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Idiomas disponibles
Idiomas disponibles
Removal of the bore core when stuck in the drill bit
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Separate the drill bit from the motor.
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Put the drill bit in a vertical position.
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With the wooden handle of a hammer, slightly tap against the tube until
the core drops out. Never knock the drill bit forcefully against a wall or
treat it with tools like hammer or wrench, the tube may become de-
formed so that neither the bore core will fall out nor the drill bit may be
used again.
Removal of the bore core from a blind hole
Break off the core with a wedge or a lever. Remove the core with suitable pliers
or drill a hole into the core, insert a lifting screw and pull the core out.
Dismounting the core drill unit
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Move the machine holder with the core drill upwards until it locks in the
final position.
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Remove the drill bit.
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Loosen the fixture of the mounting plate and lift the core drill tool out of
the drilling stand (see page 16).
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Loosen the thumb nut (F) (see page 15).
While doing so, hold the drilling stand firmly.
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Remove the drilling stand.
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Loosen the quick action clamping screw (D) (see page 15).
Maintenance and care
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Always keep the drilling stand clean, especially the drill support with the
gear and the 4 sliding pieces in the holder of the machine. In order to
allow the free movement of the pinion shaft it should be slightly lubri-
cated.
!
The sliding pieces must move along the drill support without slackness
in order to achieve a good performance.
If the position should have changed, it can be readjusted as follows:
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