Mitsubishi Electric Mr. Slim PLA-A12BA4 Service Manual page 33

OPERATING PROCEDURE
5. Removing the fan and fan motor (MF)
(1) Remove the electrical box. (See Photo 2)
(2) Remove the bell mouth (3 screws). (See Photo 2)
(3) Remove the turbo fan nut.
(4) Pull out the turbo fan.
(5) Remove the wire cover (3 screws).
(6) Remove 2 wiring clamps.
(7) Disconnect the connector of the fan motor (CNMF).
(8) Remove the 3 nuts and washers and rubber mounts of the
fan motor.
6. Removing the panel
(1) Remove the air intake grille and the filter. (See Figure 1)
(2) Disconnect the connector CNV (White/ 20P).
Corner panel (See Figure 2)
(3) Remove the corner screw.
(4) Slide the corner panel to the direction of the arrow 1, and
remove the corner panel.
Panel (See Photo 4, 5)
(5) Remove the 2 screws from the panel which fixes the oval
holes.
(6) Rotate the panel a little to come to the bell shaped hole
where the screw is large and remove the panel.
7. Removing the drain pan
(1) Remove the air intake grille and the filter. (See Figure 1)
(2) Remove the 2 screws from the electrical box cover.
(3) Disconnect the connectors. (Refer to step 3)
(4) Remove the panel. (See Photo 4, 5)
(5) Remove the electrical wiring service panel (3 screws).
(6) Remove the drain pump wire cover (1 screw).
(7) Remove the electrical box. (See Photo 2)
(8) Remove the bell mouth. (See Photo 2)
(9) Remove the 4 screws and pull out the drain pan.
w Pull out the left and right of the pan gradually.
Be careful not to crack or damage the pan.
8. Removing the pipe temperature thermistor (TH2)
and condenser evaporator temperature thermistor (TH5)
(1) Remove the drain pan. (See Photo 6)
(2) Remove the turbo fan. (See Photo 3)
(3) Remove the 2 wiring clamps. (See Photo 3)
(4) Remove the coil plate (2 screws).
(5) Remove the thermistors which are inserted into the holders
installed to the thin copper pipe.
(6) Disconnect the 4-pin white connector (CN44).
PHOTOS & ILLUSTRATIONS
Photo 3
Fan motor
Figure 2
Screw
Detail
Corner panel
Photo 4
Photo 6
Drain pan
fixing screw
Electrical wiring
service panel
Drain pan
fixing screw
Electrical wiring service
panel fixing screw
Photo 7
33
Coil plate
Clamp
Wire cover
fixing screw
Nut
Washer
Rubber mount
Panel
Screw
Corner panel
Photo 5
Ball shaped hole
Oval hole
Drain pan
fixing screw
Drain pump wire cover
Drain pan
Liquid pipe temp.
thermistor (TH2)
Cond./ eva. thermistor
(TH5)