CLAAS 7779h: Input voltage of the fresh air system is out of range

The input voltage of the fresh air system is not within the expected range, which may affect the proper operation of the system.

1. 1

   The wiring and connections related to the fresh air system

2. 2

   The power supply to the fresh air system

3. 3

   The sensor or component responsible for measuring the input voltage

1. 1

   Inspect

   Inspect the wiring and connections for the fresh air system for any damage, corrosion, or loose connections.

2. 2

   Test

   Test the power supply to the fresh air system to ensure it is providing the correct voltage.

3. 3

   Check

   Check the sensor or component responsible for measuring the input voltage for proper function.