Bosch GWS 22-180 LVI Professional: English
English: Bosch GWS 22-180 LVI Professional
OBJ_BUCH-1528-002.book Page 11 Wednesday, July 31, 2013 10:38 AM
English | 11
Nur für EU-Länder:
Personal safety
Gemäß der Europäischen Richtlinie
Stay alert, watch what you are doing and use common
2012/19/EU über Elektro- und Elektronik-
sense when operating a power tool. Do not use a power
Altgeräte und ihrer Umsetzung in nationales
tool while you are tired or under the influence of drugs,
Recht müssen nicht mehr gebrauchsfähige
alcohol or medication. A moment of inattention while op-
Elektrowerkzeuge getrennt gesammelt und
erating power tools may result in serious personal injury.
einer umweltgerechten Wiederverwertung
Use personal protective equipment. Always wear eye
zugeführt werden.
protection. Protective equipment such as dust mask,
Änderungen vorbehalten.
non-skid safety shoes, hard hat, or hearing protection
used for appropriate conditions will reduce personal inju-
ries.
Prevent unintentional starting. Ensure the switch is in
English
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 en-
General Power Tool Safety Warnings
ergising power tools that have the switch on invites acci-
Read all safety warnings and all in-
dents.
WARNING
structions. Failure to follow the warnings
Remove any adjusting key or wrench before turning
and instructions may result in electric shock, fire and/or seri-
the power tool on. A wrench or a key left attached to a ro-
ous injury.
tating part of the power tool may result in personal injury.
Save all warnings and instructions for future reference.
Do not overreach. Keep proper footing and balance at
The term “power tool” in the warnings refers to your mains-
all times. This enables better control of the power tool in
operated (corded) power tool or battery-operated (cordless)
unexpected situations.
power tool.
Dress properly. Do not wear loose clothing or jewel-
lery. Keep your hair, clothing and gloves away from
Work area safety
moving parts. Loose clothes, jewellery or long hair can be
Keep work area clean and well lit. Cluttered or dark areas
caught in moving parts.
invite accidents.
If devices are provided for the connection of dust ex-
Do not operate power tools in explosive atmospheres,
traction and collection facilities, ensure these are con-
such as in the presence of flammable liquids, gases or
nected and properly used. Use of dust collection can re-
dust. Power tools create sparks which may ignite the dust
duce dust-related hazards.
or fumes.
Power tool use and care
Keep children and bystanders away while operating a
power tool. Distractions can cause you to lose control.
Do not force the power tool. Use the correct power tool
for your application. The correct power tool will do the
Electrical safety
job better and safer at the rate for which it was designed.
Power tool plugs must match the outlet. Never modify
Do not use the power tool if the switch does not turn it
the plug in any way. Do not use any adapter plugs with
on and off. Any power tool that cannot be controlled with
earthed (grounded) power tools. Unmodified plugs and
the switch is dangerous and must be repaired.
matching outlets will reduce risk of electric shock.
Disconnect the plug from the power source and/or the
Avoid body contact with earthed or grounded surfaces,
battery pack from the power tool before making any
such as pipes, radiators, ranges and refrigerators.
adjustments, changing accessories, or storing power
There is an increased risk of electric shock if your body is
tools. Such preventive safety measures reduce the risk of
earthed or grounded.
starting the power tool accidentally.
Do not expose power tools to rain or wet conditions.
Store idle power tools out of the reach of children and
Water entering a power tool will increase the risk of electric
do not allow persons unfamiliar with the power tool or
shock.
these instructions to operate the power tool. Power
Do not abuse the cord. Never use the cord for carrying,
tools are dangerous in the hands of untrained users.
pulling or unplugging the power tool. Keep cord away
Maintain power tools. Check for misalignment or bind-
from heat, oil, sharp edges and moving parts. Damaged
ing of moving parts, breakage of parts and any other
or entangled cords increase the risk of electric shock.
condition that may affect the power tool’s operation. If
When operating a power tool outdoors, use an exten-
damaged, have the power tool repaired before use.
sion cord suitable for outdoor use. Use of a cord suitable
Many accidents are caused by poorly maintained power
for outdoor use reduces the risk of electric shock.
tools.
