Mittler Bros Machine & Tool 400-VSUADJ User Manual
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7. Slide the large bore (1”) Love Joy coupler half onto the spindle. Be sure the “fingers” are pointing
toward the motor location and that the key is installed in the key way. Do not tighten down set
screw at this time.
8. Assemble the motor to the gear box. Use supplied anti-seize from the gear box container and lube
the inside of the gearbox shaft where the motor slips in. Be sure the motor to gearbox mounting
flange on the gearbox has no bolts in it. Be sure the supplied key is in the motor shaft and slide
the motor and gearbox together. Make sure the motor is rotated so that the wire connection box is
on the side as shown. Install the four (4) bolts and lock washers by hand and then tighten once
you are sure that everything is lined up.
9. Slide the small bore (3/4”) Love Joy coupler half onto the gearbox shaft. Be sure the “fingers” are
pointing away from the gearbox and that the key is installed in the key way. Do not tighten down
set screw at this time. Slip the “spider” into the fingers of the coupler.
Spindle
Side
Motor Side
Lube
Inside
Gear
Box
Wire
Connection
Box
Gearbox Side
Small Bore
Side
Fingers
Spindle Side
Large Bore
Large
1” Bore
Small
3/4” Bore
Spider
Drill & Tap 1” deep
for 5/16”-18