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INSTRUCTION MANUAL INSTRUCTIVO DE OPERACION, CENTROS DE SERVlCIO Y POLIZA DE
GUIDE D'UTILISATION GARANT[A. ADVERTENCIA: LEASE ESTE INSTRUCTIVO ANTES DE
MANUAL DE INSTRUCCIONES USARELPRODUCTO.
®
DC820, DC822, DC830, DC840 1/2" (13 mm) Cordless Impact Wrench
DC825, DC827, DC835, DC845, DC855, DCF826 1/4" (6.35 mm) Cordless Impact Driver
DC823, DC833, DC841 3/8" (0.5 mm) Cordless Impact Wrench / DC821, DWO59, DWO59H 18 V 1/2" (13 mm) Cordless Impact Wrench
CI6 a chocs sans fil DC820, DC822, DC830, DC840 13 mm (1/2 po) / Mandrin a chocs sans fll DC825, DC827, DC835, DC845, DC855, DCF826
6,35 mm (1/4 po) / CI_ a chocs sans fil DC823, DC833, DC841 9,5 mm (3/8 po) / CI_ a chocs sans fil DC821, DWO59, DWO59H 18 V 13 mm (1/2 po)
Llave de impacto inalambrica DC820, DC822, DC830, DC840 de 13 mm (1/2") / Destornillador de impacto inalambrico DC825, DC827,
DC835, DC845, DC855, DCF826 de 6,35 mm (1/4") / Llave de impacto inalambrica DC823, DC833, DC841 de 9,5 mm (3/8") /
Llave de impacto inalambrica DC821, DWO59, DWO59H de 18 V y 13 mm (1/2")
Definitions: Safety Guidelines
The definitions below describe the level of severity br each
signal word. Please read the manual and pay attention to these
symbols.
i_,DANGER: Indicates an imminently hazardous situation
which, if not avoided, will result in death or serious injury.
i_,WARNING: Indicates a potentially hazardous situation
which, if not avoided, could result in death or serious injury.
i_ CAUTION: Indicates a potentially hazardous situation which,
if not avoided, may result in minor or moderate injury.
NOTICE: Indicates a practice not related to personal injury
which, if not avoided, may result in property damage.
\
IF YOU HAVE ANY QUESTIONS OR COMMENTS ABOUT THIS OR
ANY DEWALT TOOL, CALL US TOLL FREE AT: 1-800-4-DEWALT
(1-800-433-9258).
_ WARNING: To reduce the risk of injury, read the instruction
manual.
J
General Power Tool Safety Warnings
_ WARNING! Read all safety warnings and all instructions.
Failure to follow the warnings and instructions may result in
electric shock, fire and/or serious injury,
SAVE ALL WARNINGS AND INSTRUCTIONS
FOR FUTURE REFERENCE
The term "power tool" in the warnings refers to your mains-operated
(corded) power tool or battery-operated (cordless) power tool
1) WORK AREA SAFETY
a) Keep work area clean and well lit. Cluttered or dark areas
invite accidents.
b) Do not operate power tools in explosive atmospheres,
such as in the presence of flammable liquids, gases or
dust. Power tools create sparks which may ignite the dust or
fumes.
c) Keep children and bystanders away while operating a
power tool Distractions can cause you to lose control
2} ELECTRICAL SAFETY
a) Power tool plugs must match the outlet. Never modify
the plug in any way. Do not use any adapter plugs with
earthed (grounded) power tools. Unmodified plugs and
matching outlets will reduce risk of electric shock.
b) Avoid body contact with earthed or grounded surfaces
such as pipes, radiators, ranges and refrigerators. There
is an increased risk of electric shock if your body is earthed or
grounded.
c) Do not expose power tools to rain or wet conditions.
Water entering a power tool will increase the risk of electric
shock.
d) Do not abuse the cord. Never use the cord for carrying,
pulling or unplugging the power tooL Keep cord away
from heat, oil, sharp edges or moving parts. Damaged or
entangled cords increase the risk of electric shock.
e) When operating a power tool outdoors, use an extension
cord suitable for outdoor use. Use of a cord suitable for
outdoor use reduces the risk of electric shock.
If operating apowertool in a damp location is unavoidable,
use a ground fault circuit interrupter (GFCI) protected
supply. Use of a GFC/ reduces the risk of electric shock.
