AMT 4562 - Troubleshooting

TROUBLE SHOOTING
Warning: For your own safety, turn switch “Off' and
always remove plug from power source outlet before
trouble shooting.
//
Trouble
Probable Cause
Remedy
Noisy operation
1. Incorrect belt tension
1.
Adjust tension.
2. Dry spindle.
2.
Lubricate spindle. See
"Lubrication" section.
3. Loose spindle pulley or
motor pulley.
3.
Tighten set screws in pulleys.
Bit burns or smokes
1. Incorrect speed.
1.
Change speed.
2. Chips not coming out of
hole.
2.
Retract bit frequently to
clear chips
3. Dull bit.
3.
Sharpen or replace bit.
4. Feeding too slow.
4.
Feed fast enough . . . allow drill
to cut.
5. Not lubricated.
5.
Lubricate bit.
6. Bit running backwards.
6.
Check motor rotation.
Excessive drill
1. Bent bit.
1.
Use a straight bit.
runout or wobble
2. Worn spindle bearings.
2.
Replace bearings.
3. Bit not properly
installed in chuck.
3.
Install bit properly.
4. Chuck not properly
installed.
4.
Install chuck properly.
Drill binds in
workpiece
1. Workpiece pinching
bit or excessive feed
pressure.
1 .
Support or clamp workpiece.
2. Improper belt tension.
2.
Adjust tension.
Workpiece torn
loose from hand
1. Not supported or clamped
properly.
1.
Support or clamp workpiece
r
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