Removing The Discharge Temperature Thermistor - Mitsubishi Electric MUZ-FH09NA Service Manual

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 and discharge temperature ther-
mistor)
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. (Photo 6)
(5) Pull out the outdoor heat exchanger temperature thermistor
from its holder. (Photo 6)
(6) Pull out the ambient temperature thermistor from its holder.
OBH584A
Photo 8
Discharge temperature thermistor
Photo 9
Photo 10
46
PHOTOS
Screw of the
R.V. coil
Outdoor heat
exchanger tempera-
ture thermistor
Defrost thermistor
Ambient temperature
thermistor