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Troubleshooting: Mechanical and Electrical Problems
Trouble
Uneven depth of cut
Table adjustment difficult
Board thickness does not match depth of cut scale
Chain jumping
Machine will not start/restart or repeatedly trips circuit breaker or blows fuses.
Probable Cause | Remedy | |
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Knife projection incorrect. | Adjust height of knives (see page 9). | |
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Cutterhead not level with bed. | Level bed (see page 14). | |
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Corner screw too tight. | Adjust corner screws. | |
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Depth of cut scale incorrectly set. | Adjust depth of cut scale (see page | |
11). | ||
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Inadequate tension. | Adjust chain tension. | |
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Springs on feed rollers compressed | Adjust roller height/spring tension to | |
allow more movement of spring (see | ||
too tightly. | ||
pages | ||
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Sprockets are misaligned. | Align sprockets. | |
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Sprockets worn. | Replace sprockets. | |
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Unit not plugged in. | Verify unit is connected to power. | |
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Hood not in down position. | Place hood in down position to | |
engage interlock switch. | ||
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| Check to determine if switch is | |
| actuating by listening for the audible | |
| click as hood is closed. If you don’t | |
| hear the click, the switch is out of | |
Interlock switch not activating. | adjustment. First make certain the | |
hood hinge screws are tight and that | ||
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| the switch is aligned to the hood | |
| panel and tight. If you still don’t get a | |
| click, then adjust the interlock switch | |
| position. | |
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| When planer overloads on the circuit | |
| breaker built into the motor starter, it | |
| takes time for the machine to cool | |
Overload automatic | down before restart. Allow unit to | |
engaged. | adequately cool before attempting | |
| restart. If problem persists, check | |
| amp setting on the motor starter | |
| inside the electrical box. | |
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