Tool Lubrication; Carbon Brushes - Bosch 1974-8 Consignes De Fonctionnement/Sécurité

1609929T61.qxp_1974 8/18/16 1:32 PM Page 16
BRUSHING PRESSURE
1. Remember, the tips of a wire brush do the
work. Operate the brush with the lightest
pressure so only the tips of the wire come in
contact with the work.
2. If heavier pressures are used, the wires
will be overstressed, resulting in a wiping
action; and if this is continued, the life of the
CORRECT:
Wire tips doing
the work.
CORRECT:
Wire tips doing
the work.
orized per so n nel 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 brush es be examined.
Only genuine Bosch replace ment brushes
specially designed for your tool should be
used.
BEARINGS
After about 300-400 hours of operation, or at
every second brush change, the bearings
16
*Always follow manufacturer instructions*
WIRE WHEEL BRUSH
WIRE CUP BRUSH
Maintenance
Service
Preventive maintenance
performed by unauth-
serious hazard.
*AAA Rent-All 225-291-1356*
brush will be shortened due to wire fatigue.
3. Apply the brush to the work in such a way
that as much of the brush face as possible is
in full contact with the work. Applying the
side or edge of the brush to the work will
result in wire breakage and shortened brush
life.
INCORRECT:
Excessive
pressure can
cause wire
breakage.
INCORRECT:
Excessive
pressure can
cause wire
breakage.
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.
We
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
detergents that contain ammonia.
Cleaning
To avoid accidents
always dis connect the
Certain cleaning agents
and sol vents damage
and house hold