SiBE01-829 Function of Thermistor
Functions and Control 23
2. Function of Thermistor
A Outdoor Heat
Exchanger
Thermistor
1. The outdoor heat exchanger thermistor is used for high pressure control during cooling
operation.
B Indoor Heat
Exchanger
Thermistor
1. The indoor heat exchanger thermistor is used to prevent freezing.
During the cooling operation, if the temperature drops abnormally, the operating frequency
becomes lower, then the operation must be halted.
2. The indoor heat exchanger thermistor is used for high pressure control during heating
operation.
Four way valve
Compressor
(R4733)
A
B
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