3) PERSONAL SAFETY
a) Stay alert, watch what you are doing and use common
sense when operating a power tool. Do not use a power
tool while you are tired or under the influence of drugs,
alcohol or medication. A moment of inattention while
operating power tools may result in serious personal injury.
b) Use personal protective equipment. Always wear eye
protection. Protective equipment such as dust mask, non-
skid safety shoes, hard hat, or hearing protection used for
appropriate conditions will reduce personal injuries.
c) Prevent unintentional starting. Ensure the switch is in
the off position before connecting to power source and/
or battery pack, picking up or carrying the tool. Carrying
power tools with your finger on the switch or energizing power
tools that have the switch on invites accidents.
d) Remove any adjusting key or wrench before turning the
power tool on. A wrench or a key left attached to a rotating
part of the power tool may result in personal injury.
e) Do not overreach. Keep proper footing and balance at
all times. This enables better control of the power tool in
unexpected situations.
f) Dress properly. Do not wear loose clothing or jewelry.
Keep your hair, clothing and gloves away from moving
parts. Loose clothes, jewelry or long hair can be caught in
moving parts.
g) If devices are provided for the connection of dust
extraction and collection facilities, ensure these are
connected and properly used. Use of dust collection can
reduce dust-related hazards.
4) POWER TOOL USE AND CARE
a) Do not force the power tool Use the correct power tool
for your application. The correct power tool will do the job
better and safer at the rate for which it was designed.
b) Do not use the power tool if the switch does not turn it
on and off. Any power tool that cannot be controlled with the
switch is dangerous and must be repaired.
c) Disconnect the plug from the power source and/or the
battery pack from the power tool before making any
adjustments, changing accessories, or storing power
tools. Such preventive safety measures reduce the risk of
starting the power tool accidentally.
d) Store idle power tools out of the reach of children and
do not allow persons unfamiliar with the power tool or
these instructions to operate the power tool Power tools
are dangerous in the hands of untrained users.
e) Maintain power tools. Check for misalignment or binding
of moving parts, breakage of parts and any other
condition that may affect the power tool's operation. If
damaged, have the power tool repaired before use. Many
accidents are caused by poorly maintained power tools.
Keep cutting tools sharp and clean. Properly maintained
cutting tools with sharp cutting edges are less likely to bind and
are easier to control
g) Use the power tool, accessories and tool bits, etc. in
accordance with these instructions, taking into account
the working conditions and the work to be performed.
Use of the power tool for operations different from those
intended could result in a hazardous situation.
5) BATFERY TOOL USE AND CARE
a) Recharge only with the charger specified by the
manufacturer. A charger that is suitable for one type of
batterypackmaycreateariskoffirewhenusedwithanother
batterypack.
b)Use power tools only with specifically designated battery
packs. Use of any other battery packs may create a risk of
injury and fire.
c) When battery pack is not in use, keep it away from
other metal objects, like paper clips, coins, keys, nails,
screws, or other small metal objects, that can make a
connection from one terminal to another. Shorting the
battery terminals together may cause burns or a fire.
d) Under abusive conditions, liquid may be ejected from
the battery; avoid contact. If contact accidentally occurs,
flush with water. If liquid contacts eyes, additionally seek
medical help. Liquid ejected from the battery may cause
irritation or bums.
6) SERVICE
a) Have your power tool serviced by a qualified repair
person using only identical replacement parts. This will
ensure that the safety of the power tool is maintained.
Additional Specific Safety Rules
• Hold power tool by insulated gripping surfaces, when
performing an operation where the fastener may contact
hidden wiring. Fasteners contacting a "live" wire may make
exposed metal parts of the power tool "live" and could give the
operator an electric shock.
• Use clamps or other practical way to secure and support
the workpiece to a stable platform. Holding the work by hand
or against your body is unstable and may lead to loss of control.
• Wear safety goggles or other eye protection. Hammering and
drilling operations cause chips to fly. Flying particles can cause
permanent eye damage.
• Accessories and tools get hot during operation. Wearg/oves
when touching them.
• Do not operate this tool for long periods of time. Vibration
caused by tool action may be harmful to your hands and arms.
Use gloves to provide extra cushion and limit exposure by taking
frequent rest periods.
• Air vents often cover moving parts and should be avoided.
Loose clothes, jewelry or long hair can be caught in moving parts.
_ WARNING: ALWAYS use safety glasses. Everyday eyeglasses are
NOT safety glasses. Also use face or dust mask if cutting operation is
dusty. ALWAYS WEAR CERTIFIED SAFETY EQUIPMENT:
• ANSI Z87.1 eye protection (CAN/CSA Z94.3),
• ANSI $12.6 ($3.19) hearing protection,
• NIOSH/OSHA/MSHA respiratory protection.
A WARNING: Some dust created by power sanding, sawing,
grinding, drilling, and other construction activities contains chemicals
known to the State of California to cause cancer, birth defects or other
reproductive harm. Some examples of these chemicals are:
• lead from lead-based paints,
• crystalline silica from bricks and cement and other masonry
products, and
• arsenic and chromium from chemically-treated lumber.
