Troubleshooting By Error Code; Common Check Procedures; Temperature Sensor Check - York YEFE BZTM-MOW1 Series Service Manual

5. Troubleshooting by Error Code

5.1

Common Check Procedures

5.1.1

Temperature Sensor Check

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.
Measure the resistance value of each winding by using the multi-meter.
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