Intended Use; Dry Fire Lock Out - DeWalt DCN890 Original Instructions Manual

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 , which also includes the year of manufacture,
22
is printed into the housing.
Example:
2017 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

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
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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.
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
• 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
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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.
2. Insert battery pack into the charger as described in the
charger section of this manual.
Fuel Gauge Battery Packs (Fig. B)
Some D WALT battery packs include a fuel gauge which
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consists of three green LED lights that indicate the level of
charge remaining in the battery pack.
To actuate the fuel gauge, press and hold the fuel gauge button.
A combination of the three green LED lights will illuminate
designating the level of charge left. When the level of charge
in the battery is below the usable limit, the fuel gauge will not
illuminate and the battery will need to be recharged.
nOTE: The fuel gauge is only an indication of the charge left on
the battery pack. It does not indicate tool functionality and is
subject to variation based on product components, temperature
and end-user application.
Utility Hook (Fig. C)
The D WALT cordless nailers include an integrated utility
e
hook and can be attached to either side of the tool to
16
accommodate left- or right-handed users.
If the hook is not desired at all, it can be removed from the tool.
English
WALT battery packs and chargers.
is fully charged.
10
with the rails inside the tool's
and firmly pull the battery pack
11