TROUBLESHOOTING
Note: For additional help, visit DESA Specialty Products’™ technical service web site at www.desatech.com.
WARNING: Unplug chain saw from powersourcebeforeservicing.Severeinjury or death could occur from electrical shock or body contact with moving chain.
OBSERVED FAULT | POSSIBLE CAUSE | REMEDY | ||
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Saw runs, but does not cut | Chain assembled backwards on | See Assembly, page 16 | ||
| guide bar |
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Saw does not cut unless heavily | Chain is dull | See Sharpening Saw Chain, pages | ||
forced. Cutting produces only saw- |
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| 20 and 21 | |
dust with few large chips |
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Saw runs slow. Saw stalls easily | Low power supply voltage | Extension cord wire size too small. | ||
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| See Extension Cords, page 17 | |
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Motor of saw does not run when you | 1. | Switch lockout not pressed in to | 1. | Press in switch lockout before |
squeeze trigger |
| release trigger |
| squeezing trigger |
| 2. | Extension cord connections loose | 2. | Check cord connections |
| 3. | Open line fuse or circuit breaker | 3. | Check line fuse or circuit breaker |
| 4. | Worn out motor brushes | 4. | See authorized service center |
| 5. | Open wiring circuit on saw | 5. | See authorized service center |
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Motor of saw runs, but chain does | Gear train failure | See authorized service center | ||
not move |
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Chain does not get oil | 1. | Clogged oil slot in guide bar | 1. | Remove guide bar and clean oil |
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| slot |
| 2. | Oil is too thick | 2. | Use correct weight of oil. See |
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| Filling Oil Tank, page 17 |
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Chain comes off guide bar | 1. | Chain is loose | 1. | Tighten chain. See Saw Chain Ten- |
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| sion Adjustment, pages 16 and 17 |
| 2. | Guide bar and chain not as- | 2. | See Assembly, page 16 |
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| sembled right |
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Saw smokes | Saw damaged. Do not use saw | See authorized service center | ||
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Saw leaks oil | Oil cap is not secure | Tighten oil cap. Note: Empty oil tank | ||
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| when not in use | |
108539 | 23 | www.desatech.com |
