E143 - Motion detection sensor error

What does E143 mean?

The motion detection sensor, used for occupancy sensing and energy saving, is experiencing a fault.

• Faulty motion detection sensor.
• Sensor obstruction or dirt.

Click steps to track your progress.

1. 1

   Turn off the air conditioning unit's power.

2. 2

   Check if the motion detection sensor is obstructed or dirty.

3. 3

   If the error persists after cleaning and power cycling, the sensor may be faulty.