Operation of the rotary hammer drill
17
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IRE
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Adjusting the front handle
1. Loosen the front handle
10
(see
fig. A
) by turning it counterclockwise and
turning it around the drill axis to a convenient lateral working position.
2. Turn the front handle clockwise to fix it in place.
Inserting and removing the masonry drill bits
1. If necessary, clean the end of the drill bit to be inserted and grease it lightly with
drilling grease (not included in the product contents).
2. Push the collar of the chuck
11
back and hold the collar in place (see
fig. C
).
3. Insert the masonry drill bit
13
in the tool holder.
4. Turn the masonry drill bit slightly until it slides into the tool holder and then let go
of the collar.
5. Check that it is secure by pulling the masonry drill bit forward.
Once the locking mechanism is secure, the masonry drill bit cannot be pulled out.
6. To remove the masonry drill bit after use, slide the collar back to the stop point.
You can now remove the masonry drill bit by pulling it out to the front.
Inserting and removing metal drill bits
1. Push the collar of the chuck
11
back and hold the collar in place.
2. Insert the shaft of the clamping chuck
18
in the tool holder.
3. Turn the shaft slightly until it slides into the tool holder and then let go of the collar.
4. Pull the clamping chuck to check that the locking mechanism is secure.
5. Open the clamping chuck by turning it counterclockwise.
6. Insert a metal drill bit (not included in the product contents) in the clamping chuck
and turn the clamping chuck clockwise until it is closed.
7. Use the clamping chuck key
17
to securely clamp the drill bit in place (see
fig. E
).
8. Check whether the metal drill bit is clamped in the clamping chuck so that it is
straight and secure.
9. To remove the metal drill bit, open the clamping chuck by turning it
counterclockwise.
10. To remove the clamping chuck after use, slide the collar back and pull the
clamping chuck forward and out of the tool holder.
