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11.0 Coolant system
(optional)
Coolant pump system is optional. Contact your JET
dealer for more information. See sect. 13.5.2 for
stock number to order, depending upon your model
of drill press. (Note: The following illustrations may
or may not show your particular drill press.)
11.1 Coolant system installation
1.
Remove large reservoir cover from machine
base. Tap 1/4-20 threads in the 4 pilot holes.
(Holes may already be threaded in some
models.)
2.
Install large cover plate back onto machine
base.
3.
Insert pump into opening, utilize the screws
from the small round cover plate to fasten pump
to base.
4.
Position power switch and valve bracket in
convenient position on spindle casting. Mark
mounting hole locations and drill holes. (Refer
to Figure 11-1)
Note: Mount components near the lower edge
of the spindle casting. DO NOT mount
components above the line shown in Figure 11-
1.
5.
Install power switch and valve bracket with the
provided fasteners.
Note: On the JDP-20VST, coolant operation
can be wired to the switch on the front panel.
6.
Install the 3/8-inch hose coupling to the coolant
pump. If needed, apply light coat of pipe sealant
or thread seal tape to threads to prevent
leakage.
7.
Mount flow valve to bracket, connect supply
hose to pump and valve, and use hose clamps
at the ends.
8.
Install flexible nozzle to flow valve.
9.
Install 1/2-inch hose coupler to worktable, and
seal threads if needed. Connect return hose.
10. Connect power cord to a suitable source and
ground (refer to General electrical cautions).
11. Fill
reservoir
coolant. Capacity = approximately 2 gal.
Figure 11-1
14
with
appropriate
machining
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