Jäger Z42-D160.20 S2A, Manual

Page: 37 / 40

Service and repairs
Item no. 10301165, Revision 01 37 ( 40 )
HF spindle becomes loud
Cause Troubleshooting
Tool unsuitable
q Only use balanced tools.
(Also see the "Tools for high speed cutting [ } 31] " 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 .
HF spindle clamped
too tightly
q
Only tighten the clamping screws of the spindle holder
manually.
q Do not use technical aids to clamp the HF spindle.
Bearings damaged q Contact Nakanishi Jaeger GmbH service.
No automatic tool change
Cause Troubleshooting
Contamination
q
Remove all contamination between the tool taper and
shaft of the HF spindle.
(Observe all points in the “Tool change [ } 28] ” and “Mainte-
nance [
}
32] ” sections.)
Lack of pressure
q Check the connections for compressed air.
q Check the hoses for compressed air.
q Check the pneumatic circuit.
q
Check the setting of the compressed air for the tool
change.
(Also see the "Setting values [
}
25] " section.)
Sensor does not send any
signals
Cause Troubleshooting
No connection to sen-
sor
q Check the lines and connections.