Your risk from these exposures varies, depending on how often you
do this type of work. To reduce your exposure to these chemicals:
work in a well ventilated area, and work with approved safety
equipment, such as those dust masks that are specially designed to
filter out microscopic particles.
• Avoid prolonged contact with dust from power sanding,
sawing, grinding, drilling, and other construction activities.
Wear protective clothing and wash exposed areas with
soap and water. Allowing dust to get into your mouth, eyes, or
lay on the skin may promote absorption of harmful chemicals.
_ WARNING: Use of this tool can generate and/or disperse dust,
which may cause serious and permanent respiratory or other
injury. Always use NIOSH/OSHA approved respiratory protection
appropriate for the dust exposure. Direct particles away from face
and body.
WARNING: Always wear proper personal hearing protection
that conforms to ANSI $12.6 ($3.19) during use. Under some
conditions and duration of use, noise from this product may
contribute to hearing loss.
_ 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.
• The label on your tool may include the following symbols. The
symbols and their definitions are as follows:
V................... volts A...................... amperes
Hz................. hertz W..................... watts
min ............... minutes "_ or AC .......... alternating
--- or DC... direct current current
(_)................. Class I Construction _, or AC/DC... alternating or
[] ................. Class II Construction no .................... no load
.../min ........... per minute
BPM ............. beats per minute
IPM............... impacts per minute
RPM ............. revolutions per
sfpm ............. surface feet per minute
(grounded) direct current
(double insulated)
minute
........................ speed
n...................... rated speed
..................... earthing
terminal
_,..................... safety alert
symbol
Important Safety Instructions for All
Battery Packs
When ordering replacement battery packs, be sure to include catalog
number and voltage. Consult the chart at the end of this manual for
compatibility of chargers and battery packs.
The battery pack is not fully charged out of the carton. Before using
the battery pack and charger, read the safety instructions below. Then
follow charging procedures outlined.
READ ALL INSTRUCTIONS
• Do not charge or use battery in explosive atmospheres,
such as in the presence of flammable liquids, gases or dust.
Inserting or removing the battery from the charger may ignite the
dust or fumes.
• NEVER force battery pack into charger. DO NOT modify
battery pack in any way to fit into a non-compatible
charger as battery pack may rupture causing serious
personal injury. Consult the chart at the end of this manual for
compatibility of batteries and chargers.
• Charge the battery packs only in DEWALT chargers.
• DO NOT splash or immerse in water or other liquids.
• Do not store or use the tool and battery pack in locations
where the temperature may reach or exceed 105 °F (40 °C)
(such as outside sheds or metal buildings in summer).
_ DANGER: Electrocution hazard. Never attempt to open the battery
pack for any reason. If battery pack case is cracked or damaged, do
not insert into charger. Do not crush, drop or damage battery pack.
Do not use a battery pack or charger that has received a sharp blow,
been dropped, run over or damaged in any way (i.e., pierced with a
nail, hit with a hammer, stepped on). Electric shock or electrocution
may result. Damaged battery packs should be returned to service
center for recycling.
NOTE: Battery storage andcarrying caps are provided
for use whenever the battery is out of the tool or
charger. Remove cap before placing battery in
charger or tool.
WARNING: Fire hazard. Do not store or carry
battery so that metal objects can contact exposed battery
terminals. For example, do not place battery in aprons, pockets,
tool boxes, product kit boxes, drawers, etc., with loose nails,
screws, keys, etc. without battery cap. Transporting batteries
can possibly cause fires if the battery terminals inadvertently
come in contact with conductive materials such as keys, coins,
hand tools and the like. The U.S. Department of Transportation
Hazardous Material Regulations (HMR) actually prohibit transporting
batteries in commerce or on airplanes (i.e., packed in suitcases and
carry-on luggage) UNLESS they are properly protected from short
circuits. So when transporting individual batteries, make sure that the
battery terminals are protected and well insulated from materials that
could contact them and cause a short circuit.
SPECIFIC SAFETY INSTRUCTIONS FOR NICKEL CADMIUM
(NiCd) OR NICKEL METAL HYDRIDE (NiMH)
• Do not incinerate the battery pack even if it is severely
damaged or is completely worn out. The battery pack can
explode in a fire.
• A small leakage of liquid from the battery pack cells may
occur under extreme usage or temperature conditions. This
does not indicate a failure.
However, if the outer seal is broken:
a. and the battery liquid gets on your skin, immediately wash with
soap and water for several minutes.
b. and the battery liquid gets into your eyes, flush them with
clean water for a minimum of 10 minutes and seek immediate
medical attention. (Medical note: The liquid is 25-35%
solution of potassium hydroxide.)
SPECIFIC SAFETY INSTRUCTIONS FOR LITHIUM ION (Li-lon)
• Do not incinerate the battery pack even if it is severely
damaged or is completely worn out. The battery pack can
explode in a fire. Toxic fumes and materials are created when
lithMm ion battery packs are burned.
