Articles on: Trouble Shooting

Gearbox - Troubleshooting Guide

Noise

SymptomPossible CauseCorrective Action
Gear knockingGear damagedReplace damaged gear group
Continuous noiseBearing damaged or lubricating oil contaminatedReplace damaged bearings or change lubricating oil
Intermittent noiseForeign matter on gearCheck gear surface
HissingLack of lubricating oilAdd lubricating oil


Vibration

SymptomPossible CauseCorrective Action
Abnormal vibration of fixed baseInstallation surface is not levelReadjust the fixed base
Output shaft vibrationBearing damagedReplace damaged bearings
Internal gear vibrationGear damagedReplace damaged gear
Body vibrationIrregular installation of gear groupRealign the gear group


Oil Leakage

SymptomPossible CauseCorrective Action
Oil seal leakageOil seal damagedReplace oil seal
Body oil leakageSand hole in the housingReplace housing
Oil leakage between gearbox and motorO-Ring face seal damagedReplace O-Ring face seal


Overheating

SymptomPossible CauseCorrective Action
Oil sealOil seal is too tightReplace oil seal
Overheated bodyOverload operationRecalculate and adjust load
Lack of lubricating oilInsufficient oilAdd lubricating oil

Updated on: 21/11/2024

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