Hilti AG 125-19SE Manual De Usuario página 31

6.2.3 Removing the guard
1. Press the guard release button and then rotate the guard until the two triangular marks on the guard and
the power tool are in alignment.
2. Lift off the guard.
6.3 Fitting or removing the front cover
1. Position the front cover with the closed side on the standard guard and push it on until it engages.
2. To remove it, release the catch for the front cover and then lift the front cover away from the standard
guard.
6.4 Fitting or removing the discs
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 diamond segments reach a height of less than 2 mm (1/16").
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.
6.4.1 Fitting the grinding disc
1. Disconnect the mains plug from the power outlet.
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.
4. Fit the grinding disc.
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.
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, 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 pin wrench and turning the nut counterclockwise.
4. Release the spindle lockbutton and remove the grinding disc.
6.4.3 Fitting a grinding disc 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.
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