• If battery contents come into contact with the skin,
immediately wash area with mild soap and water./f battery
liquid gets into the eye, rinse water over the open eye for 15
minutes or until irritation ceases. If medical attention is needed,
the battery electrolyte is composed of a mixture of liquid organic
carbonates and lithMm salts.
• Contents of opened battery cells may cause respiratory
irritation. Provide fresh air. If symptoms persist, seek medical
attention.
_WARNING: Bum hazard. Battery liquid may be flammable if
exposed to spark or flame.
The RBRC TM Seal
The RBRC TM (Rechargeable Battery Recycling
Corporation) Seal on the nickel cadmium, nickel metal
hydride or lithium ion batteries (or battery packs)
indicate that the costs to recycle these batteries (or
battery packs) at the end of their useful life have already
been paid by DEWALT.In some areas, it is illegal to place spent nickel
cadmium, nickel metal hydride or lithium ion batteries in the trash or
municipal solid waste stream and the RBRC program provides an
environmentally conscious alternative.
RBRCTM in cooperation with DFWALT and other battery users, has
established programs in the United States and Canada to facilitate
the collection of spent nickel cadmium, nickel metal hydride or lithium
ionbatteries.Helpprotectourenvironmentandconservenatural
resourcesbyreturningthespentnickelcadmium,nickelmetal
hydrideorlithiumionbatteriestoanauthorizedDEWALTservice
centerortoyourlocalretailerforrecycling.Youmayalsocontact
yourlocalrecyclingcenterforinformationonwheretodropoffthe
spentbattery.
RBRCTM is a registered trademark of the Rechargeable Battery
Recycling Corporation.
Important Safety Instructions for All
Battery Chargers
SAVE THESE INSTRUCTIONS: This manual contains important
safety and operating instructions for battery chargers.
• Before using charger, read all instructions and cautionary markings
on charger, battery pack, and product using battery pack.
_DANGER: Electrocution hazard. 120 volts are present at charging
terminals. Do not probe with conductive objects. Electric shock or
electrocution may result.
_ WARNING: Shock hazard. Do not allow any liquid to get inside
charger. Electric shock may result.
A CAUTION: Bum hazard. To reduce the risk of injury, charge only
DEWALT rechargeable batteries. Other types of batteries may burst
causing personal injury and damage.
NOTICE: Under certain conditions, with the charger plugged in to
the power supply, the exposed charging contacts inside the charger
can be shorted by foreign material Foreign materials of a conductive
nature such as, but not limited to, grinding dust, metal chips, steel
wool, aluminum foil, or any buildup of metallic particles should be
kept away from charger cavities. Always unplug the charger from
the power supply when there is no battery pack in the cavity, Unplug
charger before attempting to clean.
• DO NOT attempt to charge the battery pack with any
chargers other than the ones in this manual The charger and
battery pack are specifically designed to work together.
• These chargers are not intended for any uses other than
charging DEWALT rechargeable batteries. Any other uses
may result in risk of fire, electric shock or electrocution.
• Do not expose charger to rain or snow.
• Pull by plug rather than cord when disconnecting charger.
This willreduce risk of damage to electric plug and cord.
• Make sure that cord is located so that it will not be stepped
on, tripped over, or otherwise subjected to damage or
stress.
• Do not use an extension cord unless it is absolutely
necessary. Use of improper extension cord could result in risk of
fire, electric shock, or electrocution.
• When operating a power tool outdoors, use an extension
cord suitable for outdoor use. Use of a cord suitable for
outdoor use reduces the risk of electric shock.
• An extension cord must have adequate wire size (AWG
or American Wire Gauge) for safety. The smaller the gauge
number of the wire, the greater the capacity of the cable, that is
16 gauge has more capacity than 18 gauge. An undersized cord
will cause a drop in line voltage resulting in loss of power and
overheating. When using more than one extension to make up the
total length, be sure each individual extension contains at least the
minimum wire size. The following table shows the correct size to
use depending on cord length and nameplate ampere rating. If in
doubt, use the next heavier gauge. The smaller the gauge number,
the heavier the cord.
Minimum Gauge for Cord Sets
Than
Volts Total Length of Cord in Feet (meters)
120V 25 (7.6) 50 (15.2) 100 (30.5)
240V 50 (15.2) 100 (30.5) 200 (61.0)
300 (91.4)
Ampere 150 (45.7)
Rating
More Not
Than More AWG
0 6 18 16 16 14
6 10 18 16 14 12
10 12 16 16 14 12
12 16 14 12 Not Recommended
• Do not place any object on top of charger or place the
charger on a soft surface that might block the ventilation
slots and result in excessive internal heat. Place the charger
in a position away from any heat source. The charger is ventilated
through slots in the top and the bottom of the housing.
