New Holland 8003: MCC1 Controller Detects Power When Interlock Relay Is Disabled

The MCC1 controller detects power in a condition where the MCC1 Interlock Relay is supposed to be disabled. This may indicate an unexpected power flow or a failure in the relay's ability to cut power as intended.

1. 1

   MCC1 Interlock Relay

2. 2

   MCC1 controller power supply

3. 3

   wiring related to the MCC1 Interlock Relay

1. 1

   Inspect

   Inspect the MCC1 Interlock Relay for physical damage or signs of failure.

2. 2

   Test

   Test the MCC1 Interlock Relay to confirm it is functioning as expected when disabled.

3. 3

   Check

   Check the wiring and connections related to the MCC1 Interlock Relay for any shorts or improper connections.