DeWalt DCN890 Original Instructions Manual page 47

2 Battery packs (P2 models only)
1 Kitbox (P2 models only))
1 Drywall Contact Trip (DCN8904)
1 Non-Magnetic Contact Trip (DCN8903) (P2 models only)
1 Instruction manual
• Check for damage to the tool, parts or accessories which may
have occurred during transport.
• Take the time to thoroughly read and understand this manual
prior to operation.
Markings on Tool
The following pictograms are shown on the tool:
Read instruction manual before use.
Wear ear protection.
Wear eye protection.
Visible radiation. Do not stare into light.
Length of nails.
13-57 mm
Nail thickness.
2.6–3.7 mm
Loading capacity.
33
Suitable nail collation angle.
15˚
Date Code Position (Fig. B)
The date code 23 , which also includes the year of manufacture,
is printed into the housing.
Example:
2019 XX XX
Year of Manufacture
Description (Fig. A)

WARNING: Never modify the power tool or any part of it.
Damage or personal injury could result.
Trigger
1
Trigger lock-off
2
Speed selection switch
3
Sequential and Rapidcycle
4
switch
Contact trip release lever
5
Contact trip
6
Removable top stand
7
Stall release lever
8
Low battery & jam/stall
9
indicator lights (x2)
Battery pack
10
Battery release button
11
Magazine
12
Magazine support leg
13
Magazine release lever
14
Pusher
15
Utility hook
16
Intended Use
Your concrete nailer is intended ONLY for use in driving pins
into structural steel OR concrete base materials OR fastening
wood to concrete. This tool has two operating modes, a
sequential operating mode and a unique rapid sequential
operating mode (RapidCycle). Read the section of the manual
Selecting the Mode before using the tool to make sure you are
selecting the proper mode for your application.
DO nOT use under wet conditions or in the presence of
flammable liquids or gases.
Your concrete nailer is a professional power tool.
Only D WALT pins recommended by the pin hardware
e
manufacturer and meeting applicable building code
requirements should be used in this tool.
This tool is intended for use by construction professionals.
DO nOT let children come into contact with the tool.
Supervision is required when inexperienced operators use
this tool.
• Young children and the infirm. This appliance is not
intended for use by young children or infirm persons
without supervision.
• This product is not intended for use by persons (including
children) suffering from diminished physical, sensory or
mental abilities; lack of experience, knowledge or skills
unless they are supervised by a person responsible for their
safety. Children should never be left alone with this product.
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 tool off and disconnect battery pack
before making any adjustments or removing/
installing attachments or accessories. An accidental
start-up can cause injury.

WARNING: Use only D
e
Inserting and Removing the Battery Pack
from the Tool (Fig. B)
nOTE: Make sure your battery pack
To Install the Battery Pack into the Tool
Handle
1. Align the battery pack
10
handle (Fig. B).
2. Slide it into the handle until the battery pack is firmly seated
in the tool and ensure that you hear the lock snap into place.
To Remove the Battery Pack from the Tool
1. Press the release button
11
out of the tool handle.
EnGLIsh
WALT battery packs and chargers.
is fully charged.
10
with the rails inside the tool's
and firmly pull the battery pack
45