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Operating/Safety Instructions
Consignes de fonctionnement/sécurité
Instrucciones de funcionamiento y seguridad
11316EVS
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BM 1619929470 2-05 2/18/05 12:02 AM Page 2
Power Tool Safety Rules
WARNING
!
Read and understand all instructions. Failure to follow all instructions
listed below, may result in electric shock, fire and/or serious personal injury.
SAVE THESE INSTRUCTIONS
Work Area
Keep your work area clean and well lit.
Cluttered benches and dark areas invite
accidents.
Do not operate power tools in explosive
atmospheres, such as in the presence of
flammable liquids, gases, or dust.
tools create sparks which may ignite the dust
or fumes.
Keep by-standers, children, and visitors
away while operating a power tool.
Distractions can cause you to lose control.
Power
Electrical Safety
Double Insulated tools are equipped with a
polarized plug (one blade is wider than the
other.) This plug will fit in a polarized outlet
only one way. If the plug does not fit fully
in the outlet, reverse the plug. If it still does
not fit, contact a qualified electrician to
install a polarized outlet. Do not change
the plug in any way.
eliminates the need for the three wire
grounded power cord and grounded power
supply system.
Before plugging in the tool, be
certain the outlet voltage supplied is within the
voltage marked on the nameplate. Do not use
“AC only” rated tools with a DC power supply.
Avoid body contact with grounded
surfaces such as pipes, radiators, ranges
and refrigerators.
of electric shock if your body is grounded. If
operating the power tool in damp locations is
unavoidable, a Ground Fault Circuit Interrupter
must be used to supply the power to your tool.
Electrician’s rubber gloves and footwear will
further enhance your personal safety.
Don't expose power tools to rain or wet
conditions.
increase the risk of electric shock.
Do not abuse the cord. Never use the cord
to carry the tools or pull the plug from an
outlet. Keep cord away from heat, oil, sharp
edges or moving parts. Replace damaged
cords immediately.
the risk of electric shock.
Water entering a power tool will
Double Insulation
There is an increased risk
Damaged cords increase
When operating a power tool outside, use
an outdoor extension cord marked "W-A"
or "W."
and reduce the risk of electric shock. Refer to
“Recommended sizes of Extension Cords” in
the Accessory section of this manual.
These cords are rated for outdoor use
Personal Safety
Stay alert, watch what you are doing and
use common sense when operating a
power tool. Do not use tool while tired or
under the influence of drugs, alcohol, or
medication.
operating power tools may result in serious
personal injury.
Dress properly. Do not wear loose clothing
or jewelry. Contain long hair. Keep your
hair, clothing, and gloves away from
moving parts.
hair can be caught in moving parts. Keep
handles dry, clean and free from oil and
grease.
Avoid accidental starting. Be sure switch is
“OFF” before plugging in.
your finger on the switch or plugging in tools
that have the switch “ON” invites accidents.
Remove adjusting keys or wrenches before
turning the tool “ON”.
is left attached to a rotating part of the tool may
result in personal injury.
Do not overreach. Keep proper footing and
balance at all times.
balance enables better control of the tool in
unexpected situations.
Use safety equipment. Always wear eye
protection.
hard hat, or hearing protection must be used
for appropriate conditions.
A moment of inattention while
Loose clothes, jewelry, or long
Carrying tools with
A wrench or a key that
Proper footing and
Dust mask, non-skid safety shoes,
Tool Use and Care
Use clamps or other practical way to
secure and support the workpiece to a
stable platform.
against your body is unstable and may lead to
loss of control.
Do not force tool. Use the correct tool for
your application.
Holding the work by hand or
The correct tool will do the
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BM 1619929470 2-05 2/18/05 12:02 AM Page 3
job better and safer at the rate for which it is
designed.
Do not use tool if switch does not turn it
“ON” or “OFF”.
controlled with the switch is dangerous and
must be repaired.
