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For selection of dust collection systems and
operating instructions, see the Operating /
Safety Instructions for 'Dust Extraction
orized 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.
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 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.
BEARINGS
Every second brush change, the bearings
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
higher the cord capacity.
* Auxiliary Handle
* Carrying case
Dust Extraction
Maintenance
Service
Preventive maintenance
performed by unauth-
Extension Cords
If an extension cord is
necessary, a cord with
Accessories
Attachments for Hammers and Hammer Drills'
included with your tool or with the dust
extraction attachment.
should be replaced at Bosch Factory Service
Center or Au thorized Bosch Service Station.
Bearings which become noisy (due to heavy
load or very abrasive material cut ting) should
be replaced at once to avoid overheating or
motor failure.
Cleaning
To avoid accidents always
dis connect the tool from
the power supply before cleaning or
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 sol vents damage
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
3-6
18
16
6-8
18
16
8-10
18
16
10-12
16
16
12-16
14
12
(*= standard equipment)
(**= optional accessories)
-12-
Wire Sizes in mm
Cord Length in Meters
100
150
15
30
60
120
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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