DeWalt DCN662 Instruction Manual page 18

English
Symptom
Tool is locked out,
but no fastener driven
Jammed fastener
16
Cause
Tool is equipped with a dryfire lock out feature to prevent
tool from firing when there are no fasteners loaded. When
the low nail indicator is visible, the tool is running low
on fasteners.
Wrong size or angle fasteners
Damaged or worn driver blade
Material and fastener length too rigorous an application
Low battery charge or damaged battery
Debris in nosepiece
Debris in magazine
Worn magazine
Worn or damaged pusher spring
Fix
Load fasteners into magazine
Use only recommended fasteners
Replace driver/return assembly; see authorized
service center
Material or fastener length inappropriate
Charge or replace battery
Clean nosepiece
Clean magazine
Replace magazine; see authorized service center
Replace spring; see authorized service center