Service and repairs
Item no. 10502017, Revision 04
34 ( 36 )
HF spindle becomes loud
Cause
Troubleshooting
Tool unsuitable
q
Only use balanced tools.
(Also see the "Tools for high speed cutting
" section.)
q
Check the tool for damage.
q
Replace damaged tool.
HF spindle is not
clamped truly or is dis-
torted
q
Only use spindle holders from the original accessories or
holders produced according to the tolerances specified by
Nakanishi Jaeger GmbH
.
Bearings damaged
q
Contact
Nakanishi Jaeger GmbH
service.
Sensor does not send any
signals
Cause
Troubleshooting
No connection to sen-
sor
q
Check the lines and connections.
HF spindle vibrates/
oscillates
Cause
Troubleshooting
Tool unsuitable
q
Only use balanced tools.
(Also see the "Tools for high speed cutting
q
Check whether the tool is suitable for the application.
q
Check the tool for damage.
q
Replace damaged tool.
Contamination
q
Remove all contamination between the tool taper and shaft
of the HF spindle.
(Observe all points in the “Tool change
” sections.)
Frequency converter
incorrectly set
q
Compare the values for the HF spindle with the set values on
the frequency converter.
Machining too heavy
q
Reduce the machining load intensity.
Mounting screws are
loose
q
Tighten the screws securely.
HF spindle damaged
q
Contact
Nakanishi Jaeger GmbH
service.
If the error is not rectified after checking all of the points, contact the relevant
service partner.
Ü
Request the accompanying note for the repair from the service partner.
Ü
Check the manual of the machine.
Ü
Contact the manufacturer of the machine.