If operating a power tool in a damp location is unavoid-
Keep cutting tools sharp and clean. Properly maintained
able, use a residual current device (RCD) protected
cutting tools with sharp cutting edges are less likely to bind
supply. Use of an RCD reduces the risk of electric shock.
and are easier to control.
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12 | English
Use the power tool, accessories and tool bits etc. in ac-
Wear personal protective equipment. Depending on
cordance with these instructions, taking into account
application, use face shield, safety goggles or safety
the working conditions and the work to be performed.
glasses. As appropriate, wear dust mask, hearing pro-
Use of the power tool for operations different from those
tectors, gloves and shop apron capable of stopping
intended could result in a hazardous situation.
small abrasive or workpiece fragments. The eye protec-
tion must be capable of stopping flying debris generated
Service
by various operations. The dust mask or respirator must be
Have your power tool serviced by a qualified repair per-
capable of filtrating particles generated by your operation.
son using only identical replacement parts. This will en-
Prolonged exposure to high intensity noise may cause
sure that the safety of the power tool is maintained.
hearing loss.
Keep bystanders a safe distance away from work area.
Safety Warnings for Angle Grinder
Anyone entering the work area must wear personal
protective equipment. Fragments of workpiece or of a
Safety Warnings common for Grinding, Sanding,
broken accessory may fly away and cause injury beyond
immediate area of operation.
Wire Brushing or Abrasive Cutting Off Operations
Hold the power tool by insulated gripping surfaces on-
This power tool is intended to function as a grinder,
ly, when performing an operation where the cutting ac-
sander, wire brush or cut-off tool. Read all safety warn-
cessory may contact hidden wiring or its own cord. Cut-
ings, instructions, illustrations and specifications pro-
ting accessory contacting a “live” wire may make exposed
vided with this power tool. Failure to follow all instruc-
metal parts of the power tool “live” and could give the op-
tions listed below may result in electric shock, fire and/or
erator an electric shock.
serious injury.
Position the cord clear of the spinning accessory. If you
Operations such as polishing are not recommended to
lose control, the cord may be cut or snagged and your hand
be performed with this power tool. Operations for which
or arm may be pulled into the spinning wheel.
the power tool was not designed may create a hazard and
cause personal injury.
Never lay the power tool down until the accessory has
come to a complete stop. The spinning wheel may grab
Do not use accessories which are not specifically de-
the surface and pull the power tool out of your control.
signed and recommended by the tool manufacturer.
Just because the accessory can be attached to your power
Do not run the power tool while carrying it at your side.
tool, it does not assure safe operation.
Accidental contact with the spinning accessory could snag
your clothing, pulling the accessory into your body.
The rated speed of the accessory must be at least equal
to the maximum speed marked on the power tool. Ac-
Regularly clean the power tool’s air vents. The motor’s
cessories running faster than their rated speed can break
fan will draw the dust inside the housing and excessive ac-
and fly apart.
cumulation of powdered metal may cause electrical haz-
ards.
The outside diameter and the thickness of your acces-
sory must be within the capacity rating of your power
Do not operate the power tool near flammable materi-
tool. Incorrectly sized accessories cannot be adequately
als. Sparks could ignite these materials.
guarded or controlled.
Do not use accessories that require liquid coolants. Us-
Threaded mounting of accessories must match the
ing water or other liquid coolants may result in electrocu-
grinder spindle thread. For accessories mounted by
tion or shock.
flanges, the arbour hole of the accessory must fit the
Kickback and related warnings
locating diameter of the flange. Accessories that do not
match the mounting hardware of the power tool will run out
Kickback is a sudden reaction to a pinched or snagged ro-
of balance, vibrate excessively and may cause loss of con-
tating wheel, backing pad, brush or any other accessory.
trol.