• Do not operate charger with damaged cord or plug.
• Do not operate chargerifithas receiveda sharp blow, been
dropped, or otherwise damaged in any way. Take it to an
authorized service center.
• Do not disassemble charger, take it to an authorized service
center when service or repair is required. Incorrect reassembly
may result in a risk of electric shock, electrocution or fire.
• Disconnect the charger from the outlet before attempting
any cleaning. This will reduce the risk of electric shock.
Removing the battery pack will not reduce this risk.
• NEVER attempt to connect two chargers together.
• The charger is designed to operate on standard 120 volt
household electrical power. Do not attempt to use it on any
other voltage. This does not apply to the vehicular charger.
Using Automatic Tune-Up TM Mode
The automatic Tune-Up TM Mode equalizes or balances the
individual cells in the battery pack allowing it to function at peak
capacity. Battery packs should be tuned up weekly or after
10 charge/discharge cycles or whenever the pack no longer delivers
the same amount of work. To use the automatic Tune-Up TM, place
the battery pack in the charger and leave it for at least 8 hours. The
charger will cycle through the following modes.
1. The red light will blink continuously indicating that the 1-hour
charge cycle has started.
2. When the 1-hour charge cycle is complete, the light will stay on
continuously and will no longer blink. This indicates that the pack
is fully charged and can be used at this time.
3. If the pack is left in the charger after the initial 1-hour charge, the
charger will begin the Automatic Tune-Up TM mode. This mode
continues up to 8 hours or until the individual cells inthe battery
pack are equalized. The battery pack is ready for use and can be
removed at any time during the Automatic Tune-Up TM mode.
4. Once the Automatic Tune-Up TM mode is complete, the charger
will begin a maintenance charge; the red indicator will remain lit.
Chargers
Your tool uses a DEWALT charger. Be sure to read all safety
instructions before using your charger. Consult the chart at the end of
this manual for compatibility of chargers and battery packs.
Charging Procedure (Fig. 1)
.;_,DANGER: Electrocution hazard. 120 volts are present at charging
terminals. Do not probe with conductive objects. Electric shock or
electrocution may result.
1. Plug the charger into an appropriate outlet before inserting battery
pack.
2.Insertthebatterypack(M)intothecharger,asshowninFigure1,
makingsurethepackisfullyseatedincharger.Thered(charging)
lightwillblinkcontinuouslyindicatingthatthechargingprocess
hasstarted.
3.Thecompletionofchargewillbeindicatedbytheredlight
remainingoncontinuously.Thepackisfullychargedandmaybe
usedatthistimeorleftinthecharger.
FIG.1
Indicator Light Operation
PACK CHARGING ................... === === === === === === === === ===
PACK CHARGED .....................
HOT/COLD PACK DELAY ........ _ [] _ [] _ []
REPLACE PACK ...................... ® ®®®®®®®®OOOO®®
PROBLEM POWER LINE ........ ® ® ® ® • ® ® ® • •
Charge Indicators
Some chargers are designed to detect certain problems that can arise
with battery packs. Problems are indicated by the red light flashing
at a fast rate. If this occurs, re-insert battery pack into the charger. If
the problem persists, try a different battery pack to determine if the
charger is OK. If the new pack charges correctly, then the original
pack is defective and should be returned to a service center or
other collection site for recycling. If the new battery pack elicits the
same trouble indication as the original, have the charger tested at an
authorized service center.
HOT/COLD PACK DELAY
Some chargers have a Hot/Cold Pack Delay feature: when the
charger detects a battery that is hot, it automatically starts a Hot Pack
Delay, suspending charging until the battery has cooled. After the
battery has cooled, the charger automatically switches to the Pack
Charging mode. This feature ensures maximum battery life. The red
light flashes long, then short while in the Hot Pack Delay mode.
PROBLEM POWER LINE
Some chargers have a Problem Power Line indicator. When the
charger is used with some portable power sources such as
generators or sources that convert DC to AC, the charger may
temporarily suspend operation, flashing the red light with two
fast blinks followed by a pause. This indicates the power source
is out of limits.
LEAVING THE BATTERY PACK IN THE CHARGER
The charger and battery pack can be left connected with the red light
glowing indefinitely. The charger will keep the battery pack fresh and
fully charged.
NOTE: A battery pack will slowly lose its charge when kept out of
the charger. If the battery pack has not been kept on maintenance
charge,itmayneedtoberechargedbebreuse.Abatterypackmay
alsoslowlyloseitschargeifleftinachargerthatisnotpluggedinto
anappropriateACsource.
WEAK BATTERY PACKS" Chargers can also detect a weak battery
pack. Such batteries are still usable but should not be expected to
perform as much work. The charger will indicate to replace battery
pack.
