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MASCHINEN - GERMANY
Malfunctions
© 2007
GB
Page 5518 / 01 / 2008 Version 1.2.5 B 13 / B14 / B16 / B20 / B25 / B32 Drilling machine
The temperature of the
spindle bearing is too
high
• The bearings are worn out
• The pretension of the bearings is
too high
• Working with high drilling revolu-
tions for a long period of time
•Replace
• Reduce clearance in the bearing
for (taper roller bearings)
• Reduce drilling revolutions / feed
Ratteling of the working
spindle when working
with rough workpiece
surfaces
• Clearance of the bearing too
wide
• The working spindle moves up
and down
• The adjusting gib has come loose
• Clamping chuck is loose
• Tool is blunt
• Workpiece is loose
• Adjust the clearance of the bear-
ing or exchange the bearing
• Adjust the clearance of the bear-
ing
• Adjust the gib with the adjusting
screw to the correct clearance
• control, retighten
• Sharpen the tool or replace it
• Clamp the workpiece properly
Malfunction
Cause/
possible effects
Solution
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