CLAAS 771Ah: Water Detected in Fuel

Water has been detected in the fuel, causing the engine power to be reduced to 50%. This issue is related to the presence of water in the fuel system. The tractor must be restarted after the decanter prefilter is emptied to resolve the issue.

1. 1

   Fuel system for presence of water

2. 2

   Decanter prefilter for accumulation of water

3. 3

   Fuel filter for contamination or damage

1. 1

   Empty the decanter prefilter

   Follow the manufacturer's instructions to empty the decanter prefilter to remove any accumulated water.

2. 2

   Restart the tractor

   After emptying the decanter prefilter, restart the tractor to allow the system to reset.

3. 3

   Monitor the system

   Observe the tractor's operation to ensure that the issue is resolved and the engine power returns to normal.