3.With the guard cover 8 open, install grind- ing wheel with against inner flange 11, then install outer flange 12 and secure with nut 13. Close guard cover and secure with wing nuts 7.
ciency of the motor, we recommend every two to six month the brushes be examined. Only genuine Bosch replacement brushes specially designed for your tool should be used.
Removing Accessories
Repeat steps 1, and 2 of above and remove accessory.
Bearings
After about
Maintenance and Service
WARNING! Preventive maintenance per- formed by unauthorized personnel may result in misplacing of internal wires and components which could cause serious hazard. We recom- mend that all tool service be performed at Bosch Factory Service Center.
Tool Lubrication
Your Bosch tool has been properly lubricated and is ready for use. We recommend, that the tools with gears be regreased with a special gear lubricant at every time the brushes are changed.
Carbon Brushes
The brushes and commutator in your Bosch tool have been engineered for many hours of dependable service. To maintain peak effi-
Cleaning
WARNING! To avoid accidents, always disconnect the tool from the power supply beforecleaningorperforminganymaintenance. The tool may be cleaned most effectively with compressed 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! Certain cleaning agents and solvents damage plastic parts. Some of these are: gasoline, carbon tetrachloride, chlorinated cleaning solvents, ammonia and household de- tergents that contain ammonia.
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