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18
113005
www.desatech.com
TROUBLESHOOTING
WARNING: Unplug chain saw from
power source before servicing. Severe
injury or death could occur from electrical
shock or body contact with moving chain.
Note: For additional help, visit DESA
Power
Tools’
™ technical service web site at
www.desatech.com.
OBSERVED FAULT
Saw runs, but does not cut
Saw does not cut unless heavily
forced. Cutting produces only saw-
dust with few large chips
Saw runs slow. Saw stalls easily
Motor of saw does not run when you
squeeze trigger
Motor of saw runs, but chain does
not move
Chain does not get oil
Chain comes off guide bar
Saw smokes
Saw leaks oil
POSSIBLE CAUSE
Chain assembled backwards on guide
bar
Chain is dull
Low power supply voltage
1. Switch lockout not pushed for-
ward in to release trigger
2. Extension cord connections loose
3. Open line fuse or circuit breaker
4. Worn out motor brushes
5. Open wiring circuit on saw
Gear train failure
1. Clogged oil slot in guide bar
2. Oil is too thick
1. Chain is loose
2. Guide bar and chain not as-
sembled correctly
Saw damaged. Do not use saw
Oil cap is not secure
REMEDY
See
Assembly
, pages 7 and 8
See
Sharpening Saw Chain
, pages
15 and 16
Extension cord wire size too small.
See
Extension Cords
, page 10
1. Push switch lockout forward be-
fore squeezing trigger
2. Check cord connections
3. Check line fuse or circuit breaker
4. See authorized service center
5. See authorized service center
See authorized service center
1. Remove guide bar and clean oil
slot
2. Use correct weight of oil. See
Filling Oil Tank
, page 9
1. Tighten chain. See
Saw Chain Ten-
sion Adjustment
, pages 8 and 9
2. See
Assembly
, pages 7 and 8
See authorized service center
Tighten oil cap.
Note: Empty oil
tank when not in use