Troubleshooting

Note

Changed operating behavior

A change in operating behavior may indicate existing damage of the gear unit or result in damage to the gear unit.

Do not recommission the gear unit until the fault has been rectified.

CAUTION

Personal injuries

Troubleshooting may only be performed by trained personnel.

Error	Possible cause	Remedy
Increased operating temperature	The gear unit is not suitable for the purpose.	Check the technical data.
	Motor heats up the gear unit.	Check the wiring of the motor.
		Ensure adequate cooling.
		Change the motor.
	The gearbox is on the load side not properly mounted on a sufficiently large flange to dissipate the heat.	Ensure adequate heat dissipation.
Increased operating noises	Distorted motor mounting	Contact our service department.
	Bearing damage
	Gear tooth damage
	Toothed belt tension too high
Lubricant loss	Lubricant quantity too high	Wipe off the leaking lubricant and continue to monitor the gear unit. Lubricant discharge should stop after a short time.
Lubricant loss	Leaks	Contact our service department.