Important Charging Notes
1. Longest life and best performance can be obtained if the battery
pack is charged when the air temperature is between 65 °F and
75 °F (18 °-24 °C). DO NOT charge the battery pack in an air
temperature below +40 °F (+4.5 °C), or above +105 °F (+40.5 °C).
This is important and will prevent serious damage to the battery
pack.
2. The charger and battery pack may become warm to touch while
charging. This is a normal condition, and does not indicate a
problem. To facilitate the cooling of the battery pack after use,
avoid placing the charger or battery pack in a warm environment
such as in a metal shed, or an uninsulated trailer.
3. If the battery pack does not charge properly:
a. Check operation of receptacle by plugging in a lamp or other
appliance;
b. Check to see if receptacle is connected to a light switch which
turns power off when you turn out the lights;
c. Move charger and battery pack to a location where the
surrounding air temperature is approximately 65 °F-75 °F
(18 o_24 °C);
d. If charging problems persist, take the tool, battery pack and
charger to your local service center.
4. The battery pack should be recharged when it fails to produce
sufficient power on jobs which were easily done previously. DO
NOT CONTINUE to use under these conditions. Follow the
charging procedure. You may also charge a partially used pack
whenever you desire with no adverse affect on the battery pack.
5. Under certain conditions, with the charger plugged into the power
supply, the exposed charging contacts inside the charger can
be shorted by foreign material. Foreign materials of a conductive
nature such as, but not limited to, grinding dust, metal chips, steel
wool, aluminum foil, or any buildup of metallic particles should
be kept away from charger cavities. Always unplug the charger
from the power supply when there is no battery pack in the cavity.
Unplug charger before attempting to clean.
6. Do not freeze or immerse charger in water or any other liquid.
_, WARNING: Shock hazard. Don't allow any liquid to get inside
charger. Electric shock may result.
i_,WARNING: Bum hazard. Never attempt to open the battery pack
for any reason. If the plastic housing of the battery pack breaks or
cracks, return to a service center for recycling.
Storage Recommendations
1. The best storage place is one that is cool and dry away from
direct sunlight and excess heat or cold.
2. For long storage, it is recommended to store a fully charged
battery pack in a cool dry place out of the charger for optimal
results.
NOTE: Battery packs should not be stored completely depleted of
charge. The battery pack will need to be recharged before use..
SAVE THESE INSTRUCTIONS
FOR FUTURE USE
FIG. 2
DW059
COMPONENTS (Fig. 2, 5, 6)
i_ WARNING: Never modify the power tool or any part of it. Damage
or personal injury could result.
A. Trigger switch
B. Rocker switch (DW059)
C. Forward/reverse button
D. Chuck collar
E. 1/4" hex quick-release chuck
F.Detent pin
G. Anvil
INTENDED USE
These heavy-duty impact wrench/drivers are designed for professional
impact screwdriving applications. The impact function makes this tool
K
L
M
I
particularly useful for driving fasteners in wood, metal and concrete.
DO NOT use under wet conditions or in presence of flammable
liquids or gases.
These heavy-duty impact wrench/drivers are professional power tools.
DO NOT let children come into contact with the tool. Supervision is
required when inexperienced operators use this tool.
BELT HOOK (OPTIONAL ACCESSORY)
_ WARNING: To reduce the risk of serious personal injury, DO
NOT suspend tool overhead or suspend objects from the belt hook.
ONLY hang tool's belt hook from a work belt.
_ WARNING: To reduce the risk of serious personal injury,
ensure the screw (L)holding the belt hook is secure.
The belt hook (K) can be 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.
H. Hog ring
I. Battery release buttons
J. Worklight
K. Belt hook (optional
accessory
L. Belt hook screw
M. Battery
10
Tomovebelthook,removethescrew(L)thatholdsthebelthookin
placethenreassembleontheoppositeside.
OPERATION
_WARNING: To reduce the risk of injury, turn unit off
and disconnect it from power source before installing and
removing accessories, before adjusting or when making
repairs. An accidental start-up can cause injury.
Installing and Removing the Battery Pack
(Fig. 3)
NOTE: For best results, make sure FIG.3
your battery pack is fully charged.
To install the battery pack into the
tool handle, align the notch inside
the tool's handle with the battery
pack and slide the battery pack
firmly into the handle until you hear
the lock snap into place as shown
in Figure 2.
Toremove the battery pack from the
tool, press the release buttons (I)
and firmly pull the battery pack out
of the tool handle. Insert it into the
charger as described inthe charger
section of this manual.
Switch - DW059, DWO59H (Fig. 2)
Pressing the BOTTOM part of the rocker switch (B) runs the tool in
forward (right hand thread) direction. Pressing the TOP of the switch
reverses motor direction. This allows "rocking" fasteners to break
them loose.
