H43 — Abnormal Zone 1 sensor

Was bedeutet H43 ?

This error signifies an abnormality with the Zone 1 sensor. It is displayed if the condition persists for 5 seconds.

• Water temperature Zone 1 sensor is defective or disconnected

Klicken Sie auf Schritte, um Ihren Fortschritt zu verfolgen.

1. 1

   Check if the water temperature Zone 1 sensor is defective.

2. 2

   Ensure the water temperature Zone 1 sensor is properly connected.