Demo/legacy repair — real data lives at cases posted by signed-in technicians.
Kohler 60kW genset — surging under load, fuel pressure normal
Kohler 60REOZK · Kohler KDI 3404
AI Summary
Governor calibration drift and CAN grounding issues account for 68% of matched cases. Recommend recalibrating governor and checking CAN shield ground.
Symptoms
Steady state OK, surges 3-5Hz when load exceeds 40kW. Fuel pressure holds at spec.