Troubleshooting - Scheppach DP13 Originalbetriebsanleitung

GB

13. Troubleshooting

WARNING: turn switch off and always remove plug from the power source before trouble shooting.
Trouble
Quill returns too slowy or too quickly
Chuck wiII not stay attached to spindle.
It wiII falls off when trying to install.
Noisy operation
Wood splinters on underside.
Workpiece tom loose from hand.
Drill bit bums.
Drill leads off...hole not round.
Drill bit binds in work piece.
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 work piece.
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 cutting
lips and/or angle not equal
2. Bent drill bit.
1. Work piece pinching drill bit or excessive
feed pressure.
2. Improper belt tension.
1. Bent drill bit
2. Wom spindle bearings
3. Drill bit not properly installed in chuck.
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
"Installing the chuck".
1. Adjust belt tension. See "Choosing
speed and belt tensioning".
2. Dublicate spindle. See "Dublication"
3. Check tightness of retaining nut on
pulley, and tighten if necessary
4. Tighten set screw in motor pulley
Use "backup material". See "Positioning
table and work piece".
Support work piece or clamp it. See
"Positioning table and work piece".
1. Change speed. See "Choosing
speed and belt tensioning".
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 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".