Installing And Removing Drill Bits; Machine Use - Delta 18-900L Manual De Instrucciones

5. Connect the machine to the power source and drill
a test hole to check the adjustment. Readjust, if
necessary, by rotating the stop nut (Q1) Fig. 43 for
fine adjustment. You do not have to depress the button
to rotate the stop nut (Q1).
note: Use drill bits with shank diameters of 5/8" or less.
note: After installing a drill bit, use the supplied key to
tighten all three locations on the chuck.
to reduce the risk of injury, tighten all lock
handles before starting the machine. Loss of control of the
workpiece can cause serious injury.
to reduce the risk of injury, properly
support long or wide work-pieces. Loss of control of
the workpiece can cause severe injury.
To reduce the risk of injury, do not place
more than 250 pounds (113 kg) of weight on the table.
the use of accessories and attachments
not recommended by DeLta® may result in risk of
injury.
IMportant: When the workpiece (M1) Fig. 45 is long
enough, position it on the table with one end against
the left side of the column (R1) to prevent the workpiece
from rotating. If it is not possible to support the workpiece
against the column, clamp the workpiece to the table.

InStaLLInG anD reMoVInG DrILL BItS

note: Use drill bits with a shank of 5/8" or less in diameter.
to reduce the risk of injury, turn unit off
and disconnect it from power source before installing
and removing accessories, before adjusting or when
making repairs. An accidental start-up can cause injury.
1. Insert the smooth end of drill bit (L1) Fig. 46 in the
chuck (S1) as far as it will go, and then back the bit
out 1/16" (1.6 mm) (or up to the flutes for small bits).
2. Center the drill bit (L1) Fig. 46 in the chuck (S1) before
tightening the chuck with the key (T1).
3. Turn the chuck key (T1) Fig. 46 clockwise to tighten

MaChIne USe

and counter-clockwise to loosen the chuck jaws.
4. Tighten all three chuck jaws to secure the drill bit
sufficiently to prevent slipping.
5. Remove the chuck key (T1) Fig. 46 from the chuck
before starting the drill press. The chuck key is
equipped with a self-ejecting pin (U1) which helps
minimize the potential for the key to be left in the
chuck.
REMOVING CHUCK AND SPINDLE ADAPTER
to reduce the risk of injury, turn unit off
and disconnect it from power source before installing
and removing accessories, before adjusting or when
making repairs. An accidental start-up can cause injury.
The spindle adapter and chuck can be removed for the
purpose of using shanks with a #2 morse taper.
1. Align the slot in the quill (V1) Fig. 47 with the slot in the
spindle (W1).
2. Insert the drift key (X1) Fig. 48 through the slot in the
quill and the slot in the spindle.
3. Tap the drift key (X1) Fig. 48 with a hammer until the
Q1
O1
N1
M1
P1
r1
M1
Fig. 45
19
L1
Fig. 43
Fig. 44