New Holland 18021 – New Holland Armrest Control Unit: Rear hitch drop rate potentiometer – voltage too high

The rear hitch drop rate potentiometer is reporting a voltage that is higher than expected. This may affect the proper operation of the rear hitch system.

1. 1

   The rear hitch drop rate potentiometer

2. 2

   The wiring and connections to the rear hitch drop rate potentiometer

1. 1

   Inspect

   Inspect the rear hitch drop rate potentiometer for physical damage or wear.

2. 2

   Check

   Check the wiring and connections to the rear hitch drop rate potentiometer for looseness, corrosion, or damage.

3. 3

   Test

   Test the voltage output of the rear hitch drop rate potentiometer using a multimeter to confirm the reading.