I
Variable Speed Trigger Switch (Fig. 2)
To turn the tool on, squeeze the trigger switch (A).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. The
variable speed switch enables you to select the best speed for a
particular application. The more you squeeze the trigger, the faster the
tool will operate. Use lower speeds for starting holes without a center
punch, drilling in metals or plastics, or driving screws. For maximum
tool life, use variable speed only for starting holes or fasteners.
NOTE: Continuous use in variable speed range is not recommended.
Itmay damage the switch and should be avoided.
Forward/Reverse Control Button (Fig. 2)
A forward/reverse control button (C) determines the direction of the
tool and also serves as a lock off button. To select forward rotation,
release the trigger switch and depress the forward/reverse control
button on the right side of the tool. To select reverse, 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.
Worklight (Fig. 2)
There is a worklight (J) located just above the trigger switch (A). The
worklight will be activated when the trigger switch is squeezed.
NOTE: The worklight is for lighting the immediate work surface and
is not intended to be used as a flashlight.
11
Quick-Release Chuck (Fig. 4)
DC825, DC827, DC835, DC845, DC855, DCF826
NOTE: The chuck accepts 1/4" (6.35 mm) hex accessories only.
Place the switch in the locked off (center) position or remove battery
pack before changing accessories.
To install an accessory, pull the chuck collar (D)away from the front
of the tool, insert the accessory and release the collar. The accessory
is locked in place.
To remove an accessory, pull the chuck collar away from the front
of the tool. Remove the accessory and release the collar.
FIG.4
D
E
Anvils
i_ WARNING: Use only impact accessories. Non-impact accessories
may break and cause a hazardous condition. Inspect accessory prior
to use to ensure that it contains no cracks.
i_ CAUTION: Inspect anvils, detent pins, and hog rings prior to use.
Missing or damaged items should be replaced before use.
Place the switch in the locked off (center) position or remove battery
pack before changing accessories.
ANVIL WITH DETENT PIN (FIG. 5)
DC820, DC821, DC822, DC830, DC840,
DW059
To install an accessory on the anvil,
align the hole in the side of the accessory
with the detent pin (F) on the anvil (G).
Press the accessory on until the detent pin
engages in the hole. Depression of detent
pin may be necessary to aid installation of
accessory.
To remove an accessory, depress the
detent pin through the hole and pull the
accessory off.
ANVIL WITH HOG RING (FIG. 6)
DC823, DC833, DC841, DW059H
To install an accessory on the hog ring
anvil, firmly push accessory onto the anvil
(G). The hog ring (H) compresses to allow the
accessory to slide on. After the accessory is
installed, the hog ring applies pressure to help
provide accessory retention.
To remove an accessory, grasp the accessory
and firmly pull it off.
FIG. 5
FIG.6
DC820, DC822,
DC830, DC840,
DW059
DC823,
DC833, DC841,
DW059H
G
12
Usage
Your impact tool generates the following output torque:
Cat # Ft.-Lbs. In.-Lbs. Nm
DC820 145 1740 195
DC821 160 1920 215
DC822 145 1740 195
DC823 120 1440 160
DC825 111 1330 150
DC827 111 1330 150
DCF826 111 1330 150
DC830 135 1620 180
DC833 111 1330 150
DC835 103 1240 140
DC840 120 1440 160
DC841 106 1260 146
DC845 96 1150 130
DC855 80 960 110
DW059 300 3600 405
DW059H 300 3600 405
i_ CAUTION: Ensure fastener and/or system will withstand the level
of torque generated by the tool Excessive torque may cause
breakage and possible personal injury.
1. Place the accessory on the fastener head. Keep the tool pointed
straight at the fastener.
2. Press switch to start operation. Always check torque with a
torque wrench, as the fastening torque is affected by many
factors including the following:
• VoItage: Low voltage, due to a nearly discharged battery, will
reduce fastening torque.
• Accessory size: Failure to use the correct accessory size will
cause a reduction in fastening torque.
• Bolt Size: Larger bolt diameters generally require higher
fastening torque. Fastening torque will also vary according to
length, grade, and torque coefficient.
• Bolt: Ensure that all threads are free of rust and other debris to
allow proper fastening torque.
• Material." The type of material and surface finish of the material
will affect fastening torque.
• Fastening Time: Longer fastening time results in increased
fastening torque. Using a longer fastening time than recom-
mended could cause the fasteners to be overstressed, stripped
or damaged.
