Product Manual

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2. Rotate spring cap clockwise to decrease
spring tension; counterclockwise to increase.
3. Tighten knob (A).
Figure 7-4: spindle return spring adjustment
8.0 Operation
8.1 Operating controls
Refer to Figures 8-1 and 8-2.
Depth stop and scale.
All models: Turn scale ring (A
1
) until desired
depth on scale aligns with indicator. Tighten lock
handle (A
2
).
JMD-45VSPFT only: Use above procedure for
general drilling and powerfeed operation. For
tapping procedures use front depth stop system
– turn knurled knob (A
3
) until pointer (A
4
) reaches
desired mark on scale.
Downfeed handle (B). Counterclockwise move-
ment advances quill toward table. When released,
return spring retracts quill. CAUTION: Handle will
spring back if released, and will rotate during
retraction.
Spindle lock handle (C). Turn clockwise to lock
spindle in position, counterclockwise to release.
Speed Lever (D). Select speed according to chart
on control plate. A similar chart is shown as Table 3.
While moving speed lever, turn spindle by hand to
ensure proper gear engagement.
Spindle rotation must be
stopped before changing speed range. Failure
to comply may damage gear mechanism.
RPM Lever position
50-350 black
350-2500 red
Table 3: speed selection
Figure 8-1: operating controls (tapping model
45VSPFT shown)
Figure 8-2: control box (model 45VSPFT shown;
controls arranged differently on non-tapping model)
Fine feed handwheel (E). To engage, turn
downfeed dial (F) to “0”, loosen knob (G), and push
feed handle (B) away from head.
Downfeed dial (F). Select among three feed rates.
Must be set to “0” when using fine feed handwheel.
Powerfeed disengagement knob (G). Tighten to
prevent powerfeed engagement and fine feed
engagement. Loosen to allow downfeed handles (B)
to be pushed outward into powerfeed and fine feed
position.
On/off switch (H). Activates electrical power to
machine; digital readout (J) will illuminate. Switch
can be locked out to prevent unauthorized
operation; see sect. 1.1.
Digital readout (J). Shows spindle RPM
(revolutions per minute).
Selector switch (K).
45VSPF only: Selects spindle rotation direction.
Center is neutral position – no rotation.
45VSPFT only: Selects drill or tap mode. Center
is neutral position – no rotation.
Reverse spindle (L). JMD-45VSPFT only. If
tapping is interrupted, press button to reverse tap
from workpiece.