Pinching or snagging causes rapid stalling of the rotating
accessory which in turn causes the uncontrolled power
Do not use a damaged accessory. Before each use in-
tool to be forced in the direction opposite of the accesso-
spect the accessory such as abrasive wheels for chips
ry’s rotation at the point of the binding.
and cracks, backing pad for cracks, tear or excess
For example, if an abrasive wheel is snagged or pinched by
wear, wire brush for loose or cracked wires. If power
the workpiece, the edge of the wheel that is entering into
tool or accessory is dropped, inspect for damage or in-
the pinch point can dig into the surface of the material
stall an undamaged accessory. After inspecting and in-
causing the wheel to climb out or kick out. The wheel may
stalling an accessory, position yourself and bystanders
either jump toward or away from the operator, depending
away from the plane of the rotating accessory and run
on direction of the wheel’s movement at the point of pinch-
the power tool at maximum no-load speed for one min-
ing. Abrasive wheels may also break under these condi-
ute. Damaged accessories will normally break apart during
tions.
this test time.
Kickback is the result of power tool misuse and/or incor-
rect operating procedures or conditions and can be avoid-
ed by taking proper precautions as given below.
1 609 92A 0B9 | (31.7.13) Bosch Power Tools
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English | 13
Maintain a firm grip on the power tool and position your
Do not position your body in line with and behind the
body and arm to allow you to resist kickback forces. Al-
rotating wheel. When the wheel, at the point of operation,
ways use auxiliary handle, if provided, for maximum
is moving away from your body, the possible kickback may
control over kickback or torque reaction during
propel the spinning wheel and the power tool directly at
start-up. The operator can control torque reactions or
you.
kickback forces, if proper precautions are taken.
When wheel is binding or when interrupting a cut for
Never place your hand near the rotating accessory.
any reason, switch off the power tool and hold the pow-
Accessory may kickback over your hand.
er tool motionless until the wheel comes to a complete
Do not position your body in the area where power tool
stop. Never attempt to remove the cut-off wheel from
will move if kickback occurs. Kickback will propel the
the cut while the wheel is in motion otherwise kickback
tool in direction opposite to the wheel’s movement at the
may occur. Investigate and take corrective action to elimi-
point of snagging.
nate the cause of wheel binding.
Use special care when working corners, sharp edges,
Do not restart the cutting operation in the workpiece.
etc. Avoid bouncing and snagging the accessory. Cor-
Let the wheel reach full speed and carefully re-enter
ners, sharp edges or bouncing have a tendency to snag the
the cut. The wheel may bind, walk up or kickback if the
rotating accessory and cause loss of control or kickback.
power tool is restarted in the workpiece.
Do not attach a saw chain woodcarving blade or
Support panels or any oversized workpiece to minimize
toothed saw blade. Such blades create frequent kickback
the risk of wheel pinching and kickback. Large work-
and loss of control.
pieces tend to sag under their own weight. Supports must
be placed under the workpiece near the line of cut and near
Safety warnings specific for Grinding and
the edge of the workpiece on both sides of the wheel.
Abrasive Cutting-Off operations
Use extra caution when making a “pocket cut” into ex-
Use only wheel types that are recommended for your
isting walls or other blind areas. The protruding wheel
power tool and the specific guard designed for the se-
may cut gas or water pipes, electrical wiring or objects that
lected wheel. Wheels for which the power tool was not de-
can cause kickback.
signed cannot be adequately guarded and are unsafe.
Safety warnings specific for sanding operations
The grinding surface of the centre depressed wheels
must be mounted below the plane of the guard lip. An
Do not use excessively oversized sanding disc paper.
improperly mounted wheel that projects through the plane
Follow manufacturers recommendations, when select-
of the guard lip cannot be adequately protected.
ing sanding paper. Larger sanding paper extending be-
The guard must be securely attached to the power tool
yond the sanding pad presents a laceration hazard and
and positioned for maximum safety, so the least
may cause snagging, tearing of the disc, or kickback.
amount of wheel is exposed towards the operator. The
Safety warnings specific for wire brushing
guard helps to protect operator from broken wheel frag-
operations
ments, accidental contact with wheel and sparks that
could ignite clothing.
