George
Noisy Motor / Air Leak Resonance
Machine is very loud compared to normal 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
Worn motor bearings, Cracked motor fan, Missing or damaged sound insulation, Large air leak at tank or hose
How to Fix / Troubleshooting
Safety: Unplug before inspection.
- Check for air leaks: Listen around the tank seal and hose joints for hissing. Replace any damaged seals.
- Inspect motor: Remove the motor cover and check the fan and bearings. Rough or grinding noise when spinning by hand indicates worn bearings; replace the suction motor assembly.
- Check insulation: Ensure any foam or felt sound insulation around the motor is intact and correctly positioned.
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Repair Difficulty
Hard
4/5
Required Part
Suction Motor Assembly
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