Wood Lathe Operation
Symptom | Possible Cause | Possible Solution | ||
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Vibration noise | 1. | Belt cover loose. | 1. | Tighten belt cover lock knob; if necessary install a |
while machine |
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| soft, vibration dampening material between the belt |
is running; noise |
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| cover and the headstock casting. |
changes when | 2. | Dented fan cover on motor. | 2. | Replace or adjust fan cover. Inspect motor fan and |
speed is changed. |
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| replace if damaged. |
| 3. | Worn or damaged spindle bearing(s). | 3. | Replace spindle bearing(s). |
| 4. | Loose pulley. | 4. | Adjust pulley. |
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Excessive vibration. | 1. | Workpiece mounted incorrectly. | 1. | |
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| embedded in true center of workpiece. |
| 2. | Workpiece warped, out of round, or is | 2. | Cut workpiece to correct, or use a different |
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| flawed. |
| workpiece. |
| 3. | Spindle speed is set too fast for mounted | 3. | Reduce the spindle speed. |
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| workpiece. |
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| 4. | Lathe is resting on an uneven surface. | 4. | Shim cabinets and mounting flanges to remove |
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| any wobbles present in the stand. |
| 5. | Motor mount bolts are loose. | 5. | Tighten motor mount bolts. |
| 6. | Belt is worn or damaged. | 6. | Replace belt (see Page 42). |
| 7. | Worn or damaged spindle bearing(s). | 7. | Replace spindle bearings. |
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Chisels grab or dig | 1. | Tool rest set too low or chisel angle incor- | 1. | Set tool rest higher. See Pages |
into workpiece. |
| rect. |
| properly set the tool rest height and angle. |
| 2. | Tool rest set too far from workpiece. | 2. | Move the tool rest closer to the workpiece. See |
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| Pages |
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| clearance. |
| 3. | Wrong chisel/tool being used. | 3. | Use the correct chisel/tool; educate yourself by |
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| reading books, trade magazines, or seeking help |
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| from an experienced lathe operator. |
| 4. | Chisel/tool dull. | 4. | Sharpen or replace the chisel/tool you are using. |
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Bad surface finish. | 1. | Wrong spindle speed. | 1. | Use |
| 2. | Dull chisel or wrong chisel being used for | 2. | Sharpen chisel or try a different chisel. |
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| the operation. |
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| 3. | Loose workpiece. | 3. | Tighten workpiece. |
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Tailstock moves. | 1. | Tailstock mounting bolt loose. | 1. | Tighten so lever locks at horizontal position. |
| 2. | Bed surface is oily or greasy. | 2. | Clean bedway surface to remove excess oil/ |
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| grease. |
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Cannot remove | 1. | Tailstock quill had not retracted all the way | 1. | Turn the quill handwheel until it forces taper out of |
tapered tool from |
| back into the tailstock. |
| barrel. |
tailstock barrel. | 2. | Debris was not removed from taper before | 2. | Always make sure that taper surfaces are clean. |
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| inserting into barrel. |
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Model G0694 (Mfg. Since 1/09) |