Grizzly G0457 - Manual (Page 47)

g0457 14" industrial Bandsaw (Mfg. Since 5/11)
-45-
checking v-Belt
to ensure optimum power transmission from the
motor to the blade, the v-belt must be in good
condition and operate under proper tension. the
belt should be checked for cracks, fraying, and
wear. Belt tension should be checked at least
every 3 months—more often if the bandsaw is
used daily.
To check the v-belt:
1. diSConneCt BAndSAW FroM poWer!
2. open the lower wheel cover.
3. push the center of the v-belt. note the
amount of deflection.
—if deflection is more than 3 ⁄
4
", tighten the
v-belt.
4. note the condition of the v-belt.
—if the v-belt is cracked, frayed, or glazed;
it should be replaced as soon as conve-
nient.
Tensioning v-Belt
Tools Needed: Qty
hex Wrench 6mm ...............................................1
To tension the v-belt:
1. diSConneCt BAndSAW FroM poWer!
2. open the lower wheel cover.
3. loosen the motor mount screws shown in
figure 58.
figure 58. Motor mount screws.
4. Move the body of the motor, sliding the
adjustment screw to the left-hand side (facing
bandsaw front) of the adjustment slot.
5. hold the motor in position with one hand and
tighten the motor adjustment screw with the
other hand.
6. push the center of the v-belt.
—if deflection is approximately 3 ⁄
4
" with mod-
erate pressure from your thumb or finger
(
figure 59), then the tension is correct.
—if the deflection is more than 3 ⁄
4
", repeat
Steps 3-6.
Motor
hinge
Screw
Motor
Adjustment
Screw
7. When the v-belt tension is correct, tighten the
motor hinge screw and close the lower wheel
cover.
Pulley
Deflection
Pulley
figure 59. Testing belt tension.
3 ⁄
4
"