Troubleshooting
Trouble
Drill press will not start.
Drill press does not come up to speed.
Drill Press vibrates excessively.
Noisy Operation.
Workpiece Burns.
Drill bit wanders.
Wood splinters on the underside.
Drill bit binds in workpiece.
Excessive drill bit run out, or wobble.
Quill returns too slow, or too fast.
Chuck or arbor do not stay in place.
| Probable Cause |
| Remedy |
1. | Drill press unplugged from wall or | 1. | Check all plug connections. |
| motor. |
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2. | Fuse blown or circuit breaker | 2. | Replace fuse or reset circuit breaker. |
| tripped. |
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3. | Cord damaged. | 3. | Replace cord. |
4. | Starting capacitor bad. | 4. | Replace starting capacitor. |
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1. | Extension cord too light or too long. | 1. | Replace with adequate size and length |
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| cord. |
2. | Low current. | 2. | Contact a qualified electrician. |
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1. | Stand on uneven surface. | 1. | Adjust stand so that it rests evenly on |
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| the floor. |
2. | Bad belt(s). | 2. | Replace belts. |
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1. | Incorrect belt tension. | 1. | Adjust belt tension. See |
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| Spindle Speeds on page 12. |
2. | Dry spindle. | 2. | Lubricate spindle. See Lubrication on |
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| page 15. |
3. | Loose spindle pulley. | 3. | Check tightness of retaining nut on |
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| pulley and tighten if necessary. |
4. | Loose motor pulley. | 4. | Tighten set screws in pulleys. |
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1. | Incorrect Speed. | 1. | Change to appropriate speed – see |
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| speed and pulley chart on page 13. |
2. | Chips not clearing from hole or bit. | 2. | Retract drill bit frequently to remove |
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| chips. |
3. | Dull drill bit. | 3. | Resharpen, or replace drill bit. |
4. | Feeding too slowly. | 4. | Increase feed rate. |
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1. | Bit sharpened incorrectly. | 1. | Resharpen bit correctly. |
2. | Bent drill bit. | 2. | Replace drill bit. |
3. | Bit or chuck not installed properly. | 3. | Reinstall the chuck, or bit properly. |
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1. | No backing board used. | 1. | Place a scrap board underneath the |
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| workpiece to prevent splintering. |
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1. | Workpiece pinching the bit. | 1. | Support or clamp workpiece. |
2. | Excessive feed rate. | 2. | Decrease feed rate. |
3. | Chuck jaws not tight. | 3. | Tighten chuck jaws. |
4. | Improper belt tension. | 4. | Increase belt tension (page 12). |
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1. | Bent drill bit. | 1. | Replace drill bit. |
2. | Worn spindle bearings. | 2. | Replace spindle bearings. |
3. | Bit or chuck not properly installed. | 3. | Reinstall the bit, or chuck properly. |
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1. | Spring has improper tension. | 1. | Adjust “Return Spring Tension,” page |
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| 14. |
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1. | Dirt, grease, etc on arbor, chuck, or | 1. | Clean all mating surfaces thoroughly |
| spindle. |
| with a cleaner degreaser. |
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