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Troubleshooting, Excessive noise or vibration – Greenheck DG / DGX with Direct Spark (470652) User Manual

Page 28

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Direct Spark Ignition Make-Up Air

28

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Excessive Noise or Vibration

Troubleshooting

Sheaves aligned?

Align sheaves.

(Reference V-Belt Drives in the Maintenance section)

Wheel(s) unbalanced?

Clean and/or balance wheel(s).

Belts worn or loose?

Replace worn belts or tighten loose belts.

(Reference V-Belt Drives in the Maintenance section)

Yes

Yes

No

No

Yes

Bearings worn or need

lubrication?

Replace worn bearings or lubricate bearings as needed.

(Reference Bearings in the Maintenance section)

Yes

No

Wheel(s) rubbing on inlet?

Adjust wheel(s) or inlet.

At this time noise and vibration should

be at acceptable levels.

Yes

No

No