EC57 — Refrigerant pipe temperature sensor error

What does EC57 mean?

The sensor monitoring the temperature of the refrigerant pipes is malfunctioning. This provides data on refrigerant flow and temperature.

• Faulty refrigerant pipe temperature sensor
• Loose or damaged sensor wiring
• Incorrect sensor placement

Click steps to track your progress.

1. 1

   Check the wiring and connections of the refrigerant pipe temperature sensor.

2. 2

   Ensure the sensor is securely attached to the correct pipe.

3. 3

   Verify the sensor's resistance value according to the manual.

4. 4

   Replace the sensor if it is faulty or if wiring issues are found.