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ENGLISH
12
TROUBLESHOOTING GUIDE
Many common problems can be solved easily by utilizing the chart below. For more serious or persistent problems, contact a
DeWALT service center or call 1-800-4-DeWALT.
WARNING: To reduce the risk of serious personal injury, ALWAYS disconnect battery pack from tool before
allrepairs.
SYMPTOM CAUSE FIX
Headlights don’t come on when secondary
trigger is depressed
Dryfire lockout is engaged (red indicator light
is on).
Load pins into magazine.
Low battery charge or damaged battery. Check charge level if pack shows state‑of‑
charge. Charge or replace battery pack if
necessary.
Battery pack not fully inserted. Check that battery is fully inserted.
Damaged or dirty internal electronics See authorized service center.
Red dryfire lockout light comes on when
secondary trigger is depressed
Dryfire lockout is engaged due to low nail count. Load pins into magazine.
Pin jammed in magazine and/or nose. Clean magazine and/or nose area and watch
closely for small pieces of broken pins stuck in
the nail channel.
Damaged or dirty internal electronics. See authorized service center.
Tool does not actuate when secondary and
primary triggers are depressed
Dryfire lockout is engaged (red indicator light
is on).
Load pins into magazine.
Tool has timed out if triggers are held on for
10‑20 seconds and tool will power down.
Release primary and secondary triggers for
automatic electronic reset.
Damaged or dirty internal electronics See authorized service center.
Headlights flash after the secondary and primary
triggers have been depressed
Low charge battery pack. Check charge level if pack shows state‑of‑
charge. Charge battery pack if necessary.
Tool internal electronics need to be reset. Remove battery, wait 3 seconds and reinsert.
Damaged or dirty internal electronics. See authorized service center.
Tool operates but does not drive fasteners fully Depth adjust set too shallow. Rotate depth adjust to a deeper setting.
Tool not firmly applied to workpiece. Apply adequate force to tool securing it tightly
to workpiece.
Material and fastener length. Make sure that the pin type and size are
appropriate for the application and material
selection.
Pins inserted backwards. Check that the pins are loaded into the magazine
in the correct orientation.
Damaged driver blade. Order and install replacement driver blade
assembly.
Worn or damaged mechanism. See authorized service center.
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