See Figure E.
Regularly check the gearbox. Refill with suitable grease (not supplied) if necessary.
- Turn the gearbox cover (11) anticlockwise and remove it.
- Fill the gear box with suitable grease.
- Fit the gearbox cover (11) back onto the product and turn it clockwise.
Make sure it is properly fastened.
8. Troubleshooting
By purchasing this rotary hammer, you have acquired a product design to the state of the art and operationally reliable.
Nevertheless, problems or errors may occur.
The following contains description for the removal of possible interference.
Always observe all safety information in these operating instructions.
Problem
Motor stops running.
Drill bit doesn't rotate.
N o hammering action and the tool
wobbles.
Tool doesn't produce full power.
9. Care and cleaning
Always disconnect the device before performing any adjustment or maintenance operation. If the supply
cord is damaged, it must be replaced by the manufacturer or its service agent in order to avoid a hazard.
a) Cleaning
Avoid using solvents when cleaning plastic parts. Most plastic parts are susceptible to damage from
various types of commercial solvents and may be damaged by their use.
• Use clean cloths to remove dirt, carbon dust, etc.
Solution aid
• Connect to power source.
• Check all plugs.
• Replace or repair the switch.
• Replace the brush with a new one.
• After rotation has stopped, move the operating mode selector knob
until it engages.
• Allow tool to reach the minimum operating temperature.
• Set operating mode selector knob to hammer drilling.
• Press the control switch as far as it will go.
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