Be aware that wire bristles are thrown by the brush
Wheels must be used only for recommended applica-
even during ordinary operation. Do not overstress the
tions. For example: do not grind with the side of the
wires by applying excessive load to the brush. The wire
cut-off wheel. Abrasive cut-off wheels are intended for
bristles can easily penetrate light clothing and/or skin.
peripheral grinding; side forces applied to these wheels
If the use of a guard is recommended for wire brushing,
may cause them to shatter.
do not allow any interference of the wire wheel or
Always use undamaged wheel flanges that are of cor-
brush with the guard. Wire wheel or brush may expand in
rect size and shape for your selected wheel. Proper
diameter due to work load and centrifugal forces.
wheel flanges support the wheel thus reducing the possi-
bility of wheel breakage. Flanges for cut-off wheels may be
Additional Safety and Working
different from grinding wheel flanges.
Instructions
Do not use worn down reinforced wheels from larger
power tools. Wheels intended for larger power tools are
Observe correct mains voltage! The voltage of the pow-
not suitable for the higher speed of a smaller tool and may
er source must agree with the voltage specified on the
burst.
nameplate of the machine. Power tools marked with
230 V can also be operated with 220 V.
Additional safety warnings specific for abrasive
Use suitable detectors to determine if utility lines are
cutting off operations
hidden in the work area or call the local utility company
Do not “jam” the cut-off wheel or apply excessive pres-
for assistance. Contact with electric lines can lead to fire
sure. Do not attempt to make an excessive depth of cut.
and electric shock. Damaging a gas line can lead to explo-
Overstressing the wheel increases the loading and suscep-
sion. Penetrating a water line causes property damage or
tibility to twisting or binding of the wheel in the cut and the
may cause an electric shock.
possibility of kickback or wheel breakage.
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14 | English
Dusts from materials such as lead-containing coatings,
By applying too high application force, the machine can
some wood types, minerals and metal can be harmful to
be subject to overload. Overload can lead to overheat-
one’s health and cause allergic reactions, lead to res-
ing and damage of the power tool. After heavily strain-
piratory infections and/or cancer. Materials containing
ing the power tool, continue to run it at no-load for sev-
asbestos may only be worked by specialists.
eral minutes in order to cool it down.
– As far as possible, use a dust extraction system suita-
Do not use the power tool with a cut-off stand.
ble for the material.
Never use a cutting disc for roughing.
– Provide for good ventilation of the working place.
– It is recommended to wear a P2 filter-class respirator.
The quick-clamping nut may be used only for grinding
or cutting discs. Use only a flawless, undamaged quick-
Observe the relevant regulations in your country for the
clamping nut.
materials to be worked.
When the damping element between main handle and
Prevent dust accumulation at the workplace. Dusts can
motor housing is damaged, do not continue to use the
easily ignite.
power tool.
Secure the workpiece. A workpiece clamped with clamp-
Do not continue to use the power tool when the auxilia-
ing devices or in a vice is held more secure than by hand.
ry handle is damaged. Do not make any changes or
After breakage of the grinding disc during operation or
modifications to the auxiliary handle.
damage to the holding fixtures on the protection
When rotating the main handle, always turn it through
guard/power tool, the machine must promptly be sent to
until it engages – see figure 9, page 256.
an after-sales service agent for maintenance for address-
es, see section “After-sales Service and Application Ser-
To save energy, only switch the power tool on when using
vice”.
it.
Adjust protection guard in such a manner that sparking
Products sold in GB only: Your product is fitted with an
toward the operator is prevented.
BS 1363/A approved electric plug with internal fuse (ASTA
approved to BS 1362).
The tightening tension of the clamp from the protection
If the plug is not suitable for your socket outlets, it should be
guard can be changed by loosening or tightening the ad-
cut off and an appropriate plug fitted in its place by an author-
justment screw . Ensure that the protection guard is tightly
ised customer service agent. The replacement plug should
seated and check regularly.
have the same fuse rating as the original plug.
