Changing Spindle Speeds; Return Spring Adjustment - Jet ELITE ECD-750BDV Manual

Figure 6-1: Depth stop adjustment

6.2 Changing spindle speeds

The spindle is variable from 100 to 1800 rpm.
Rotate the Variable Speed Selector (L, Figure 6-2) to adjust.
The Digital Readout (F, Fig. 6-1) displays the actual speed while
spindle is rotating.
Figure 6-2: Spindle speed adjustment

6.3 Return spring adjustment

The return spring is adjusted by the manufacturer and should
not require attention. If adjustment is deemed necessary,
follow the steps below while referring to Figure 6-3:
1. Unplug machine from power source.
2. Loosen lock nut (O, Fig. 6-3). Do not remove.
3. Firmly hold coil spring cover (N).
4. Pull out cover and rotate until pin (M) on housing
engages the next notch in coil spring cover.
Turn the cover clockwise to decrease tension and
counter-clockwise to increase tension.
5. Tighten lock nut (O). Do not over-tighten or force nut too
strongly against spring cover.
Figure 6-3: Return spring adjustment
6.4 Table tilt adjustment
Table tilt adjustments are made on the table bracket beneath
the table.
CAUTION:
In the following steps do not over-loosen the nuts. This could
cause table assembly to separate from column, fall and cause
injury.
1. Loosen set screw (Q, Fig. 6-4) with 5mm hex wrench.
2. Loosen two hex nuts (P) with 19mm wrench.
3. Tilt table to desired angle, referring to scale.
4. Tighten nuts (P).
5. Tighten set screw (Q), the set screw also available to
adjust the vertical tolerance between column and table.
Figure 6-4: Table tilt adjustment
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