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5-5 SENSORS CHARACTERISTICS
In case of sensor replacement, take care to mount it correctly on its support. Use thermal paste if necessary.
Incorrect mounting could induce problems for the unit operation.
5.5.1 HEAT PUMP SENSORS
Outdoor air temp. (TO/S4) sensor,
Suction (compressor) temp. (TS/S3) sensor,
Air heat exchanger temp. (C1/S2) sensor,
Air heat exchanger temp. (C2/S1) sensor,
Liquid line temp. (E1/S7) sensor,
Water inlet temperature temp. (TW1/TA/S8) sensor,
Water outlet temperature temp. (TW2/S9) sensor,
HIC board heat sink temp. (TH6/S6) sensor:
Discharge (compressor) temp. (TD/S5) sensor: Water heat exchanger pressure Sensor (E2P/B1):
Note: pressure is converted by A2 board in
equivalent temperature
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