BorMann PRO BKD1355 Mode D'emploi page 8

EN
Maintenance
There are no parts inside the equipment which require additional maintenance.
Please note that the following parts of this product are subject to normal wear and tear and that the fallowing parts are therefore also required for use as
consumables.
Wear parts*: Carbon brushes, v-belt, drill bits.
* Not necessarily included in the scope of delivery!
Storage/Transport
Store the equipment and accessories out of children's reach in a dark and dry place at above freezing temperature. The ideal storage temperature is between
5 and 30 0C. Store the electric tool in its original packaging.
Attention! Unplug the machine!
The appliance must unconditionally be secured against falling or turning down during transport.
Troubleshooting
WARNING: Turn switch off and always remove plug from the power source before troubleshooting.
Trouble
Quill returns too slowly or too quickly.
Chuck will not stay attached to spindle. It will fall
off when trying to install.
Noisy operation
Wood splinters on underside.
Workpiece torn loose from hand.
Drill bit burns.
The shape of the hole is not round, it is oval.
Drill bit binds in workpiece.
Excessive drill bit run-out or wobble.
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Problem
Spring has improper tension.
Dirt, grease or oil on the tapered inside surface of
the chuck or on the spindle's tapered surface.
1. Incorrect belt tension.
2. Dry spindle.
3. Loose spindle pulley.
4. Loose motor pulley.
No ''backup material'' behind workpiece.
Not supported or clamped properly.
1. Incorrect speed.
2. Chips not coming out of hole.
3. Dull drill bit.
4. Feeding too slowly.
1. Hard grain in wood or lengths of cutting lips
and/or angle not equal.
2. Bent drill bit.
1. Workpiece pinching drill bit or excessive feed
pressure.
2. Improper belt tension.
1. Bent drill bit.
2. Worn spindle bearings.
3. Drill bit not properly installed in chuck.
4. Chuck not properly installed.
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Remedy
Adjust spring tension. See ''Quill return spring''.
Using household detergent, clean the tapered
surfaces at chuck and spindle to remove all dirt,
grease and oil. ''See installing the chuck''.
1. Adjust belt tension. See ''Choosing speed and
belt tensioning''.
2. Lubricate spindle. See ''Lubrication''.
3. Check tightness of retaining nut on pullet, and
tighten if necessary.
4. Tighten set screw in motor pulley.
Use ''backup material''. See '' Positioning table
and workpiece''.
Support workpiece or clamp it. See '' Positioning
table and workpiece''.
1. Change speed. See ''Choosing speed and belt
tensioning''.
2. Retract drill bit frequently to remove chips.
3. Resharpen drill or replace.
4. Feed fast enough to allow drill bit to cut.
1. Resharpen drill bit correctly.
2. Replace drill bit.
1. Support workpiece or clamp it. See '' Position-
ing table and workpiece''.
2. Adjust belt tension. See ''Choosing speed and
belt tensioning''.
1. Use a straight drill bit.
2. Replace bearings.
3. Install drill properly. See ''installing drill bits''.
4. Install chuck properly. See ''installing the
chuck''.