MAINTENANCE
_WARNING: To reduce the risk of injury, turn unit off
and disconnect it from power source before installing and
removing accessories, before adjusting or when making
repairs. An accidental start-up can cause injury,
Cleaning
i_ WARNING: Blow dirt and dust out of all air vents with clean, dry air
at least once a week. To minimize the risk of eye injury, always wear
ANSI Z87.1 approved eye protection when performing this.
i_ WARNING: Never use solvents or other harsh chemicals for
cleaning the non-metallic parts of the tool These chemicals may
weaken the plastic materials used in these parts. Use a cloth
dampened only with water and mild soap. Never let any liquid get
inside the tool,"never immerse any part of the tool into a liquid.
CHARGER CLEANING INSTRUCTIONS
_, WARNING: Shock hazard. Disconnect the charger from the AC
outlet before cleaning. Dirt and grease may be removed from the
13
exteriorof the charger using a cloth or soft non-metallic brush. Do not
use water or any cleaning solutions.
Accessories
_.WARNING: Since accessories, other than those offered by
DEWALT, have not been tested with this product, use of such
accessories with this tool could be hazardous. To reduce the risk of
injury, only DEWALTrecommended accessories should be used with
this product.
_WARNING: Use only impact accessories. Non-impact accessories
may break and cause a hazardous condition. Inspect accessory prior
to use to ensure that it contains no cracks.
Recommended accessories for use with your tool are available at
extra cost from your local dealer or authorized service center. If you
need assistance in locating any accessory, please contact DEWALT
Industrial Tool Co., 701 East Joppa Road, Baltimore, MD 21286, call
1-800-4-DEWALT (1-800-433-9258) or visit our website: www.dewalt.
com.
Repairs
The charger and battery pack are not serviceable.
To assure product SAFETY and RELIABILITY, repairs, maintenance
and adjustment (including brush inspection and replacement) should
be performed by a DEiWALT factory service center, a DEWALT
authorized service center or other qualified service personnel. Always
use identical replacement parts.
Register Online
Thank you for your purchase. Register your product now for:
• WARRANTY SERVICE: Registering your product will help you
obtain more efficient warranty service in case there is a problem
with your product.
• CONFIRMATION OF OWNERSHIP: In case of an insurance
loss, such as fire, flood or theft, your registration of ownership will
serve as your proof of purchase.
• FOR YOUR SAFETY: Registering your product will allow us to
contact you in the unlikely event a safety notification is required
under the Federal Consumer Safety Act.
Three Year Limited Warranty
DEiWALTwill repair, without charge, any defects due to faulty materials
or workmanship for three years from the date of purchase. This
warranty does not cover part failure due to normal wear or tool
abuse. For further detail of warranty coverage and warranty repair
information, visit www.dewalt.com or call 1-800-4-DF-:WALT (1-800-
433-9258). This warranty does not apply to accessories or damage
caused where repairs have been made or attempted by others. This
warranty gives you specific legal rights and you may have other rights
which vary in certain states or provinces.
Inaddition to the warranty, DEiWALTtools are covered by our:
1 YEAR FREE SERVICE
DEiWALTwill maintain the tool and replace worn parts caused by
normal use, for free, any time during the first year after purchase.
2 YEARS FREE SERVICE ON DEWALT BATTERY PACKS
DC9071, DC9091, DC9096, DC9182, DC9280, DC9360, DC9180,
DCB120, DCB127, DCB201, DCB203 and DCB207
3 YEARS FREE SERVICE ON DEWALT BATTERY PACKS
DCB200, DCB204, DCB205
DEWALT BATTERY PACKS
Product warranty voided if the battery pack is tampered with in any
way. DEiWALTis not responsible for any injury caused by tampering
and may prosecute warranty fraud to the fullest extent permitted by
law.
14
90 DAY MONEY BACK GUARANTEE
If you are not completely satisfied with the perbrmance of your
DEWALT Power Tool, Laser, or Nailer for any reason, you can return
it within 90 days from the date of purchase with a receipt for a full
refund - no questions asked.
LATIN AMERICA: This warranty does not apply to products sold
in Latin America. For products sold in Latin America, see country
specific warranty information contained in the packaging, call the
local company or see website for warranty information.
FREE WARNING LABEL REPLACEMENT: If your warning labels
become illegible or are missing, call 1-800-4-DEWALT (1-800-433-
9258) for a free replacement.
_DCXXX
SER.
_ SERMIISTItEAn INSTItUCTION
[)EWA_ BAITEt_IES.ALWAYSUSE PROPEREYEAND
ItESPIR_ORY PROTECTION,
O_WALTINOUS_IIALTOOtCO,,BALllMORE,MO21_116II,S.A,
_ORSERVICEIN_R_,AllON,CALt1-eOO4-OEWALTwww.DEWALT.com
TOREDUCETHERISKOFI_JURY,
MANUALUSEONLYWiTH
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M, o,LOE,NSTOOCC,ONES.00,0 . J
15