Error Code 39 — Condensing temperature sensor malfunction

Was bedeutet 39 ?

There is an electrical failure with the sensor that measures the condensing temperature of the outdoor coil. This sensor is connected to the PCB.

• Defective condensing temperature sensor
• Loose or damaged sensor wiring
• Open or shorted sensor circuit

Klicken Sie auf Schritte, um Ihren Fortschritt zu verfolgen.

1. 1

   Check that the sensor wiring is firmly and correctly connected to the PCB via two wires at Plug CN-14.

2. 2

   Inspect the sensor wiring for any 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.