Carrier 42QHB18D8S Series Service Manual

53
1. Temperature sensor checking
Disconnect the temperature sensor from PCB, measure the resistance value with a tester.
Temperature Sensors.
Room temp.(T1) sensor,
Indoor coil temp.(T2) sensor,
Outdoor coil temp.(T3) sensor,
Outdoor ambient temp.(T4) sensor,
Compressor discharge temp.(T5) sensor.
Measure the resistance value of each winding by using the multi-meter.

Carrier 42QHB18D8S Series Specifications

General

Brand	Carrier
Model	42QHB18D8S Series
Category	Air Conditioner
Language	English