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English
14
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, turn unit off and remove the battery pack before
making any adjustments or removing/installing attachments or accessories. An accidental start-up can
causeinjury.
Symptom Cause Fix
Tool doesn’t turn on
(Headlights don’t turn on)
Tool internal electronics not reset Remove battery, wait 3 seconds and reinsert
Low battery charge or damaged battery Charge or replace battery
Terminals are dirty or damaged See authorized service center
Bent contact trip See authorized service center
Damaged internal electronics See authorized service center
Tool doesn’t actuate (Headlights on,
motor does not run)
Motor stops running after 4 seconds Normal operation; release trigger or contact trip and
redepress
Contact trip or trigger not depressed See instruction manual
Damaged trigger See authorized service center
Bent contact trip See authorized service center
Damaged internal electronics See authorized service center
Tool in sequential mode and only trigger being actuated. Change mode or depress contact trip in
sequential mode.
Tool doesn’t actuate (Left headlight
flashes 4 times)
Low battery charge or damaged battery Charge or replace battery
Tool doesn’t actuate (Right headlights
flashes continuously)
Jammed fastener Remove the battery, clear the jammed fastener, (push
driver blade back using the stall release lever) and
reinsert battery pack
Jammed mechanism See authorized service center
Tool doesn’t actuate (Headlights on,
motor runs)
Damaged internal electronics See authorized service center
Tool doesn’t actuate (Headlights on,
motor runs, driver blade stuck down)
Damaged return system Replace return system; see authorized service center
Debris in nosepiece Clean nosepiece
Damaged driver/return assembly Replace driver/return assembly; see authorized service
center
Tool operates, but does not drive the
fastener fully
Low battery charge or damaged battery Charge or replace battery
Depth adjustment set too shallow Rotate depth adjustment wheel to a deeper setting
Tool not firmly applied to workpiece See instruction manual
Material and fastener length too rigorous an application Choose appropriate material or fastener length
Damaged or worn driver blade tip Replace driver/return assembly; see authorized service
center
Damaged or worn driver/return assembly Replace driver/return assembly; see authorized service
center
Tool operates, but no fastener driven No fasteners in magazine Load fasteners into magazine
Wrong size or angle fasteners Use only recommended fasteners
Debris in nosepiece Clean nosepiece
Debris in magazine Clean magazine
Worn magazine Replace magazine; see authorized service center
Damaged or worn driver blade Replace driver/return assembly; see authorized service
center
Damaged pusher spring Replace spring; see authorized service center
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