Drill.chuck/Arbor - Grizzly G1007 Owner's Manual

to remove a collet or an arbor:
1. loosen the hex head at the top of the
drawbar (2 or 3 turns).
2. hold the cutter with a shop towel to pre-
vent it from dropping completely out of the
machine. tap on the top of the drawbar with
a rubber mallet to loosen the collet from the
spindle (figure 21).
vertical
drawbar
arbor
figure 21. Collet removal.
3. Continue to turn the drawbar counterclock-
wise until it is free from the collet. once
loose, remove and replace with your desired
collet. remove cutting tools from spindle
when not in use.
-22-
drill chuck/arbor
your Mill/drill has been pre-fitted with a drill chuck
arbor that has an r-8 shank and a Jacob's taper.
it is ready to accept the standard drill chuck pro-
vided with this machine.
to install the drill chuck:
Clean the grease off the drill chuck. pay par-
1.
ticular attention to the bore in the drill chuck: it
must be free from all grease, oil and debris.
Clean any grease, oil or debris off the Jacob's
2.
taper already installed in your Mill/drill.
retract the drill chuck jaws fully by turning the
3.
body of the drill chuck clockwise.
press the drill chuck onto the Jacob's taper.
4.
tap lightly with a rubber mallet to get a good
fit.
note: While it may not seem like there is
anything keeping the drill chuck in place, the
Jacob's Taper fitting provides a strong bond
and will hold the drill chuck tightly (figure
22).
drill Chuck
figure 22. drill chuck.
this drill chuck installation is permanent.
5.
do not try to remove the drill chuck from the
Jacob's taper.
g1006/7 heavy duty Mill/drill
arbor w/Jacobs taper