Mitsubishi Electric MSZ-HR25VFK-ER1 Service Manual page 58

OPERATING PROCEDURE
4. Removing the indoor electronic control P.C.
board
(1) Remove the panel. (Refer to section 1.) Remove the
corner box right.
(2) Remove the Wi-Fi interface. (Refer to section 2 (2) to
(5).)
(3) Disconnect the following connectors:
<Indoor electronic control P.C. board>
CN151 (Vane motor)
CN112 (Indoor coil thermistor)
CN10A (To the indoor power P.C. board)
(4) Unhook the catch on the left side of the control P.C. board
holder. Pull the control P.C. board holder as if opening the
door at 90 degrees. Remove the control P.C. board holder
from the axial rod on the electrical box.
(5) Remove the room temperature thermistor from the back
side of the control P.C. board holder.
(6) Unhook the catches of the control P.C. board holder, and
open the control P.C. board holder.
(7) Remove the indoor electronic control P.C. board from the
control P.C. board holder.
5. Removing the vane motor
(1) Remove the panel. (Refer to section 1.) Remove the
corner boxes.
(2) Remove the Wi-Fi interface, indoor control P.C. board
holder, water cover and the electrical box. (Refer to
section 2 to 3.)
(3) Pull out the drain hose from the nozzle assembly and
remove the nozzle assembly.
(4) Remove the screws of the vane motor and remove the
vane motor.
(5) Disconnect the connector from the vane motor.
OBH822F
PHOTOS/FIGURES
Photo 5
Control P.C. board holder (Inside)
Control P.C. board holder (Back side)
Room temperature thermistor
Photo 6
Screws of the vane motor
58
Catch
Catch
Indoor electronic
control P.C. board