Sensor fault from PCA 154 415 — Compressor is blocked: Outdoor unit sensor fault

¿Qué significa 154 415 ?

There is a sensor fault in the outdoor unit, indicated by 'Sensor fault from PCA 154 415'. Refer to the relevant manual for details.

• Sensor fault in the outdoor unit

Haga clic en los pasos para seguir su progreso.

1. 1

   Consult the relevant manual for 'Sensor fault from PCA 154 415'.

2. 2

   Verify the function of sensors in the outdoor unit.

3. 3

   Check PCA connections.

4. 4

   Seek professional help.