Error Code 40 — Indoor unit E gas pipe temperature sensor malfunction

Was bedeutet 40 ?

There is an electrical failure with the gas pipe temperature sensor for indoor unit E. This sensor is part of the EEV circuit and connects to the PCB.

• Defective gas pipe temperature sensor for indoor unit E
• Loose or damaged sensor wiring
• Open or shorted sensor circuit

Klicken Sie auf Schritte, um Ihren Fortschritt zu verfolgen.

1. 1

   Check the sensor wiring connection to the PCB.

2. 2

   Inspect the sensor wiring for damage.

3. 3

   Test the sensor's resistance against the values in the manual's reference section.

4. 4

   Replace the sensor if it is found to be faulty.