Mitsubishi Electric MUZ-GL09NA-U1 Service Manual page 66

OPERATING PROCEDURE
4. Removing the discharge temperature thermistor,
defrost thermistor, outdoor heat exchanger tempera-
ture thermistor and ambient temperature thermistor
(1) Remove the cabinet and panels. (Refer to 1.)
(2) Disconnect the lead wire to the reactor and the following con-
nectors:
<Inverter P.C. board>
CN641 (Defrost thermistor (MUZ) and discharge temperature
thermistor)
CN643 (Ambient temperature thermistor)
CN644 (Outdoor heat exchanger temperature thermistor)
(3) Pull out the discharge temperature thermistor from its holder.
(4) Pull out the defrost thermistor from its holder.
(5) Pull out the outdoor heat exchanger temperature thermistor
from its holder.
(6) Pull out the ambient temperature thermistor from its holder.
OBH733D
Photo 8
Discharge temperature thermistor
Photo 9
66
PHOTOS
Screw of the
R.V. coil (MUZ)
Ambient temperature
thermistor
Outdoor heat
exchanger tempera-
ture thermistor
Defrost thermistor
(MUZ)