Mitsubishi HVAC Unit NTXMSM36A142AA

Remove the service panel. (See Photo 1)

Remove the top panel. (See Photo 1)

Disconnect the connector TH7/6 (red) on the multi controller circuit board in the electrical parts box.

Loosen the wire clamps on top of the electrical parts box. (See Photo 6)

Pull out the thermistor <Ambient> (TH7) from the sensor holder

Remove the service panel. (See Photo 1)

Remove the top panel. (See Photo 1)

Remove the cover panel (front). (Refer to procedure 8 (5))

Remove the cover panel (rear). (Refer to procedure 8 (6))

Remove the side panel (R). (Refer to procedure 8 (7))

Remove the electrical parts box. (See Photo 5)

Remove the valve bed. (Refer to procedure 8 (4))

Disconnect the connecting wire from terminal block

Remove connectors from multi controller circuit board

Pull out the disconnected wire from the electrical parts box

Compressor Lead Wire Disconnection

Disconnect the compressor lead wire from the comp. terminal

Electrical Parts Box Detachment

Remove the service panel. (See Photo 1)

Remove the top panel. (See Photo 1)

Remove the electrical parts box. (See Photo 5)

Valve Bed and Cover Panel Removal

Remove 3 valve bed fixing screws (4 x 10) and 4 ball valve and stop valve fixing screws (5 x 16), then remove the valve bed. (See Photo 4 and 7)

Remove 2 cover panel fixing screws (5 x 12), then slide the cover panel (front) upward to remove it. (See Photo 4)

Remove the cover panel (rear) fixing screws (2 for right side and 2 for rear/ 5 x 12), then slide the cover panel (rear) upward to remove it.

Remove the electrical parts box

Remove 6 screws (4 x 10) for reactors to remove the reactors

Verify all components have been removed