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.
(5) Pull out the outdoor heat exchanger temperature thermistor
from its holder.
(6) Pull out the ambient temperature thermistor from its holder.
OCH699A
PHOTOS/FIGURES
Photo 8
Discharge temperature thermistor
Photo 9
34
Screw of the
R.V. coil
Ambient temperature
thermistor
Outdoor heat
exchanger tempera-
ture thermistor
Defrost thermistor