Mitsubishi Electric MXZ-2C20NA2 Service Manual page 153

OPERATING PROCEDURE
5. Removing the expansion valve
NOTE: Gas recovery is not required if the unit is pumped down.
(1) Remove the top panel and the service panel (Refer to
section 1).
(2) Disconnect the power supply cord and indoor/outdoor
connecting wires.
(3) Remove all the LEV coils.
(4) Detach all the brazed parts of the expansion valves and
pipes.
OBH702N
PHOTOS/FIGURES
Photo 11
Discharge pipe
brazed part
Compressor nuts
153
Suction pipe
brazed part
Expansion
LEV coils
valves