Hyundai Power Products Excessive Vibration / Mounting or Balance Issue

Generator vibrates excessively during operation, no error code

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

Possible Causes

Damaged or collapsed engine mounts, Loose alternator mounting bolts, Unbalanced fan or flywheel, Misaligned base frame

Safety first: Turn OFF the generator and disconnect battery negative before tightening any mounting hardware.

Inspect mounts: Check Hyundai engine and alternator rubber mounts for cracks, separation, or oil saturation. Replace any failed mounts.
Check bolts: Tighten engine, alternator, and base frame bolts to specified torque.
Base level: Ensure the generator base is level and all mounting points are evenly supported. Shim if necessary.
Professional balancing: If vibration persists, have a technician check flywheel and rotor balance.

Hard 4/5

Engine Mount Set

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