Mitsubishi Electric MUZ-LN50VG2-EVR2 Service Manual page 96

OPERATING PROCEDURE
5. Removing outdoor fan motor
(1) Remove the top panel, cabinet and service panel (refer to
section1).
(2) Disconnect the following connectors:
<Inverter P.C. board>
CN931, CN932 (Fan motor)
(3) Remove the propeller fan nut.
(4) Remove the propeller fan.
(5) Remove the screws fixing the fan motor.
(6) Remove the fan motor.
6. Removing the compressor and 4-way valve
(1) Remove the top panel, cabinet and service panel (refer to
section 1).
(2) Remove the back panel (refer to section 1).
(3) Remove the screws fixing the relay panel.
(4) Remove the relay panel.
(5) Remove the inverter assembly (refer to section 2).
(6) Recover gas from the refrigerant circuit.
NOTE:
Recover gas from the pipes until the pressure
gauge shows 0 kg/cm
(7) Detach the brazed part of the suction and the discharge
pipe connected with compressor.
(8) Remove the compressor nuts.
(9) Remove the compressor.
(10) Detach the brazed parts of 4-way valve and pipe. (Photo 5
)
OBH767G
(0 MPa).
2
96
PHOTOS/FIGURES
Photo 7
Screws of the outdoor fan motor
Photo 8
Brazed part of
the suction pipe
Propeller fan
nut
Propeller fan
Brazed part of
the discharge pipe
Discharge temperature
thermistor