Model W1831 (For Machines Mfg. Since 2/12)
Troubleshooting
This section covers the most common problems and corrections with this type of machine. WARNING! DO NOT make any adjustments until power is disconnected and moving parts have come to a complete stop!
| PROBLEM |
| POSSIBLE CAUSE |
| cORRECTIVE.ACTION | ||||
Motor will not start. | 1. | Switch disabling key removed. | 1. | Insert key to enable switch. | |||||
|
|
| 2. | Loose connections at motor or | 2. | Inspect all motor connections for loose or open | |||
|
|
|
| switch. |
|
|
|
| connections. |
|
|
| 3. | Motor brushes worn. |
| 3. | Replace motor brushes as a set. | ||
|
|
|
|
|
| ||||
Motor will | not start; | 1. | Short circuit in line cord or plug. | 1. | Inspect cord and plug for damaged insulation | ||||
fuses | or | circuit |
|
|
|
|
|
| or shorted wires. |
breakers blow. | 2. | Loose connections | at | motor | 2. | Inspect all motor connections for loose or | |||
|
|
| |||||||
|
|
|
| switch. |
|
|
|
| shorted terminals or worn insulation. |
|
|
| 3. | Switch, | bridge rectifier or | 3. | Replace the component at fault. | ||
|
|
|
| motor at fault. |
|
|
|
| |
Motor stalls (resulting | 1. | Motor overloaded. |
|
| 1. | Reduce feeding pressure. | |||
in blown | fuses or |
|
|
|
|
|
|
| |
tripped circuit). |
|
|
|
|
|
|
| ||
|
|
|
|
|
| ||||
Machine | slows when | 1. | Workpiece pressure is too great. | 1. | Secure machine to workbench. | ||||
operating. |
|
|
|
|
|
|
|
| |
|
|
|
|
| |||||
Deep sanding grooves or | 1. | Sanding sleeve too coarse for | 1. | Use a finer grit sanding sleeve. | |||||
scars in workpiece. |
| the desired finish. |
|
|
|
| |||
|
|
| 2. | Workpiece sanded across the | 2. | Sand with the grain. | |||
|
|
|
| grain. |
|
|
|
|
|
|
|
| 3. | Too much feeding pressure | 3. | Reduce pressure on workpiece while sanding. | |||
|
|
|
| against workpiece. |
|
|
|
| |
|
|
|
|
| |||||
Grains rub off the sanding | 1. | Sanding sleeve has been stored | 1. | Store sanding sleeve away from extremely dry | |||||
sleeve. |
|
|
| in an incorrect environment. |
| or hot temperatures. | |||
|
|
| 2. | Sanding | sleeve | has | been | 2. | Store sanding sleeves separately and not folded |
|
|
|
| folded or smashed. |
|
|
| or flat. | |
|
|
|
|
|
| ||||
Sanding | surfaces clog | 1. | Too much pressure against sleeve. | 1. | Reduce pressure on workpiece while sanding. | ||||
quickly or burn. | 2. | Sanding | softwood | or | wood | 2. | Either use different wood or plan on cleaning/ | ||
|
|
|
| with a high sap content. |
| replacing sleeves frequently. | |||
|
|
|
|
| |||||
Burn marks on workpiece. | 1. | Using too fine of sanding grit. | 1. | Use a coarser grit sanding sleeve. | |||||
|
|
| 2. | Using too much pressure. | 2. | Reduce pressure on workpiece while sanding. | |||
|
|
| 3. | Work held still for too long. | 3. | Do not keep workpiece in one place for too long. | |||
|
|
|
|
|
|
|
|
|
|