Do not touch grinding and cutting discs before they
The severed plug must be disposed of to avoid a possible
have cooled down. The discs can become very hot while
shock hazard and should never be inserted into a mains sock-
working.
et elsewhere.
Actuate the spindle lock button only when the grinder
Products sold in AUS and NZ only: Use a residual current de-
spindle is at a standstill. Otherwise, the machine may be-
vice (RCD) with a rated residual current of 30 mA or less.
come damaged.
After mounting the grinding tool and before switching
Symbols
on, check that the grinding tool is correctly mounted
and that it can turn freely. Make sure that the grinding
The following symbols are important for reading and under-
tool does not graze against the protection guard or oth-
standing the operating instructions. Please take note of the
er parts.
symbols and their meaning. The correct interpretation of the
symbols will help you to use the machine in a better and safer
When operating the machine with power from mobile gen-
manner.
erators, loss of performance or untypical behavior can oc-
cur upon switching on.
Symbol Meaning
When the machine only runs with strongly reduced speed,
Article number
the kickback stop has failed. When the machine runs at full
speed immediately after switching on, the reduced start-
ing current, the restarting protection and the kickback
stop have failed. The power tool should be sent immediate-
ly to an after-sales service for addresses, see section “Af-
Read all safety warnings and all instruc-
ter-sales Service and Application Service”.
tions
In case of short energy-containing pulses in the supply sys-
tem, which typically develop when lightning strikes, the
Before any work on the machine itself,
power tool’s kickback stop may actuate. If so, the machine
pull the mains plug from the socket out-
will switch off, yet can be restarted again thereafter imme-
let
diately.
When not using for extended periods, pull the mains plug out
Wear protective gloves
of the socket outlet. When the mains plug is inserted and
mains voltage is given, the power tool, even when switched
off, still consumes a low amount of current.
1 609 92A 0B9 | (31.7.13) Bosch Power Tools
English | 15
Symbol Meaning
Always wear ear protection.
Wear safety glasses/goggles
Movement direction
Apply strength for the workstep.
Delivery Scope
Switching On
Angle grinder, protection guard, auxiliary handle.
Special protection guards, application tools and other acces-
Switching Off
sories shown or described are not part of the standard deliv-
ery scope.
On/Off switch lock-on
A complete overview of accessories can be found in our ac-
cessories program.
Releasing the lock-on function of the
On/Off switch
Intended Use
Prohibited action
The machine is intended for roughing metal, stone and ceram-
ic materials.
Permitted action
For cutting with bonded abrasives, a special cutting guard
(accessory) must be used.
When cutting in stone, provide for sufficient dust extraction.
Next step of action
Together with the hand guard (accessory), the machine can
be used for brushing and grinding/sanding with elastic sand-
ing plates.
P
1
Rated power input
The machine is suitable only for working without water.
P
2
Output power
n Rated speed
Technical Data
l = Grinder spindle length
The technical data of the machine are listed in the table on
d
1
= Grinder spindle diameter
page 246.
The values given are valid for a nominal voltage [U] of 230 V.
D = Max. grinding disc diameter
For different voltages and models for specific countries,
d
2
= Inner disc diameter
these values can vary.
Kickback stop
Please observe the article number on the type plate of your
machine. The trade names of the individual machines may
vary.
Restarting Protection
Declaration of Conformity
We declare under our sole responsibility that the product de-
scribed under “Technical Data” is in conformity with the fol-
Reduced starting current
lowing standards or standardization documents: EN 60745
according to the provisions of the directives 2011/65/EU,
2004/108/EC, 2006/42/EC.
