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Maintenance
Serviceshould be replaced at Bosch Factory
Preventive maintenanceService Center or Authorized Bosch Service
!WARNING
performed by unauth-Station. Bearings which become noisy (due
orized personnel may result in misplacingto heavy load or very abrasive material cut-
of internal wires and components whichting) should be replaced at once to avoid
could cause serious hazard. Weoverheating or motor failure.
recommend that all tool service be
performed by a Bosch Factory Service
Cleaning
Center or Authorized Bosch Service Station.
To avoid accidents always
TOOL LUBRICATIONdisconnect the tool from!WARNING
Your Bosch tool has been properlythe power supply before cleaning or
lubricated and is ready to use. It isperforming any maintenance. The tool
recommended that tools with gears bemay be cleaned most effectively with
regreased with a special gear lubricant atcompressed dry air. Always wear safety
every brush change.goggles when cleaning tools with
compressed air.
CARBON BRUSHES
The brushes and commutator in your toolVentilation openings and switch levers must
have been engineered for many hours ofbe kept clean and free of foreign matter. Do
dependable service. To maintain peaknot attempt to clean by inserting pointed
efficiency of the motor, we recommendobjects through openings.
every two to six months the brushes beCertain cleaning agents
examined. Only genuine Bosch replacementand solvents damage!CAUTION
brushes specially designed for your toolplastic parts. Some of these are: gasoline,
should be used.
carbon tetrachloride, chlorinated cleaning
BEARINGSsolvents, ammonia and household
After about 300-400 hours of operation, ordetergents that contain ammonia.
at every second brush change, the bearings
Accessories
If an extension cord isRECOMMENDED SIZES OF EXTENSION CORDS
!WARNING
necessary, a cord with120 VOLT ALTERNATING CURRENT TOOLS
adequate size conductors that is capable2
Cord Size in A.W.G.
of carrying the current necessary for yourToolOs Wire Sizes in mm
Ampere
tool must be used. This will preventCord Length in FeetCord Length in Meters
Rating
excessive voltage drop, loss of power or2550 100 15015 30 60 120
overheating. Grounded tools must use 3-3-6181616140.75 0.75 1.5 2.5
wire extension cords that have 3-prong6-8181614120.75 1.0 2.5 4.0
plugs and receptacles.8-10181614120.75 1.0 2.5 4.0
NOTE: The smaller the gauge number, the10-12161614121.0 2.5 4.0 N
heavier the cord.12-161412NNN N NN
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