DeWalt DCN690 - Troubleshooting Guide

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MANY COMMON PROBLEMS CAN BE SOLVED EASILY BY UTILIZING THE CHART BELOW.
For more serious or persistent problems, contact your nearest authorised DEWALT repair agent,
or contact your DEWALT office at the address indicated in this manual.
WARNING: To reduce the risk of serious personal injury, ALWAYS lock off the tool and disconnect
battery pack from tool before all repairs
SYMPTOM CAUSE FIX
Motor does not run with
trigger depressed
Trigger lock in locked position Unlock trigger lock.
Tool is stalled, locking the motor from
rotating
Rotate the stall release lever on the tool and the
mechanism will release. If driver blade does not
return, remove battery and manually push driver
blade back to home position.
Tool is in the sequential actuation mode Depress contact trip first before firing or switch
to bump mode.
Tool internal electronics need to be reset Remove battery, wait 3 seconds and reinsert.
Motor stops running after 5 seconds Normal operation, release trigger and redepress.
Terminals are dirty or damaged See authorised D
EWALT repair agent.
Damaged internal electronics See authorised D
EWALT repair agent.
Damaged trigger See authorised D
EWALT repair agent.
Battery is hot Let the battery cool or replace it with a cool
pack.
Tool is hot Let the tool cool down before continuing use.
Motor does not run with
contact trip depressed
Trigger lock in locked position Unlock trigger lock.
Dry fire lock out engaged, blocking
contact trip from traveling fully
Load more nails into magazine.
Tool is stalled, locking the motor from
rotating
Rotate the stall release lever on the tool and the
mechanism will release. If driver blade does not
return, remove battery and manually push driver
blade back to home position.
Bent contact trip See authorised DEWALT repair agent
Motor stops running after 5 seconds Normal operation, release contact trip and
redepress.
Terminals are dirty or damaged See authorised D
EWALT repair agent.
Damaged internal electronics See authorised D
EWALT repair agent.
Damaged trigger See authorised D
EWALT repair agent.
Battery is hot Let the battery cool or replace it with a cool
pack.
Tool is hot Let the tool cool down before continuing use.
Tool does not actuate
(motor runs but will not fire)
Dry fire lock out engaged, blocking
contact trip from traveling fully
Load nails into magazine.
Low battery charge or damaged battery Check charge level if pack shows state-of-
charge. Charge or replace battery pack if
necessary.
Jammed nail/drive blade not returned to
home position
Remove battery, clear jammed nail, cycle stall
release lever, (push driver blade up manually if
necessary) reinsert battery pack.
Damaged driver/return assembly Replace driver/return assembly. See authorised
D
EWALT repair agent.
Jammed internal mechanism See authorised D
EWALT repair agent.
Damaged internal electronics See authorised D
EWALT repair agent.
Motor starts up but
generates a lot of noise
Jammed nail and driver blade is stuck in
down position
Use stall release lever, clear any jammed nails,
and return driver blade manually if necessary.
Damaged driver/return assembly Replace driver/return assembly. See authorised
D
EWALT repair agent.
TROUBLESHOOTING GUIDE