Assembly And Adjustments - DeWalt XR LI-ION DCD771 Original Instructions Manual

Date Code Position (Fig. A)
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The date code , which also includes the year of manufacture,
is printed into the housing.
Example:
2020 XX XX
Year and week of Manufacture
Description (Fig. A)

WARNING: Never modify the power tool or any part of it.
Damage or personal injury could result.
Components
1 Trigger switch
2 Forward/reverse control button
3 Torque adjustment collar
4 Gear shifter
5 Worklight
6 Keyless chuck
7 Chuck sleeve
8 Battery pack
9
Battery release button
10 Main handle
Intended Use
These drills/drivers/hammerdrills are designed for professional
drilling, percussion drilling and screwdriving applications.
DO nOT use under wet conditions or in the presence of
flammable liquids or gases.
These drills/drivers/hammerdrills are professional power tools.
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 D
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
8
1. Align the battery pack with the rails inside the tool's
handle (Fig. B).
WALT battery packs and chargers.
e
8
is fully charged.
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
9
1. Press the release button
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. A)
Some D WALT battery packs include a fuel gauge which consists
e
of three green LED lights that indicate the level of charge
remaining in the battery pack.
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To actuate 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.
Variable Speed Trigger Switch (Fig. A)
To turn the tool on, squeeze the variable speed trigger
switch 1 . To turn the tool off, release the trigger switch. Your
tool is equipped with a brake. The chuck will stop as soon as the
trigger switch is fully released.
nOTE: Continuous use in variable speed range is not
recommended. It may damage the switch and should
be avoided.
Forward/Reverse Control Button (Fig. A)
A forward/reverse control button
the tool and also serves as a lock‑off button.
To select forward rotation, release the trigger switch and depress
the for ward/re verse control button on the right side of the tool.
To select reverse, release the trigger switch and depress the
forward/reverse control button on the left side of the tool.
The center position of the control button locks the tool in the off
position. When changing the position of the control button, be
sure the trigger is released.
nOTE: The first time the tool is run after changing the direction
of rotation, you may hear a click on start up. This is normal and
does not indicate a problem.
Torque Adjustment Collar (Fig. A)
Your tool has an adjustable torque screwdriver mechanism for
driving and removing a wide array of fastener shapes and sizes
and in some models, a hammer mechanism for drilling into
3
masonry. Circling the collar
and on some models, a hammer symbol. These numbers are
used to set the clutch to deliver a torque range. The higher the
number on the collar, the higher the torque and the larger the
fastener which can be driven. To select any of the numbers,
rotate until the desired number aligns with the arrow.
EnGLIsH
and firmly pull the battery pack
, press and hold the fuel gauge
2
determines the direction of
are numbers, a drill bit symbol,
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