Mitsubishi Electric MXZ-4C36NAHZ Technical & Service Manual page 150

OPERATING PROCEDURE
6. Removing the thermistor <Outdoor liquid pipe> (TH3) and
thermistor <Compressor> (TH4), thermistor <HIC pipe>
(TH2)
7. Removing the 4-way valve coil (21S4)
8. Removing the 4-way valve
Note:
1. Recover refrigerant without spreading it in the air.
2. The welded part can be removed easily by removing
the side panel (R).
3. When installing the four-way valve, cover it with a wet
cloth to prevent it from heating (120°C or more), then
braze the pipes so that the inside of pipes are not oxi-
dized.
OCH573E
PHOTOS/FIGURES
Photo 8
Photo 9