DeWalt DCN920 - Page 17

15
ENGLISH
SYMPTOM CAUSE FIX
Drive blade
continues to
get stuck in
downposition
Jammed nail and driver blade is stuck in
downposition.
Use stall release lever, clear and jammed nails, and return
driver blade manually ifnecessary.
Damaged driver/returnassembly. Replace driver/return assembly. Contact a DeWALT
authorized servicecenter.
Material and fastenerlength. If the unit continues to stall (forcing the need to rotate the
stall release lever) choose the appropriate material and
fastener length that is not too rigorous anapplication.
Debris innosepiece. Clean nose area and watch closely for small pieces of
broken nails stuck in thetrack.
Tool is not yet run‑in. New tools can take 500–1000 nails for parts to mesh and
wear in together. Drive shorter nails during this period if
experiencing difficulty driving nailsflush.
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. Refer to instructionmanual.
Bump mode selected with longnails. Select sequentialmode.
Material and fastenerlength. If the unit continues to stall (forcing the need to rotate the
stall release lever) choose the appropriate material and
fastener length that is not too rigorous of anapplication.
Damaged or worn driver bladetip. Replace driver/return assembly. Contact a DeWALT
authorized servicecenter.
Tool used with no‑martip. Remove no‑martip.
Damaged actuationmechanism. Contact a DeWALT authorized servicecenter.
Tool is not yet run‑in. New tools can take 500–1000 nails for parts to mesh and
wear in together. Drive shorter nails during this period if
experiencing difficulty driving nailsflush.
Tool operates,
but no fastener
is driven
No nails inmagazine. Load nails inmagazine.
Wrong size or anglenails. Use only the recommended nails. Refer toSpecifications.
Debris innosepiece. Clean nose area and watch closely for small pieces of
broken nails stuck in thetrack.
Debris inmagazine. Cleanmagazine.
Wornmagazine. Replace magazine. Contact a DeWALT authorized
servicecenter.
Damaged or worn driverblade. Replace driver blade. Contact a DeWALT authorized
servicecenter.
Damaged pusherspring. Replace spring. Contact a DeWALT authorized
servicecenter.