EIBENSTOCK BST 300 V Notice Originale page 19

Loosen the locking of the mounting plate and remove the core drill
machine from the drill rig (see page 15).
Loosen the fastening nut (F) (see page 14).
While doing so, hold the drill rig firmly!
Remove the drill rig.
Unscrew the quick action clamping screw (D) (see page 14).
Care and Maintenance
Always keep the drill rig clean, especially the column with the toothing
and the 4 sliding pieces 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
pieces 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:
Behavior by 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.
Loosen the counter nut on the Allen screw
by means of an jaw wrench SW17
Adjust the Allen screws and the position
of the thrust piece to the column by
means of a hex head wrench.
Tighten the counter nut again and check
whether the carriage moves easily on the
column.
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