Mitsubishi Electric MXZ-4C36NAHZ Technical & Service Manual page 151

OPERATING PROCEDURE
9. Removing bypass valve coil (SV1) and bypass valve
Refer to the notes below.
10. Removing the high pressure switch (63H) and high pres-
sure sensor (63HS)
Refer to the notes below.
11. Removing the low pressure sensor (63LS)
Refer to the notes below.
12. Removing electrical expansion valve (LEV-A, LEV-B)
Refer to the notes on the right.
OCH573E
PHOTOS/FIGURES
Photo 10
Photo 11
Notes:
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 following parts, cover it with a wet
cloth to prevent it from heating as the temperature
below, then braze the pipes so that the inside of pipes
are not oxidized;
Bypass valve (procedure 9), 248°F [120°C] or more
High pressure switch and high pressure sensor (proce-
dure 10), 212°F [100°C] or more
Low pressure sensor (procedure 11), 212°F [100°C] or
more
LEV (procedure 12), 248°F [120°C] or more