LE — No W signal when cooling

¿Qué significa LE ?

During cooling mode, there should be a 'W' signal present. If it's absent, it indicates a potential issue with the thermostat or unit wiring.

• Thermostat wiring issue
• Unit wiring issue
• Faulty thermostat

Haga clic en los pasos para seguir su progreso.

1. 1

   Check the thermostat wiring to ensure it is correct.

2. 2

   Inspect the unit's wiring, especially connections related to the thermostat signal.

3. 3

   Verify the thermostat is functioning properly.