DRILL DOCTOR 500X Mode D'emploi page 17

• You will hear a grinding noise
complete each half-turn and each side of the bit face is
ground.
• The Chuck will rock as you turn it and the Cam rides
on the Guide.
1.
2.
Cam
Against
Cam Guide
even. To sharpen both sides of the bit evenly, always use
an even number of half-turns. The number of turns need-
ed to sharpen the bit depends on the size.
Turn the Chuck an even number of half-turns with light
inward pressure:
• 3/32-inch bits—use 2 to 4 half-turns,
• 1/8-inch bits—use 4 to 6 half-turns,
• 3/8-inch bits—use 16 to 20 half-turns.
Note:
Use just enough pressure to keep the Cam against
the Cam Guide. Let the machine do the sharpening.
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z
z
z
z
(z
Align Guides
Turn the Drill Doctor on.
Align either of the Sharpen-
ing Guides with the Cam
Guide on the machine.
Insert Chuck and turn
until the bit is sharp
Insert the Chuck in the
Sharpening Port. Making
sure you keep the Cam
against the Cam Guide,
rotate the Chuck one half-
turn in a clockwise direc-
tion—from Sharpening Guide
to Sharpening Guide—an
EVEN number of times. Your
motion should be smooth and
z
z
z
z) as
you
Cam
Sharpening
Guide
Cam Guide
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