Mitsubishi Electronics MSH-A18ND service manual Operating Procedure Photos

Page 19

 

OPERATING PROCEDURE

 

PHOTOS

3. Removing the electrical box

Photo 3

Screws of the ground wire

(1)

Remove the front panel. (Refer to 1.)

 

 

 

(2)

Remove the electrical cover. (Refer to 2.)

 

 

(3) Disconnect the connector of the indoor coil thermistor.

(4)Disconnect the motor connector (CN211 and CN121) and the vane motor connector (CN151) on the electronic

 

control P.C. board.

Screw of the

(5)

Remove the screws of ground wire.

electrical cover

(6)

Remove the fan motor lead wire and indoor coil thermistor

 

 

 

 

Screw of the

 

 

from the electrical box.

 

 

electrical box

 

(7)

Remove the lead wire of vane motor from the bottom of

 

 

 

 

 

 

electrical box.

 

 

(8)Remove the screw fixing the electrical box and remove the electrical box.

4. Removing the vane motor

Photo 4

 

(1)

Remove the front panel. (Refer to 1.)

Vane motors

Screws

(2)

Remove the electrical cover. (Refer to 2.)

 

of the

(3)

Remove the lead wire of vane motor. (Refer to 3.)

 

 

vane

(4)

Remove the R.L. holder.

 

 

motor

(5)

Pull out the drain hose from the nozzle assembly and

 

 

 

 

remove the nozzle assembly.

 

 

(6)

Remove the screws of the vane motor and disconnect the

 

 

 

connector.

 

 

(7)

Remove the vane motor.

 

 

Photo 5 Screws of the

 

 

 

 

vane motor

 

 

 

 

 

 

 

 

 

 

Vane motor

 

 

5. Removing the line flow fan and the indoor fan motor

Photo 6

 

(1)Remove the front panel. (Refer to 1.)

(2)Remove the electrical box. (Refer to 3.)

(3)Pull out the drain hose from the nozzle assembly and

 

remove the nozzle assembly.

Screws fixing

(4)

Remove the water cut.

the left side

(5)

Slide the hole cover and remove the hole cover.

of the heat

(6)

Remove the hexagon socket set screw from the line flow

exchanger

 

fan.

 

 

(7)Remove the screws fixing the fan motor and remove the fan motor. (Be careful not to drop the fan motor because it

is heavy.)

Photo 7

(8) Remove the screws fixing the left side of the heat

 

exchanger.

Indoor

(9) Lift the left side of the heat exchanger.

coil

(10) Remove the line flow fan.

thermistor

 

 

 

Photo 8

Water cut

 

 

 

 

 

 

 

 

Hole

 

 

cover

 

 

 

 

 

 

Screws fixing the fan motor

19

Image 19
Contents Revised EDITION-B ContentsIndoor Unit MSH-A18ND MSH-A24ND AccessoriesTechnical Changes Part Names and FunctionsRemote Controller MSH-A18ND MSH-A24ND MSH-A18ND MSH-A24ND SpecificationMSH-A18ND MSH-A24ND Indoor Unit Outlines and DimensionsMSH-A18ND Indoor Unit Wiring DiagramMSH-A24ND Indoor Unit Refrigerant System Diagram MSH-A18ND MSH-A24ND Service FunctionsHow to release Auto Restart Function Take care of the following during servicing TroubleshootingInstruction of troubleshooting Troubleshooting check table Trouble criterion of main parts Check of indoor fan motor Check of indoor electronic control P.C. board How to check mis-wiring Indoor electronic control P.C. board MSH-A18ND MSH-A24ND Indoor Unit Operating Procedure Photos Disassembly InstructionsOperating Procedure Photos Parts List non-RoHS compliant Accessory and Remote Controller AIR Cleaning Filter RoHS Parts List RoHS compliant Vane Motor Vertical AIR Cleaning Filter Page Page Made in Japan