th-09 — Heat reclaim condenser outlet sensor fault

What does th-09 mean?

The temperature sensor for the heat reclaim condenser outlet is faulty. The heat reclaim mode will be stopped.

• Thermistor sensor is defective.
• Wiring to the sensor is damaged.
• Sensor connection is loose.

Click steps to track your progress.

1. 1

   Check the wiring and connection of the heat reclaim condenser outlet sensor.

2. 2

   Verify the sensor's readings or resistance.

3. 3

   Replace the sensor if it is defective.

4. 4

   Reset the alarm after the repair.