Disconnect the plug from the power source
before making any adjustments, changing
accessories, or storing the tool.
preventive safety measures reduce the risk of
starting the tool accidentally.
Store idle tools out of reach of children and
other untrained persons.
dangerous in the hands of untrained users.
Maintain tools with care. Keep cutting tools
sharp and clean.
with sharp cutting edges are less likely to bind
and are easier to control. Any alteration or
modification is a misuse and may result in a
dangerous condition.
Check for misalignment or binding of
moving parts, breakage of parts, and any
other condition that may affect the tools
operation. If damaged, have the tool
Any tool that cannot be
Such
Tools are
Properly maintained tools,
serviced before using.
caused by poorly maintained tools. Develop a
periodic maintenance schedule for your tool.
Use only accessories that are recommended by the manufacturer for your
model.
o
on another tool.
Accessories that may be suitable for
ne tool, may become hazardous when used
Many accidents are
Service
Tool service must be performed only by
qualified repair personnel.
maintenance performed by unqualified
personnel could result in a risk of injury. For
example: internal wires may be misplaced or
pinched, safety guard return springs may be
improperly mounted.
When servicing a tool, use only identical
replacement parts. Follow instructions in
the Maintenance section of this manual.
Use of unauthorized parts or failure to follow
Maintenance Instructions may create a risk of
electric shock or injury. Certain cleaning
agents such as gasoline, carbon tetrachloride,
ammonia, etc. may damage plastic parts.
Service or
Demolition Hammer Safety Rules
Hold tools by insulated gripping surfaces
when performing an operation where the
cutting tool may contact hidden wiring or it
own cord. Contact with a "live" wire will make
exposed metal parts of the tool "live" and
shock the operator.
into existing walls or other blind areas where
electrical wiring may exist. If this situation is
unavoidable, disconnect all fuses or circuit
breakers feeding this worksite.
Wear ear protectors when using the tool for
extended periods.
high intensity noise can cause hearing loss.
Use a metal detector to determine if there
are gas or water pipes hidden in the work
area or call the local utility company for
assistance before beginning the operation.
Striking or cutting into a gas line will result in
explosion. Water entering an electrical device
may cause electrocution.
Do not drill, fasten or break
Prolonged exposure to
Always wear safety goggles or eye
protection when using this tool. Use a dust
mask or respirator for applications which
generate dust. Safety goggles or eye
protection will help deflect fragments of the
material that may be thrown toward your face
and eyes. Dust generated or gases released
from the material you are cutting (i.e. asbestos
insulated pipes, radon) may cause respiratory
difficulties.
Use thick cushioned gloves and limit the
exposure time by taking frequent rest
periods.
may be harmful to your hands and arms.
Do not use dull or damaged bits and
accessories.
greater tendency to bind in the workpiece.
Always use both handles for maximum
control over this hammer. Never attempt to
operate this tool with one hand.
Vibration caused by hammer action
Dull or damaged bits have a
This tool
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BM 1619929470 2-05 2/18/05 12:02 AM Page 4
develops intense percussive forces during
operation and you may lose control if
attempting one hand operation.
Position yourself to avoid being caught
between the tool or side handle and walls
or posts.
jammed in the work, the reaction of the tool
could crush your hand or leg.
Do not strike the bit with a handheld
hammer or sledge hammer when
attempting to dislodge a bound or jammed
bit.
dislodge and strike you or bystanders.
Never place the tool down until the motor
has come to a complete stop.
When removing the bit from the tool avoid
contact with skin and use proper protective
gloves when grasping the bit or accessory.
Accessories may be hot after prolonged use.
Should the bit become bound or
Fragments of metal from the bit could
!
WARNING
grinding, drilling, and other construction
activities contains chemicals known 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 chemicallytreated 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.
Some dust created by
power sanding, sawing,
-4-
A
0
A
A
0
A
BM 1619929470 2-05 2/18/05 12:02 AM Page 5
Symbols
IMPORTANT: Some of the following symbols may be used on your tool. Please study them
a
nd learn their meaning. Proper interpretation of these symbols will allow you to operate the
tool better and safer.
