Removing Outdoor Fan Motor; Removing The Compressor And 4-Way Valve - Mitsubishi Electric MUZ-FH09NA Service Manual

OPERATING PROCEDURE

5. Removing outdoor fan motor

(1) Remove the cabinet and panels. (Refer to 1.)
(2) Disconnect the following connectors:
<Inverter P.C. board>
CN931, CN932 (Fan motor)
(3) Remove the propeller nut.
(4) Remove the propeller.
(5) Remove the screws fixing the fan motor.
(6) Remove the fan motor.

6. Removing the compressor and 4-way valve

(1) Remove the cabinet and panels. (Refer to 1.)
(2) Remove the inverter assembly. (Refer to 2.)
(3) Remove the screws fixing the reactor.
(4) Remove the reactor.
(5) Remove the soundproof felt.
(6) Recover gas from the refrigerant circuit.
NOTE: Recover gas from the pipes until the pressure gauge
shows 0 PSIG.
(7) Detach the brazed part of the suction and the discharge pipe
connected with compressor.
(8) Remove the nuts fixing the compressor.
(9) Remove the compressor.
(10) Detach the brazed part of pipes connected with 4-way valve.
Photo 13
Discharge pipe
brazed part
OBH584A
Brazed parts of
4-way valve
47
PHOTOS
Photo 11
Screws of the outdoor fan motor
Propeller
Photo 12
Screws of
the reactor
Soundproof
Suction pipe
felt
brazed part
Propeller nut