Grizzly G0503 - Manual (Page 50)

Model G0503 (Mfg. Since 12/08) -48-
Replacing v-Belts
replace all three V-belts at the same time to
ensure uniform belt tension.
To replace the belts that connect the motor to
the wheel pulley:
1. Disconnect the resaw from the power
source!
2. adjust the motor mount nuts in all the way to
loosen the V-belts.
3. place supports under the wheel and remove
the cap screws shown in figure 67.
figure 66. Motor mount nuts for tensioning.
v-Belt Tensioning
adjusting the V-belts is not an exact science.
adjusting the belts too loose will decrease the
performance of the machine, but adjusting the
belts too tight may cause premature wear of the
components attached to the belts.
To adjust the v-belt tension:
1. Disconnect the resaw from power!
2. press the center of each V-belt firmly. the
belts should deflect between a 1 ⁄
4
" and a 1 ⁄
2
"
(see figure 65).
figure 65. Checking V-belt tension.
Off
ON
3. tension the V-belt by adjusting the motor
mount nuts (see figure 66) in or out.
Motor Mount
nuts
4. remove the drive wheel to access the wheel
pulley.
5. remove and replace all three V-belts that
connect the motor to the wheel pulley.
6. tension the new V-belts and replace the
drive wheel.
figure 67. drive wheel cap screws.
Off
ON
Each wheel weighs 175
lbs. Seek assistance or
use power equipment to
remove wheels.