REXROTH GTE Series, Project Planning Manual

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Countermeasures 1. Check the layout of the drive for changed requirements. Do not operate
any longer at overload. Risk of damage!
2. Reset to the original parameters. Check the layout of the drive in the
case of changed requirements.
11.5.3 Gearbox-Motor Unit Generates Vibrations
Status Audible or tactile vibrations occur on the gearbox-motor unit.
Possible Causes 1. Driven machine elements are insufficient, not balanced or insufficiently
coupled.
2. Gearbox-motor bearings worn or defective. Available bearing lifetime or
grease lifetime elapsed.
3. Gearbox-motor fixing are loosened.
4. Drive system is instable from a control point of view.
Countermeasures 1. Check balance of driven machine elements. Check the key and the key‐
way. In the case of damage, contact Rexroth Service.
2. Check the gearbox for damage. In the case of loss, contact Rexroth
Service.
3. Fasten motor properly and check for damage. In the case of loss, con‐
tact Rexroth Service.
4. Check parameters of the drive system (motor and encoder data). Ob‐
serve the notes in the documentation for the drive controller.
11.5.4 Specified Position is not Attained
Status The positioning command of the control unit is not precisely executed, or not
at all. No malfunction display on the device controller or the control.
Possible Causes 1. Motor drive shaft machine element connection loose.
2. Motor shaft - gearbox connection loose.
3. Gearing defective.
Countermeasures 1. Check the mechanical connection. Do not continue to use damaged
parts.
2. Check the mechanical connection. Do not continue to use damaged
parts.
3. Change of gearbox necessary. In the case of a malfunction, contact
Bosch Rexroth Service.
Bosch Rexroth AG DOK-GEAR**-GTE********-PR08-EN-P
Rexroth GTE Planetary Gearboxes
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Commissioning, Operation and Maintenance