove the liquid pipe thermistor with set to the pipe.
2
(3) Removing the gas pipe thermistor TH23.
Disconnect the connector CN29 <black> on indoor
1
controller board.
Remove the gas pipe thermistor with set to the pipe.
2
6. REMOVING THE NOZZLE ASSEMBLY
(1) Disconnect the connector CN6V on the indoor controller
board.
(2) Disconnect the lead wire of the vane motor.
(3) Remove the corner cover.
(4) Pull the drain hose out from the nozzle assembly.
(5) Unhook the hook of the lower nozzle assembly and
pull the nozzle assembly toward you, then remove the
nozzle assembly by sliding it down.
7. REMOVING THE ELECTRICAL PARTS BOX
(1) Remove the terminal block cover.
(2) Remove the front panel. (See the photo 1)
(3) Disconnect the vane motor connector.
(4) Disconnect the fan motor connector from the fan motor.
(5) Remove the liquid / gas pipe thermistor. (See the photo 5)
(6) Remove the electrical parts box (2 screws).
8. REMOVING THE FAN MOTOR
(1) Remove the terminal block cover.
(2) Remove the front panel. (See the photo 1)
(3) Remove the electrical parts box. (See the photo 7)
(4) Remove the nozzle assembly. (See the photo 6)
(5) Remove the fan motor leg fixing 3 screws.
(6) Unscrew the set screws using by alankey and remove it by
sliding the fan motor to right.
(7) Remove the 4 screws and remove the motor cover from the
fan motor leg.
OC310B
PHOTOS & ILLUSTRATION
(Photo 4)
Nozzle
assembly
Vane motor
(Photo 5)
Liquid
thermistor
Room
thermistor
(Photo 6)
Nozzle assembly
(Photo 7)
Liquid pipe
thermistor
Fan motor connector
(Photo 8)
Set
screw
21 21
Set screws
Lead wire
Gas pipe
thermistor
Electrical
parts box
Drain hose
Hook
Corner cover
Vane motor
connector
Electrical
parts box
(Photo 9)
Motor cover
Fan motor
Screws
Motor
leg