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Unlocking the carriage:
1
Demounting the Core Drill Unit
Move the machine holder with the core drill upwards until it locks in the final
top position.
Remove the drill bit.
Loosen the fastening nut (F) (see page 13)
While doing so, hold the drill rig firmly!
Remove the drill rig.
Unscrew the quick action clamping screw (D) (see page 13).
Care and Maintenance
Always keep the drill rig clean, especially the column with the toothing and the
sliding pieces pieces in the machine holder.
In order to achieve a good performance of the drill rig, the 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:
To unlock the carriage (1) pull out the lock
knob (2).
To lock the carriage move the carriage until
2
the locking shaft passes the hole in the
column and jumps into place.
Always lock the carriage when the assembly
is not in use.
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