Wacker Neuson
Excessive Vibration / Misalignment
Generator vibrates excessively during operation, causing enclosure or frame to shake
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Safety Warning
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.
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Possible Causes
Damaged or collapsed engine mounts, Unbalanced fan or flywheel, Loose mounting bolts, Uneven base or foundation
How to Fix / Troubleshooting
Safety first: Keep clear of moving parts. Do not place hands on vibrating components while running at full speed.
- Inspect mounts: Check rubber engine-generator mounts for cracks, separation, or oil saturation. Replace if degraded.
- Tighten hardware: Verify all mounting bolts on engine, alternator, and frame are tight to specified torque.
- Check base level: Ensure the generator is installed on a level, solid foundation. Shim or re-level if necessary.
- Rotating components: Inspect cooling fan and flywheel for missing blades or damage. Replace if unbalanced.
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Repair Difficulty
Medium
3/5
Required Part
Engine Mount Set
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