Maintenance; Extension Cords - Bosch OS50VC Operating/Safety Instructions Manual

BM 2609932873 11-12_BM 2609932873 11-12.qxp 11/27/12 10:48 AM Page 13
Preventive maintenance
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performed by unauthorized
personnel may result in misplacing of
internal wires and components which
could cause
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 brushes be examined.
Only genuine Bosch replacement brushes
specially designed for your tool should be
used.
If an extension cord is
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necessary, a cord with
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
heavier the cord.
* Dust canister
* Sanding sheet
* Sandpaper punch-plate
* 5 mm hex wrench

Maintenance

Service
serious hazard.

Extension Cords

Accessories
*standard equipment, **optional accessories
Bearings which become noisy (due to heavy
load or very abrasive material cutting) should
be replaced at once to avoid overheating or
motor failure.
We
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power supply before cleaning or performing
any maintenance. The tool may be cleaned
most effectively with compressed dry air.
Always wear safety goggles when 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.
C UTION
parts. Some of these are: gasoline, carbon
tetrachloride, chlorinated cleaning solvents,
ammonia and household 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
** Additional types of sanding sheets
** VAC004 Vacuum hose adaptor
** Vacuum hoses
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BEARINGS
Cleaning
To avoid accidents always
disconnect the tool from the
Certain cleaning agents and
solvents damage plastic
Wire Sizes in mm
Cord Length in Meters
100 150 15 30 60
16 14 0.75 .075 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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