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Item 69334
Masonry Drilling
Changing Drill Bits
CAUTION!
Wear heavy-duty work gloves to provide
protection when inserting and removing drill bits. Drill bits
become very hot during use. Do not remove drill bits until
the bit has cooled. Do not strike stuck bits with a hammer.
1. Grease the drill bit shank before installing.
2. Pull back on the Chuck and insert the drill bit.
Make sure it slides all the way into the opening.
3. Release the Chuck.
4. Check that the drill bit is secured in place. It should
not be able to be pulled out of the Chuck.
Note:
When drilling a hole larger than 1-1/4"
diameter, use a drill bit with four cutting edges.
Hammer Drill Operation
1. Adjust the Auxiliary Handle as needed.
2. Set the Function by adjusting the Mode
Selector to the desired setting.
3. Plug in the Power Cord.
4. Squeeze and hold the Trigger to
turn on the Rotary Hammer.
5. Do not apply excessive force. allow
the tool to do the work..
6. When finished, to prevent accidents, release the
Trigger and disconnect its power supply after
use. Allow the bit to cool then pull back on the
Chuck and remove the bit from the Chuck and
wipe off the bit’s shank. Clean the tool, then
store the tool indoors out of children’s reach.
Concrete Drilling Tips
1. Do not add water to the drill hole.
2. Clean the bit flutes regularly while drilling.
3. Back the bit out of the hole often during drilling,
especially when drilling deep holes.
4. Grease the bit shank and bit holder and keep
the shank end of the bit dust and debris free.
5. Use the shortest bit practical.
6. When drilling deep holes, work in stages,
use a short bit for the beginning of the
hole, then change to a longer bit.
SAFETY
OPERA
TION
MAINTENANCE
SETUP
