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CAUTION
Remove the insert tool before laying the power tool down or placing it on the transport trolley. Disconnect the mains plug from the power outlet. Unintentional starting (accidental contact with the on / off switch) may cause the power tool to kick.
7.2.1 TPS Theft Protection System (optional)
NOTE
The power tool may be equipped with the optional theft protection system. If the power tool is equipped with this feature, it can be unlocked and made ready for operation only through use of the corresponding TPS key.
7.2.1.1Unlocking the power tool
1.Plug the supply cord into the power outlet. The yellow theft protection indicator LED blinks. The power tool is now ready to receive the signal from the TPS key.
2.Hold the TPS key or the TPS watch strap buckle against the lock symbol. The power tool is un- locked as soon as the yellow theft protection indicator LED no longer lights.
NOTE If, for example, the electric supply is briefly interrupted due to a power failure or disconnected when moving to a different workplace, the power tool remains ready for operation for approx. 20 minutes. In the event of a longer interruption, the TPS key must be used again to unlock the power tool.
7.2.1.2Activation of the theft protection system for the power tool
NOTE
Further detailed information on activation and use of the theft protection system can be found in the operating instructions for the theft protection system.
7.2.2 Chiseling
NOTE
Working at low temperatures: The hammering mech- anism works only when the power tool has reached a minimum operating temperature. Bring the chisel into contact with the base material and allow the power tool to run under no load until the minimum operat- ing temperature is reached. If necessary, repeat this procedure until the hammering mechanism begins to operate.
7.2.2.1Chiseling
1.Plug the mains plug of the supply cord into the power outlet.
2.Position the tip of the chisel at the point where chiseling is to begin.
3.Press the on / off switch fully.
7.2.2.2Switching off
Release the on / off switch.
8. Care and maintenance
CAUTION
Disconnect the mains plug from the power outlet.
CAUTION
The power tool must always be checked by a Hilti specialist for internal or external damage whenever it has been dropped or fallen over.
8.1 Care of insert tools
Clean off dirt and dust deposits adhering to the insert tools and protect them from corrosion by wiping the insert tools from time to time with an
8.2 Care of the power tool
The outer casing of the power tool is made from
Never operate the power tool when the ventilation slots are blocked. Clean the ventilation slots carefully using a dry brush. Do not permit foreign objects to enter the interior of the power tool. Clean the outside of the power tool at regular intervals with a slightly damp cloth. Do not use a spray, steam pressure cleaning equipment or running water for cleaning. This may negatively affect the electrical safety of the power tool. Always keep the grip surfaces of the power tool free from oil and grease. Do not use cleaning agents which contain silicone.
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