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authorized personnel may result in
misplacing
of
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.
Your Bosch tool has been properly lubricated
TOOL LUBRICATION
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
CARBON BRUSHES
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.
After about 300-400 hours of operation, or at
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
heav i er the cord.
* Top auxiliary handle
* Chuck key
Maintenance
Preventive maintenance
Service
performed
by
internal
wires
Extension Cords
If an extension cord is
necessary, a cord with
Accessories
should be replaced at Bosch Factory Service
Center or Au thorized Bosch Service Station.
Bearings which become noisy (due to heavy
un -
load or very abrasive material cut ting) should
be replaced at once to avoid overheating or
and
motor failure.
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.
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
18
16
18
16
3-6
18
16
6-8
16
16
8-10
14
12
10-12
12-16
(*= standard equipment)
(**= optional accessories)
-12-
To
avoid
accidents
Cleaning
always dis connect the
Certain cleaning agents
and sol vents damage
Wire Sizes in mm
Cord Length in Meters
15
30
60
50
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
120
2.5
4.0
4.0
–
–
–
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