Hilti SR 4-A22 Mode D'emploi page 14

5. Release the locking sleeve and allow it to move back to its original position until it engages with an
audible click.
6. Grip and pull the saw blade to check that it is locked in position.
5.6 Removing the saw blade
1. Engage the transport lock.
2. Turn the chuck locking sleeve counterclockwise and hold it in this position.
3. Pull the blade forward out of the chuck.
4. Release the locking sleeve and allow it to move back to its original position.
5.7 Switching on
1. Disengage the transport lock.
2. Press the control switch.
5.8 Switching off
WARNING
Risk of injury due to saw run-on !
▶ Do not lift the product away from the workpiece until it has stopped completely.
▶ Wait until the product stops completely before you lay it down.
1. Release the control switch.
2. Engage the transport lock.
5.9 Plunge cutting 5
WARNING
Risk of injury! Risk of kickback.
▶ Apply the appropriate safety measures at the rear of the workpiece when plunge sawing. Use only
suitable saw blades (length as short as possible).
Use the plunge cutting technique only on soft materials and only with short saw blades. The product
can be used in one of two plunge cutting positions: in the normal position or in the reversed position.
1. Bring the forward edge of the AVR contact shoe into contact with the workpiece.
2. Disengage the transport lock.
3. Press the control switch.
4. Press the forward edge of the contact shoe against the workpiece and begin the plunge action by slowly
increasing the angle of attack.
To prevent stalling, it is important that the product is running before the saw blade is brought into
contact with the surface.
5. Once the saw blade has penetrated right through the material, bring the product into the normal working
position (AVR contact shoe flush with the workpiece) and then continue sawing along the cutting line.
5.10 Changing the AVR contact shoe
The AVR contact shoe can be changed when required.
1. Engage the transport lock.
2. Remove the saw blade.
3. Pull the rectangular plastic pin forward.
It is located between the two AVR contact shoe guide pins.
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