Hilti AG 500-11S, Original Operating Instructions

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English 21
6.4.1 Fitting the grinding disc
1. Disconnect the mains plug from the power outlet.
2. Clean the clamping flange and the clamping nut.
3. Screw the clamping flange onto the arbor.
4. Fit the grinding disc.
5. Screw on the clamping nut corresponding to the type of grinding disc
fitted.
6. Press the arbor lockbutton and hold it in this position.
7. Use the pin wrench to tighten the clamping nut securely, then release the
arbor lockbutton and remove the wrench.
6.4.2 Removing the grinding disc
1. Disconnect the mains plug from the power outlet.
CAUTION
Risk of breakage and irreparable damage. If the spindle lockbutton is
pressed while the spindle is rotating, the accessory tool can detach from the
power tool.
▶
Press the spindle lockbutton only when the spindle has stopped rotating.
2. Press the spindle lockbutton and hold it in this position.
3. Release the clamping nut by gripping it with the pin wrench and turning
the nut counterclockwise.
4. Release the spindle lockbutton and remove the grinding disc.
6.4.3 Fitting a grinding disc secured with a Kwik lock nut
CAUTION
Risk of breakage. Heavy wear (abrasion) may cause the Kwik lock nut to
break.
▶
When working with the power tool, make sure that the Kwik lock nut
doesn’t come into contact with the working surface.
▶
Do not use a damaged Kwik lock nut.
Printed: 19.10.2018 | Doc-Nr: PUB / 5402264 / 000 / 01