SymbolNameDesignation/Explanation
VVoltsVoltage (potential)
AAmperesCurrent
HzHertzFrequency (cycles per second)
WWattPower
kgKilogramsWeight
minMinutesTime
sSecondsTime
DiameterSize of drill bits, grinding wheels, etc.
n
.../minRevolutions or reciprocation per minute Revolutions, strokes, surface speed,
0Off positionZero speed, zero torque...
1, 2, 3, ...Selector settingsSpeed, torque or position settings.
I, II, III,Higher number means greater speed
No load speedRotational speed, at no load
0
orbits etc. per minute
Infinitely variable selector with offSpeed is increasing from 0 setting
ArrowAction in the direction of arrow
Alternating currentType or a characteristic of current
Direct currentType or a characteristic of current
Alternating or direct currentType or a characteristic of current
This symbol designates
that this tool is listed by
Underwriters Laboratories.
This symbol designates
that this tool is listed by
the Canadian Standards
Association.
This symbol designates
that this tool is listed to
Canadian Standards by
Underwriters Laboratories.
This symbol designates that
this tool is listed by
Underwriters Laboratories,
and listed to Canadian
Standards by Underwriters
Laboratories.
This symbol
designates
that
this tool
complies
to NOM
Mexican
Standards.
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BM 1619929470 2-05 2/18/05 12:02 AM Page 6
Functional Description and Specifications
D
WARNING
!
isconnect the plug from the power source before making any
assembly, adjustments or changing accessories.
measures reduce the risk of starting the tool accidentally.
Demolition Hammer
A
DUST
SHIELD
V
ARIO-LOCK
SELECTOR
RING
UXILIARY
HANDLE
Such preventive safety
FIG. 1
LOCKING
SLEEVE
HAND GRIP
VENTILATION
OPENINGS
Model number
Shank styleSDS Max
NOTE: For tool specifications refer to the nameplate on your tool.
11316EVS
SLIDE
ON/OFF
SWITCH
VARIABLE
SPEED DIAL
SERVICE
REMINDER
LIGHT
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BM 1619929470 2-05 2/18/05 12:02 AM Page 7
Operating Instructions
S
The tool is switched "ON" by the slide switch
9 located in the rear handle.
TO TURN THE TOOL "ON" slide the switch
to the right.
TO TURN THE TOOL"OFF " slide the
switch to the left.
Your tool is equipped with a variable speed
dial. The impact rate (BPM) and rotating
speed (RPM) can be varied according to the
type of work being performed by setting the
variable speed dial to the selected setting.
The chart below will help you to determine
which setting to use for your application.
However, a pre-test will determine the best
speed setting, as the chart is intended only
as a guide. Once the proper setting is
determined the impact rate and rotating
speed is kept constant by means of the
"Electronic Feedback Circuitry". The variable
speed dial can be adjusted while the motor is
running with the tool free from work, allowing
the operator to adjust the impact rate and
rotating speed according to the actual
application.
NOTE: The high efficiency available from the
rotary hammers can only be obtained if sharp
and undamaged accessories are used. The
"cost" to maintain sharp and undamaged
accessories is more than offset by the "time
saved" in operating the tool with sharp
accessories.
skin and use proper protective gloves or cloth
to remove.
To remove an accessory, pull and hold
locking sleeve backward and pull bit forward.
All accessories should be wiped clean after
removing.
REMOVING ACCESSORIES
!
WARNING
Accessories may be hot
after use. Avoid contact with
FIG. 2
ELECTRONIC FEEDBACK CIRCUITRY
(EFC)
The internal electronic feedback system
provides a "soft start", which will reduce the
stresses that occur from a high torque start.
The system also helps to keep the
pre-selected impact rate and rotating speed
virtually constant between no-load and load
conditions.
