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OPERATING PROCEDURE
PHOTOS
4. Removing the defrost thermistor (MUZ), discharge
temperature thermistor, outdoor heat exchanger
temperature thermistor and ambient temperature
thermistor
(1) Remove the top panel, cabinet, service panel and the back
panel. (Refer to 1.)
(2) Disconnect the following connectors;
<Electronic control P.C. board>
CN661 (Discharge temperature thermistor, defrost therm-
istor (MUZ) and outdoor heat exchanger tem-
perature thermistor)
CN663 (Ambient temperature thermistor)
(3) Pull out the defrost thermistor from its holder. (Photo 7)
(MUZ)
(4) Pull out the discharge temperature thermistor from its hold-
er. (Photo 4)
(5) Pull out the outdoor heat exchanger temperature thermistor
from its holder. (Photo 7)
(6) Pull out the ambient temperature thermistor from its holder.
(Photo 7)
5. Removing outdoor fan motor
(1) Remove the top panel, cabinet, service panel and the back
panel. (Refer to 1.)
(2) Disconnect the following connectors;
<Electronic control P.C. board>
CN931 and CN932 (Fan motor)
(3) Remove the propeller.
(4) Remove the screws fixing the outdoor fan motor.
(5) Remove the outdoor fan motor.
Photo 7
Defrost
thermistor
(for MUZ)
Outdoor heat
exchanger
temperature
thermistor
Ambient
temperature
thermistor
Photo 8
Propeller
Screws of the outdoor fan motor