15
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ASSEMBLY & ADJUSTMENTS
SPINDLE RETURN SPRING
The spindle is equipped with an auto-return mechanism.
The main components are a spring and a notched housing.
The spring was properly adjusted at the factory and should
not be readjusted unless absolutely necessay.
Fig. 13
2
1. Open the housing cover (Fig. 14 - 1). Loosen the belt ten-
sion locking knob (Fig. 14 - 2).
2. Remove the belt from the housing cover if it is broken. If
WARNING! Disconnect the drill press from the
power source before replacing the belt.
3
2
Fig. 14
Fig. 15
1
Front Spindle Back Spindle
Belt
1. Unplug the drill press.
2. Loosen the two housing nuts (Fig. 13 - 1) approximately
1/4” (6 mm). Do not remove the nuts from the threaded
shaft. Do not allow the spring or spring housing to slip out
of control. Keep a firm grip on the spring while wearing
work gloves.
3. While firmly holding the spring housing (Fig. 13 - 2),
carefully pull the spring housing out until it clears the raised
notch (Fig. 13 - 3).
4. Turn the housing so that the next notch is engaged with
the raised notch.
• To increase the spindle return tension, turn the spring
housing counter-clockwise.
• To decrease the tension, turn the spring housing clock-
wise.
5. Tighten the two housing nuts. Do not overtighten the two
nuts. If the nuts are tightened too much, the movement of
the spindle and feed handles will become sluggish.
REPLACING THE BELT
WARNING! Alwasy wear work gloves to prevent
injury during spingle return spring adjustments.
it is not broken, but is too stretched to operate correctly, work the belt off the drive (motor) pulley. Then remove the
belt from the front pulley (Fig. 15).
3. Replace with a new belt. Install the belt over the pulleys at the desired speed. Pull the motor back to make the belt
taut. Once the desired tension has been achieved, tighten the belt tension locking knob.
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