Mitsubishi Outdoor Unit Split-Type Air Conditioner MUZ-AP35VG

(1) Remove the cabinet and panels. (Refer to section 1.)

(2) Remove the inverter assembly. (Refer to section 2.)

(3) Recover gas from the refrigerant circuit.

NOTE: Recover gas from the pipes until the pressure gauge shows 0 kg/cm2 (0 MPa).

(4) Detach the brazed part of the suction and the discharge pipe connected with compressor.

(5) Remove the nuts of compressor legs.

(7) Detach the brazed part of pipes connected with 4-way valve.;

Remove the screw fixing the service panel

Pull down the service panel and remove it

Disconnect the power supply cord and indoor/outdoor connecting wire

Remove the screws fixing the top panel

Remove the screws fixing the cabinet

Remove the screws fixing the back panel

(1) Remove the cabinet and panels. (Refer to section 1.)

(2) Disconnect the following connectors:

(3) Remove the propeller fan nut.

(5) Remove the screws fixing the fan motor.

Connect the compressor and activate the inverter

Compressor connected and inverter activated?

Start heating or cooling operation by pressing EMERGENCY OPERATION switch on the indoor unit

Heating or cooling operation started?

Time from the start of compressor to the stop of compressor due to overcurrent

Sign off on the compressor operation time check

(1) Remove the cabinet and panels. (Refer to section 1.)

(2) Disconnect the lead wire to the reactor and the following connectors:

CN641 (Defrost thermistor and discharge temperature thermistor)

CN643 (Ambient temperature thermistor)

CN644 (Outdoor heat exchanger temperature thermistor)

(3) Pull out the discharge temperature thermistor from its holder.

(4) Pull out the defrost thermistor from its holder. (Photo 6)

(5) Pull out the outdoor heat exchanger temperature thermistor from its holder. (Photo 6)