Additional information
Technical file (2006/42/EC) at:
Robert Bosch GmbH, PT/ETM9,
D-70745 Leinfelden-Echterdingen
Surface grinding
Grinding/sanding with sanding sheet
Bosch Power Tools 1 609 92A 0B9 | (31.7.13)
d
1
l
d
2
D
Symbol Meaning
Weight according to EPTA-Procedure
01/2003 with vibration-damping auxil-
iary handle
Weight according to EPTA-Procedure
01/2003 with standard-auxiliary handle
/II Symbol for protection class II
(completely insulated)
L
wA
Sound power level
L
pA
Sound pressure level
KUncertainty
a
h
Vibration total value
1
2
OBJ_BUCH-1528-002.book Page 15 Wednesday, July 31, 2013 10:38 AM
16 | English
Henk Becker
Helmut Heinzelmann
The vibration emission level given in this information sheet
Executive Vice President
Head of Product Certification
has been measured in accordance with a standardised test
Engineering
PT/ETM9
given in EN 60745 and may be used to compare one tool with
another. It may be used for a preliminary assessment of expo-
sure.
The declared vibration emission level represents the main ap-
plications of the tool. However if the tool is used for different
Robert Bosch GmbH, Power Tools Division
applications, with different accessories or poorly maintained,
D-70745 Leinfelden-Echterdingen
the vibration emission may differ. This may significantly in-
21.06.2013
crease the exposure level over the total working period.
An estimation of the level of exposure to vibration should also
Noise/Vibration Information
take into account the times when the tool is switched off or
The measured values of the machine are listed in the table on
when it is running but not actually doing the job. This may sig-
page 246.
nificantly reduce the exposure level over the total working pe-
riod.
Noise and vibrational values (vector sum of three directions)
Identify additional safety measures to protect the operator
determined according to EN 60745.
from the effects of vibration such as: maintain the tool and the
accessories, keep hands warm, organise work patterns.
Mounting and Operation
The following table indicates the action objectives for mounting and operation of the power tool. The instructions for each action
objective are shown aside. Depending on the type of application, various instruction combinations are required. Observe the
safety instructions.
Action Figure Please observe Page
Grinding, preparation
1 247 – 248
Cutting, preparation
2 249 – 250
Cutting stone, brick and tiles,
3 251 – 252
preparation (recommenda-
tion)
Removing paint, preparation
4 253
Removing rust, preparation
5 254
Mounting the quick-clamping
6 255
nut
1 609 92A 0B9 | (31.7.13) Bosch Power Tools
30°
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OBJ_BUCH-1528-002.book Page 17 Wednesday, July 31, 2013 10:38 AM
English | 17
Action Figure Please observe Page
Dismounting the quick-clamp-
7 255
ing nut
Rotating the Main Handle
8 256
(GWS 24-180 LVI/
GWS 24-230 LVI/
GWS 26-180 LVI/
GWS 26-230 LVI)
Switching On and Off
9 256
Switching On and Off (country-
10 256
specific switch version without
lock-on function)
Working effectively with the
11 257
angle grinder
Grey-marked area: Handle
12 257
(insulated gripping surface)
Selecting the admissible
13 257
grinding tool
Selecting Accessories
– 258 – 259
Maintenance and Cleaning
parts. Exploded views and information on spare parts can al-
so be found under:
For safe and proper working, always keep the machine
www.bosch-pt.com
and ventilation slots clean.
Bosch’s application service team will gladly answer questions
In extreme conditions, always use dust extraction as far
concerning our products and their accessories.
as possible. Blow out ventilation slots frequently and in-
In all correspondence and spare parts order, please always in-
stall a residual current device (RCD). When working met-
clude the 10-digit article number given on the type plate of
als, conductive dust can settle in the interior of the power
the machine.
tool. The total insulation of the power tool can be impaired.
Great Britain
Please store and handle the accessory(-ies) carefully.
Robert Bosch Ltd. (B.S.C.)
If the replacement of the supply cord is necessary, this has to
P.O. Box 98
be done by Bosch or an authorized Bosch service agent in or-
Broadwater Park
der to avoid a safety hazard.
North Orbital Road
Denham
After-sales Service and Application
Uxbridge
UB 9 5HJ
Service
Tel. Service: (0844) 7360109
Our after-sales service responds to your questions concern-
Fax: (0844) 7360146
ing maintenance and repair of your product as well as spare
E-Mail: boschservicecentre@bosch.com
Bosch Power Tools 1 609 92A 0B9 | (31.7.13)
