Grizzly MOBILE PLANERS G0453 - Manual (Page 40)

-38- G0453/G0454 (Mfg. Since 3/08)
2. remove the V-belt cover from the left side of
the machine to expose the belts, as shown in
figure 38.
Note: A collection of black belt dust at the
bottom of the belt cover is normal during the
life of the belts.
figure 38. Belt cover removed to expose the
V-belts and pulleys.
V-Belts
Cutterhead
pulley
Motor
pulley
3. remove the front cabinet panel to access the
motor, as shown in figure 39.
figure 39. Front cabinet cover removed to
expose the motor.
Motor Mount
hex nuts
4. if the V-belts need to be replaced, raise the
motor to release the belt tension (refer to the
next step for instructions), roll them off the
pulleys, then replace them as a matched set
of 3.
5. to adjust the V-belt tension, loosen the top
motor mount hex nuts (see figure 39), then
adjust the bottom hex nuts to raise or lower
the motor.
Note: The V-belts are correctly tensioned
when there is approximately
3 ⁄
4
" deflection
when moderate pressure is applied to them
midway between the pulleys, as illustrated in
Figure 40.
Cutterhead
Pulley
Approximately
3 ⁄
4
" Deflection
Motor
Pulley
figure 40. Belt deflection when V-belts are
correctly tensioned.
6. When the V-belts are correctly tensioned,
make sure the motor mount hex nuts are
tight, then replace the cabinet cover and the
belt cover.