INSTALLING ACCESSORIES
Clean the insert shank end of the accessory
to remove any debris, then lightly grease with
a light oil or lubricant.
Insert accessory into the tool holder through
the dust shield, while twisting and pushing
inward until it locks automatically into place.
LOCKING SLEEVE
"VARIO-LOCK"- SELECTOR RING
The vario-lock selector ring can be set in any
one of twelve (30˚ increments) positions.
Choose a position which is best suited for
your operation. To adjust, pull the selector
ring forward and hold firmly, then turn both
the accessory and the selector ring to the
desired position. Release the selector ring
and turn the accessory slightly until it locks in
place.
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BM 1619929470 2-05 2/18/05 12:02 AM Page 8
The tool must be supported with the auxiliary
AUXILIARY HANDLE
handle , which can be swiveled 360˚. To
reposition and/or swivel the handle, loosen
the hand grip, move the handle to the
desired position along the barrel and
securely retighten the hand grip.
"TOOL TIPS"
For the best penetration rates in concrete,
run the tool with a steady pressure, but do
not use excessive force as this will decrease
the efficiency of the tool.
All grease packed hammers require a short
period of time to warm up. Depending on the
room temperature, this time may vary from
approximately 15 seconds (90˚F) to 2
minutes (32˚F). A new hammer requires a
break-in period before full performance is
realized. This period may require up to 5
hours of operation.
An electric hammer is likely to be the most
e
xpensive portable tool at the construction
job. The long wear and efficient operation of
the BOSCH hammers will more than justify
the cost for tools of this type. As earlier
pointed out, sharp accessories as well as
clean air vents are necessary for efficient
operation. Establish and follow a set
maintenance program.
-8-
BM 1619929470 2-05 2/18/05 12:02 AM Page 9
Maintenance
s
Service
WARNING
!
orized personnel may result in misplacing
o
f internal wires and components which
could cause serious hazard.
that all tool service be performed by a Bosch
Factory Service Center or Authorized Bosch
Service Station.
SERVICE REMINDER LIGHT
When the service reminder light lights up or
blinks, this will indicate that the cut-out
carbon brushes will switch off the tool in
approximately 8 hours. After that period, the
light will go off and the tool will stop running.
The tool must then be sent to a service
center for service.
Your Bosch tool has been properly lubricated
and is ready to use. It is recommended that
tools with gears be regreased with a special
gear lubricant at every brush change.
The brushes and commutator in your tool
have been engineered for many hours of
dependable service. To maintain peak
efficiency of the motor, we recommend every
two to six months the brushes be examined.
Only genuine Bosch replacement brushes
Preventive maintenance
performed by unauth-
We recommend
TOOL LUBRICATION
CARBON BRUSHES
pecially designed for your tool should be
used.
Every second brush change, the bearings
should be replaced at Bosch Factory Service
Center or Authorized Bosch Service Station.
Bearings which become noisy (due to heavy
load or very abrasive material cutting) should
be replaced at once to avoid overheating or
motor failure.
!
the power supply before cleaning or
performing any maintenance.
be cleaned most effectively with compressed
dry air.
cleaning tools with compressed air.
Ventilation openings and switch levers must
be kept clean and free of foreign matter. Do
not attempt to clean by inserting pointed
objects through openings.
!
plastic parts.
carbon tetrachloride, chlorinated cleaning
solvents, ammonia and household
detergents that contain ammonia.
BEARINGS
Cleaning
WARNING
CAUTION
To avoid accidents always
disconnect the tool from
The tool may
Always wear safety goggles when
Certain cleaning agents
and solvents damage
Some of these are: gasoline,
Accessories
!
WARNING
adequate size conductors that is capable
of carrying the current necessary for your
tool must be used.
excessive voltage drop, loss of power or
overheating. Grounded tools must use 3-wire
extension cords that have 3-prong plugs and
receptacles.
NOTE: The smaller the gauge number, the
heavier the cord.