Removing Standard Guard; Fitting And Removing Accessory Tools - Hilti AG 4S-A22 Manual De Instrucciones

5. Secure the guard by closing the clamping lever.
The guard is preset to the correct clamping diameter by the adjusting screw. If tension is too low
when the guard is fitted, the adjusting screw can be tightened slightly to increase the clamping force.
6.5.2 Adjusting standard guard
1. Remove the battery. → page 10
2. Release the clamping lever.
3. Rotate the guard to the required position.
4. Secure the guard by closing the clamping lever.
6.5.3

Removing standard guard

1. Release the clamping lever.
2. Rotate the guard until the keyed locating lug is aligned with the keyed locating groove and then remove
the guard.
6.6 Fitting or removing the front cover
The front cover, when used, is clipped onto the guard.
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.
6.7

Fitting and removing accessory tools

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.
CAUTION
Risk of injury. The accessory tool may be hot.
▶ Wear protective gloves when changing the accessory tool.
CAUTION
Danger if accessory tool with integrated thread works loose! Incorrect installation of the accessory tool
can result in serious injury.
▶ Always tighten the accessory tool with integrated thread until it is hand-tight.
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 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.
6.7.1 Fitting an accessory tool
1. Remove the battery. → page 10
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. Clean the clamping flange and the clamping nut.
4. Fit the clamping flange onto the drive spindle.
*2223268*
Printed: 29.08.2019 | Doc-Nr: PUB / 5476787 / 000 / 02
6
7
8
2223268 English 11