Grizzly G0453PX - Manual (Page 45)

-39- Model g0453z/g0454z (Mfg. 1/09+)
6. Keeping the rotacator dial at zero, position it
under the right-hand side of the infeed roller
and find the BdC of a serrated edge by rock-
ing the infeed roller back and forth.
7. Loosen the jam nut and use the set screw
shown in figure 38 to adjust the height of the
infeed roller bushing block until the rotacator
dial shows 0.040", which is the recommend-
ed distance for the infeed roller below the
cutterhead.
8. repeat Steps 6–7 on the left-hand side of the
infeed roller.
9. re-check both sides of the infeed roller and,
if necessary, make further adjustments until
the infeed roller height from side-to-side
is 0.040" below the BdC of the cutterhead
insert, then re-tighten both jam nuts.
10. Keeping the same zero reference on the
rotacator dial from Step 5, repeat Steps
7–10 for the outfeed roller, but adjust it until
it is 0.020" below the BdC of the cutterhead
insert.
figure 38. infeed roller bushing block and height
adjustment controls.
roller
Bushing
Block
Jam nut
& set screw
11. use the same zero reference on the rotacator
dial from Step 5, perform similar steps as
described above to adjust the height of the
chip breaker to its recommended specifica-
tion given at the beginning of this subsec-
tion. the adjustment controls are shown in
figure 39.
figure 40. Example of adjusting the pressure
bar height.
Adjustment Jam nut
& set screw
figure 39. Example of adjusting the chip breaker
height.
Adjustment Jam nut
& set screw
13. re-install the belt cover, top cover, and the
dust hood.
12. Model G0454Z Only: repeat Step 12 for the
pressure bar height adjustment. the adjust-
ment controls are shown in
figure 40.