DeWalt 20V MAX DCN890 - Tool Specifications; Pin Specifications

ENGLISH
9
TOOL SPECIFICATIONS
Actuation Mode Sequential
Voltage 20
Height 16.0" (406 mm)
Width 4.1" (104 mm)
Length 15.4" (390 mm)
Weight 9.3 lbs (4.218 kg)
Magazine Angle 15˚
Loading Capacity Up to 33 pins
PIN SPECIFICATIONS
Pin Lengths 1/2" - 2 1/4" (13 mm - 57 mm)
Shank Diameters .102" - .145" (2.6 mm - 3.7 mm)
Pin Stick Angles 15˚
Dry Fire Lock Out
The concrete nailer is equipped with a dry fire lockout which
prevents the tool from actuating when the magazine is
nearly empty. When 3 pins remain in the magazine, the tool
ceases to operate. Refer to LoadingtheTool to reload a
stick of collated pins.
ASSEMBLY AND ADJUSTMENTS

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 causeinjury.
Utility Hook (Fig. A, D)
The
DeWALT
cordless nailers include an integrated utility
hook
4
and can be attached to either side of the tool to
accommodate left- or right-handed users.
If the hook is not desired at all, it can be removed from
thetool.
To Remove Utility Hook
1. Remove battery pack from tool.
2. To switch the tool from right- to left-hand usage simply
remove the screw
17
from the opposite side of the tool
and re attache the utility hook
4
on the other side.
3. Replace battery pack.
Fig. D
17

WARNING: Remove pins from magazine before
making any adjustments or servicing this tool. Failure
to do so may result in serious injury.

WARNING: Disconnect battery pack from tool before
making any adjustments, changing accessories,
servicing, or moving the tool. Such preventative
safety measures reduce the risk of starting the
toolaccidentally.

CAUTION: When not in use, place tool on its side on
a stable surface where it will not cause a tripping or
falling hazard. Some tools with large battery packs
will stand upright on the battery pack but may be
easily knocked over.
OPERATION

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 causeinjury.

WARNING: Read the section titled Nailer Safety
Warnings at the beginning of this manual. Always
wear eye and ear protection when operating this
tool. Keep the nailer pointed away from yourself and
others. For safe operation, complete the following
procedures and checks before each use of thenailer.
1. Wear proper eye, hearing and respiratoryprotection.
2. Remove battery pack fromtool.
3. Lock the pusher in the back position and remove all pins
from themagazine.
4. Check for smooth and proper operation of contact
trip and pusher assemblies. Do not use tool if either
assembly is not functioning properly. NEVER use a tool
that has the contact trip restrained in the upposition.
5. NEVER use a tool that has damagedparts.

WARNING: To reduce the risk of personal injury,
disconnect battery pack from tool before performing
maintenance, clearing a jammed pin, leaving work
area, moving tool to another location or handing the
tool to anotherperson.
Installing and Removing the Battery Pack
(Fig. A)
NOTE: For best results, make sure your battery pack is
fullycharged.
To install the battery pack
10
into the tool handle, align the
battery pack with the rails inside the tool’s handle and slide
it into the handle until the battery pack is firmly seated in
the tool and ensure that it does notdisengage.
To remove the battery pack from the tool, press the release
button
11
and firmly pull the battery pack out of the tool
handle. Insert it into the charger as described in the charger
section of thismanual.