Hilti AG 125-A36 Manual Del Usuario página 31

5.7 Fitting and removing accessory tools
CAUTION
Risk of injury. The accessory tool may be hot.
▶ Wear protective gloves when changing the accessory tool.
Note
Diamond discs must be replaced when their cutting or grinding performance drops significantly. This
generally is the case when the segments reach a height of less than 2 mm.
Other discs must be replaced when their cutting performance drops significantly or other parts of the
angle grinder (not the disc) come into contact with the material you are working on.
Abrasive discs must be replaced when their expiry date has been reached.
5.7.1 Fitting an accessory tool 10,
1. Remove the battery. → page 24
2. Check that the O-ring is in place in the clamping flange and that it is undamaged.
Result
The O-ring is damaged.
There is no O-ring in the clamping flange.
▶ Fit a new clamping flange with O-ring.
3. Fit the clamping flange onto the drive spindle (keyed fit to prevent slipping/rotation).
4. Fit the accessory tool.
WARNING
Risk of injury. The accessory tool may work loose due to the braking effect of the motor.
▶ Wait until the accessory tool has come to a standstill before touching or gripping the accessory
tool or the clamping nut.
▶ Secure the accessory tool by tightening the clamping flange and clamping nut firmly so that no
parts work loose from the spindle due to the braking effect of the motor.
5. Screw on the clamping nut corresponding to the type of accessory tool fitted.
6. Press the spindle lockbutton and hold it in this position.
7. Use the pin wrench to tighten the clamping nut securely, then release the spindle lockbutton and remove
the wrench.
5.7.2 Removing the accessory tool
1. Remove the battery. → page 24
CAUTION
Risk of breakage and irreparable damage. If the spindle lockbutton is pressed while the spindle is
rotating, this may cause the accessory tool to work loose or 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 wrench and turning the nut counterclockwise.
4. Release the spindle lockbutton and remove the accessory tool.
5.7.3 Fitting an accessory tool 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: 15.12.2016 | Doc-Nr: PUB / 5246577 / 000 / 02
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