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2610041357 09-15 GWS10 GWS13.qxp_GWS series 9/18/15 12:56 PM Page 25
Preventive maintenance
performed by unauthorized
WARNING
per so n nel may result in misplacing of
internal wires and components which could
cause serious hazard. We recommend that
all tool service be performed by a Bosch
Factory Service Center or Autho rized Bosch
Service Station.
GFCI and personal protection devices like
electrician's rubber gloves and footwear will
further enhance your personal safety.
TOOL LUBRICATION
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.
CARBON BRUSHES
The brushes and commutator in your tool have
been engineered for many hours of
dependable service. To maintain peak
If an extension cord is
necessary, a cord with
WARNING
adequate size conductors that is capable
of carrying the current necessary for your
tool must be used. This will prevent
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
heav i er the cord.
The use of accessories not specified for use with the tool described in this
manual may create a hazard.
WARNING
* Type 27 wheel guard
** Type 41/1A wheel guard
* Lock nut
* Backing flange
* Side handle
* Lock nut wrench
** Surfacing guard
Do not use Type 11 abrasive (cup) wheels with this tool. This tool is not
designed for use with type 11 (cup) abrasive grinding wheels.
WARNING
Maintenance
Service
Extension Cords
Accessories
efficiency of the motor, we recommend every
two to six months the brush es be examined.
Only genuine Bosch replace ment brushes
specially designed for your tool should be used.
To avoid accidents always
dis connect the tool from
the power supply before cleaning or
WARNING
performing any main tenance. The tool may
be cleaned most effectively with compressed
dry air. Always wear safety gog gles when
cleaning tools with compressed air.
Ventilation openings and switch levers must be
kept clean and free of foreign matter. Do not
at tempt to clean by inserting pointed objects
through openings.
Certain cleaning agents
and
WARNING
plastic parts. Some of these are: gasoline,
carbon tetrachlo ride, chlo rinated cleaning
solvents, ammonia and house hold detergents
that contain ammonia.
RECOMMENDED SIZES OF EXTENSION CORDS
120 VOLT ALTERNATING CURRENT TOOLS
Cord Size in A.W.G.
Tool's
Ampere
Cord Length in Feet
Rating
25
50
18
16
18
16
3-6
18
16
6-8
16
16
8-10
14
12
10-12
12-16
** Type 41/1A masonry cutting guard
** Concrete dust extraction attachment
** Grinding wheel
** Backing pad
** Hand shield
(*= standard equipment)
(**= optional accessories)
-25-
sol vents
damage
Wire Sizes in mm
Cord Length in Meters
15
30
60
120
100
150
16
14
0.75
0.75
1.5
14
12
0.75
1.0
2.5
14
12
0.75
1.0
2.5
14
12
1.0
2.5
4.0
–
–
–
–
–
2
2.5
4.0
4.0
–
–
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