Tensioning/Replacing V-Belts - Grizzly G9249 Owner's Manual

Tensioning/
Replacing V-Belts
Adjusting Motor V-Belt
Tools Needed
Wrench 18mm ................................................... 1
To adjust the motor V-belt tension:
1. disConneCt lAthe FroM poWer!
2.
push the belt tensioning lever back to tension
both belts (see figure 90).
figure 90. V-belt tensioning lever.
3.
From the back of the lathe, check the motor
V-belt deflection when moderate pressure is
placed on the V-belt mid-way between the
pulleys—it should be approximately
figure 91).
figure 91. Checking motor V-belt tension.
g9249 12" x 37" Belt drive gap Bed lathe
4.
Qty
tensioning
figure 92. Motor V-belt tensioning hex bolt and
5.
Replacing Motor V-Belt
Belt
Tools Needed
tensioning
hex Wrench 5mm .............................................. 1
lever
To replace the motor V-belt:
1.
2.
⁄ " (see
1
2
3.
to adjust the motor V-belt tension, loosen
the jam nuts shown in figure 92, then adjust
the tensioning hex bolt to raise or lower the
motor.
hex Bolt
jam nuts.
re-check the V-belt deflection, and, when
you are satisfied with the setting, re-tighten
the jam nuts.
disConneCt lAthe FroM poWer!
pull the belt tensioning lever forward to
release V-belt tension, then roll the motor
V-belt off the motor pulley.
raise the headstock cover.
Jam nuts
Qty
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