Maintenance - Bosch 1295DH Operating/Safety Instructions Manual

BM 2610914126 9-03 10/1/03
Service
Preventive maintenance
WARNING
!
performed by unauthorized
personnel may result in misplacing of
internal wires and components which
could cause serious
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.
BEARINGS
After about 300-400 hours of operation, or
at every second brush change, the bearings
If an extension cord is
WARNING
!
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.
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Maintenance

should be replaced at Bosch Factory
Service Center or Authorized 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.
hazard. We
WARNING
!
tool from the 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.
CAUTION
!
plastic parts. Some of these are: gasoline,
carbon tetrachloride, chlorinated cleaning
solvents,
detergents that contain ammonia.
Accessories
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
3-6 18
6-8 18
8-10
18
10-12 16
12-16 14
-10-
Cleaning
To avoid accidents,
always disconnect the
Certain cleaning agents
and solvents damage
ammonia and household
Wire Sizes in mm
Cord Length in Meters
50 100 150 15 30 60 120
16 16 14 0.75 0.75 1.5 2.5
16 14 12 0.75 1.0 2.5 4.0
16 14 12 0.75 1.0 2.5 4.0
16 14 12 1.0 2.5 4.0 —
12 — — — — — —
2