DeWalt XR DCF900 - Assembly and Adjustments; Battery Pack Handling; Tool Controls and Operation; Variable Speed Trigger and Mode Selector

9
English
6
Worklight
7
Mode selector
8
Main handle
9
Worklight switch
Intended Use
This impact wrench is designed for professional impact
fastening applications. The impact function makes this
tool particularly useful for driving fasteners in wood, metal
andconcrete.
DO NOT use under wet conditions or in the presence of
flammable liquids orgases.
This impact wrench is a professional powertool.
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.
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 DeWALT battery packs
andchargers.
Inserting and Removing the Battery Pack
from the Tool (Fig.B)
NOTE: Make sure your battery pack
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is fullycharged.
To Install the Battery Pack into the Tool Handle
1. Align the battery pack with the rails inside the tool’s
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 battery release button
4
and firmly pull the
battery pack 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 DeWALT battery packs include a fuel gauge which 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
11
. A combination of the three green LED lights will
illuminate designating the level of charge left. When the level of
DCB548, DCB549, DCB606, DCB609, DCB612, DCB615. Refer to
Technical Data for moreinformation.
Package Contents
The package contains:
1 Impact wrench
1 Charger
1 Li‑Ion battery pack (C1, D1, E1, H1, L1, M1, P1, S1, T1, X1, Y1
models)
2 Li‑Ion battery packs (C2, D2, E2, H2, L2, M2, P2, S2, T2, X2, Y2
models)
3 Li‑Ion battery packs (C3, D3, E3, H3, L3, M3, P3, S3, T3, X3, Y3
models)
1 Protective Tool Boot
1 Instruction manual
1 TSTAK Kitbox with T models
NOTE: Battery packs, chargers and kitboxes are not included
with N models. Battery packs and chargers are not included with
NT models. Bmodels include Bluetooth® battery packs.
NOTE: The Bluetooth® word mark and logos are registered
trademarks owned by the Bluetooth®, SIG, Inc. and any use of
such marks by DeWALT is under license. Other trademarks and
trade names are those of their respective owners.
• 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:
a
Read instruction manual beforeuse.
g
Wear earprotection.
f
Wear eyeprotection
n
Visible radiation. Do not stare intolight.
Date Code Position (Fig.B)
The date code
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, which also includes the year of manufacture,
is printed into thehousing.
Example:
2022XX XX
Year and Week of Manufacture
Description (Fig. A, B)

WARNING: Never modify the power tool or any part of it.
Damage or personal injury couldresult.
1
Trigger switch
2
Forward/reverse button
3
Anvil
4
Battery release button
5
Battery pack