7. Replace clear guard and hold the drill bit so the tip
touches the grinding wheel (3d).
8. Switch the Power Unit on.
9. Use light steady pressure for 5 seconds to sharpen
tip. Do not press hard. Turn drill over to sharpen other
side of tip as above. Check both sides are sharp and
that they meet in the middle (3e).
10. Switch the Power Unit off. Before removing the
module, ensure the grinding wheel has stoped.
SHARPENING HAMMER DRILLS
1. Hammer Drils need to be “backed off”. Lift guard
and swing bridge forward and locate drill in bridge
channel. Ensure drill tip lays flat in locating slot (3f).
2. Replace guard and switch the Power Unit on using
light pressure to grind off small chamfer from edge of
tip (3g).
3. Switch the Power Unit off. Before removing the
module, ensure the grinding wheel has stopped.
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