-28-
Model W1680 (For Machines Mfd. Since 06/22)
O
PE
R
ATIO
NS
Figure.27..
Example of tightening chuck
with chuck key.
Installing/Removing.
Drill.Bit
Any drill bit you install in the chuck must be tight enough
that it will not come loose during operation.
Installing.Drill.Bit
Tool.Needed.
Qty
Chuck Key ........................................................1
Removing.Drill.Bit
To.install.drill.bit,.do.these.steps:
1.
DISCONNECT MACHINE FROM POWER!
2.
Open drill chuck wide enough to accept shank of bit.
3.
Insert drill bit as far as possible into chuck WITHOUT
allowing chuck jaws to touch fluted portion of bit,
then hand-tighten chuck.
Note:
Make sure small bits are not trapped between
edges of two jaws; if they are, reinstall drill bit or
it will not be secure enough to use for drilling.
1.
DISCONNECT MACHINE FROM POWER!
2.
Use chuck key to open drill chuck, and catch drill bit
with cloth to protect hands.
4..
Tighten chuck firmly with chuck key (see
Figure
27
),
then remove chuck key from chuck.