Troubleshooting - Scheppach DP16VLS Original Bedienungsanleitung

15. Troubleshooting

Trouble
Quill returns too slowy or too
quickly
Chuck wiII not stay attached to
spindle. It wiII falls off when try-
ing to install.
Noisy operation
Wood splinters on underside.
Workpiece tom loose from hand.
Drill bit burns.
Drill leads off - hole not round.
Drill bit binds in work piece.
Excessive drill bit run- out or
wobble.
30 | GB
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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 work piece. Use "backup material". See "Positioning
Not supported or clamped property.
1. Incorrect speed.
2. Chips not coming out of hole.
3. Dull drill bit
4. Feeding too slowy
1. Hard grain in wood or lengths of cut-
ting lips and/or angle not equal
2. Bent drill bit.
1. Work piece pinching drill bit or exces-
sive feed pressure.
2. Improper belt tension.
1. Bent drill bit
2. Wom spindle bearings.
3. Drill bit not properly installed in chuck. 3. Install drill properly. See "Installing
4. Chuck not properly installed.
Remedy
Adjust spring tension. See "Quill return
spring".
Using household detergent, clean the
tapered surfaces af chuck and spindle ta
remove all dirt, grease and oil. See "In-
stalling the chuck".
1. Adjust belt tension. See „Choosing
speed and tensioning belt".
2. Dublicate spindle.
3. Check tightness of retaining nut on
pulley, and tighten if necessary
4. Tighten set screw in motor pulley
table and workpiece".
Support work piece or clamp it.
1. Change speed. See "Choosing speed
and tensioning belt".
2. Retract drill bit frequently to remove
chips.
3. Resharpen drill bit.
4. Feed fast enough ta allow drill bit to
cut.
1. Resharpen drill bit correctly.
2. Replace drill bit.
1. Suppart work piece at clamp it. See
"Positioning table and work piece".
2. Adjust belt tension. See "Choosing
speed and tensioning belt".
1. Use a straight drill bit..
2. Replace bearings.
drill bits".
4. Install chuck properly. See "Installing
the chuck".