EIBENSTOCK Vakuum Technik Notice Originale page 21

Care and maintenance
 Always keep the drill rig clean, especially the column with the toothing and
the 4 sliding balls in the machine holder. In order to allow the free
movement of the pinion shaft, it should be slightly lubricated.
 In order to achieve a good performance of the drill rig, the 4 sliding balls in
the machine holder have to move along the column without slackness.
Attention!
After every tenth drilling you should check if the sliding pieces
have got loose-fitting due to drilling vibration.
If the position should have changed, it can be readjusted as follows:
Behaviour at malfunction
Turn off the machine by malfunction and disconnect from the
electricity network. Operations on the electrical system of the
machine can be executed only by a specialist.
Trouble shooting
malfunction
Drill unit has to
much play
(vibration)
 Loosen the counter nut on the Allen screw by means
of a jaw wrench SW 17
Adjust the Allen screws and the position of the sliding

balls to the column by means of a hex head wrench
SW 8.
Tighten the counter nut again and check whether the

carriage moves easily on the column.
possible cause
stand has been loose
guidance has to much play
thrust piece worn
thrust sliding balls
repair
adjust the wing nut
adjust guidance (see above)
replace the thrust piece
replace the sliding balls
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