Excessive Noise Or Vibration - Greenheck DGX Installation, Operation And Maintenance Manual

Troubleshooting

Excessive Noise or Vibration

Belts worn or loose?
No
Sheaves aligned?
Yes
Wheel(s) unbalanced?
No
Bearings worn or need
lubrication?
No
Wheel(s) rubbing on inlet?
No
20 DGX Industrial Space Heating
Yes
Replace worn belts or tighten loose belts.
(Reference V-Belt Drives in the Maintenance section)
No
(Reference V-Belt Drives in the Maintenance section)
Yes
Yes
Replace worn bearings or lubricate bearings as needed.
(Reference Bearings in the Maintenance section)
Yes
At this time noise and vibration should
Align sheaves.
Clean and/or balance wheel(s).
Adjust wheel(s) or inlet.
be at acceptable levels.
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