W1747 20" Planer
Cutting
PROBLEM |
| POSSIBLE CAUSE |
| CORRECTIVE ACTION |
Excessive snipe (gouge in | 1. | One or both of the bed rollers are | 1. | Lower the bed rollers (Page 20). |
the end of the board that |
| set too high. |
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is uneven with the rest of | 2. | Outfeed extension slopes down or | 2. | Shim the outfeed extension wing level with the |
the cut). |
| is not level with the main table. |
| main table. |
Note: A small amount of | 3. | Chipbreaker or pressure bar set | 3. | Raise the height of the chipbreaker or pressure bar |
| too low. |
| (Page 31). | |
snipe is inevitable with all | 4. | Workpiece is not supported as it | 4. | Hold the workpiece up slightly as it leaves the |
types of planers. The key |
| leaves the planer. |
| outfeed end of the planer. |
is minimizing it as much as |
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possible. |
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Workpiece stops/slows in | 1. Taking too heavy of a cut. | 1. Take a lighter cut. | ||
the middle of the cut. | 2. | One or both of the bed rollers are | 2. | Lower/raise the bed rollers (Page 20). |
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| set too low or too high. |
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| 3. | Chipbreaker or pressure bar set | 3. | Raise the height of the chipbreaker or pressure bar |
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| too low. |
| (Page 31). |
| 4. | Feed rollers set too low or too | 4. | Adjust the feed rollers to the correct height (Page |
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| high. |
| 31) |
| 5. | Table not parallel with headstock. | 5. | Adjust the table so it is parallel to the headstock. |
| 6. | Pitch and glue build up on planer | 6. | Clean the internal cutterhead components with a |
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| components. |
| pitch/resin dissolving solvent. |
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Chipping (consistent pat- | 1. | Knots or conflicting grain direction | 1. | Inspect workpiece for knots and grain direction; |
tern). |
| in wood. |
| only use clean stock. |
| 2. | Nicked or chipped knife. | 2. | Replace the affected knife (Page 27). |
| 3. | Feeding workpiece too fast. | 3. | Slow down the feed rate (Page 19). |
| 4. | Taking too deep of a cut. | 4. | Take a smaller depth of cut. (Always reduce cut- |
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| ting depth when surface planing or working with |
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| hard woods.) |
| 5. | Misaligned chipbreaker. | 5. | Adjust both sides of the chipbreaker to the correct |
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| height (Page 35). |
Fuzzy grain. | 1. | Wood may have high moisture con- | 1. | Check moisture content and allow to dry if mois- |
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| tent or surface wetness. |
| ture is too high. |
| 2. | Dull knives. | 2. | Rotate/replace the knives (Page 27) or have them |
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| professionally sharpened. |
Long lines or ridges that | 1. | Nicked or chipped knife(s). | 1. | Replace the knives (Page 27) or have them profes- |
run along the length of |
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| sionally sharpened. |
the board |
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Uneven knife marks, wavy | 1. | Feeding workpiece too fast. | 1. | Slow down the feed rate. |
surface, or chatter marks | 2. | Chipbreaker or pressure bar set | 2. | Adjust the height of the chipbreaker or pressure |
across the face of the |
| unevenly. |
| bar (Page 31). |
board. | 3. | Knives not installed evenly. | 3. | Adjust the knives with the knife gauge (Page 27). |
| 4. | Worn cutterhead bearings. | 4. | Replace cutterhead bearings. |
Glossy surface. | 1. | Knives are dull. | 1. | Rotate/replace the knives (Page 27) or have them |
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| professionally sharpened. |
| 2. | Feed rate too slow. | 2. | Increase the feed rate (Page 19). |
| 3. | Cutting depth too shallow. | 3. | Increase the depth of cut. |
Chip Marks (inconsistent | 1. | Chips aren't being properly | 1. | Use a dust collection system; adjust the chip |
pattern). |
| expelled from the cutterhead. |
| deflector in or out depending on your setup (Page |
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| 35). |
PARTS