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Motor & Electrical (continued)
Symptom | Possible Cause | Possible Solution |
Machine has | 8. Motor fan rubbing on fan cover. | 8. Fix/replace fan cover; replace loose/damaged fan. |
vibration or noisy | 9. Bed rollers protruding unevenly. | 9. Adjust bed rollers (Page 26). |
operation. | 10. Motor bearings at fault. | 10. Test by rotating shaft; rotational grinding/loose shaft |
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| requires bearing replacement. |
| 11. Cutterhead bearings at fault. | 11. Replace bearing(s)/realign cutterhead. |
| 12. Centrifugal switch is at fault. | 12. Replace switch. |
| 13. Chip deflector hitting knives. | 13. Check/replace chip deflector and realign (Page 43). |
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Machine Operation |
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Symptom | Possible Cause | Possible Solution | |||
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Excessive snipe | 1. | One or both of the bed rollers are set too | 1. | Lower the bed rollers (Page 26). | |
(gouge at the end of |
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the workpiece that | 2. | Rear extension wing slopes down or is not | 2. | Adjust the rear extension wing set screws to make | |
is uneven with the | |||||
| level with main table. |
| the extension level with the main table (Page 18). | ||
rest of the cut). |
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3. | Chip breaker or pressure bar set too low. | 3. | Raise the height of the chip breaker or pressure bar | ||
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Note: A small |
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amount of snipe | 4. | Workpiece is not properly supported as it | 4. | Use an assistant or roller beds/stands to properly | |
is inevitable |
| leaves the planer. |
| support the workpiece as it leaves the planer. | |
with all types of |
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to minimize it. |
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Workpiece stops/ | 1. | Depth of cut too deep. | 1. | Reduce the depth of cut (Page 26). | |
slows in the middle | 2. | Pitch and glue | 2. | Clean planer components with a pitch/resin dissolving | |
of the cut. |
| components. |
| solvent. | |
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| 3. | One or both of the bed rollers are set too | 3. | Lower/raise the bed rollers (Page 26). | |
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| low or too high. |
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| 4. | Chip breaker or pressure bar set too low. | 4. | Raise the height of the chip breaker or pressure bar | |
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| (Page 40). | |
| 5. | Feed rollers set too low or too high. | 5. | Adjust the feed rollers to the correct height (Page | |
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Consistent chipping | 1. | Knots or conflicting grain direction in | 1. | Inspect workpiece for knots and grain direction; use | |
pattern. |
| workpiece. |
| only clean stock (Page 24). | |
| 2. | Nicked or chipped knife. | 2. | Sharpen/replace knife (Page 36). | |
| 3. | Feed rate too fast. | 3. | Reduce feed rate (Page 25). | |
| 4. | Depth of cut too deep. | 4. | Reduce the depth of cut (Page 26). | |
| 5. | Misaligned chip breaker. | 5. | Adjust both sides of chip breaker to the correct | |
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| height (Page 40). | |
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G0453/G0454 (Mfg. Since 3/08) |