Winco
Abnormal Vibration
Excessive engine vibration and shaking of the Winco generator enclosure during operation.
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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 mounting isolators, Loose engine or alternator mounting bolts, Misaligned coupling between engine and alternator, Engine misfire
How to Fix / Troubleshooting
Safety first: Disable AUTO. Keep hands and tools away from moving parts while running.
- Visual inspection: With engine off, inspect the engine mounting isolators and alternator mounts for cracks or separation.
- Check fasteners: Tighten engine, alternator, and frame bolts to specification.
- Run test: Start the unit and observe. If vibration coincides with misfire (uneven sound), inspect spark plug and fuel system.
- Coupling alignment: On models with a flexible coupling, misalignment should be corrected by a technician.
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Repair Difficulty
Hard
4/5
Required Part
Engine Mount Isolator
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