nord B 1050, Operating And Assembly Instructions Manual

Page: 106 / 112

Industrial gear units – Operating and Assembly Instructions
106 B 1050 en-4419
7.6 Troubleshooting
NOTICE!
Gear unit damage
• Shut down the gear unit immediately in case of malfunction.
WARNING
Danger of slipping in case of leaks
• Clean the soiled floor before starting troubleshooting.
Gear unit malfunctions
Fault Possible cause Remedy
Unusual running noises,
vibrations
Oil level too low Correct oil level,
Consult NORD Service
Bearing damage
Consult NORD Service
Gear wheel damage
Consult NORD Service
System defective Check and correct the alignment of drive
components, check operating values of
the system
Oil leaks from the gear
unit
Defective seal
Consult NORD Service
Oil escaping from
pressure vent
Oil level too high
Correct oil level
Unfavourable operating conditions
Consult NORD Service
Gear unit becomes too
hot
Incorrect oil in the gear unit Change oil,
Thoroughly flush the gear unit inside
with fresh oil before filling new oil,
Consult NORD Service
Incorrect oil level
Correct oil level
Dirty oil
Replace oil and filter
Cooling system dirty
Clean cooling system
Gear unit dirty
Clean gear unit
Cooling defective
Consult NORD Service
Gear unit overloaded
Consult NORD Service
Impermissible axial or radial forces
Consult NORD Service
Unfavourable installation situation
Consult NORD Service
Gear unit damage
Consult NORD Service