Grizzly G0453, G0454 owner manual Adjustment Jam Nut Set Screw

Models: G0453 G0454

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6.Move the feed speed knob to the neutral position to allow the infeed roller to freely rotate.

7.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.

8.Loosen the jam nut and use the set screw shown in Figure 44 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.

Roller

Bushing

Block

Jam Nut

& Set Screw

Figure 44. Infeed roller bushing block and height

adjustment controls.

9.Repeat Steps 7–8on the left-hand side of the infeed roller.

10.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 knife, then re-tighten both jam nuts.

11.Keeping the same zero reference on the Rotacator dial from Step 5, repeat Steps 7–10for the outfeed roller, but adjust it until it is 0.020" below the BDC of the cutterhead knife.

G0453/G0454 (Mfg. Since 3/08)

12.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 45.

Adjustment Jam Nut

& Set Screw

Figure 45. Adjusting the chip breaker height.

13.Model G0454 Only: Repeat Step 12 for the pressure bar height adjustment. The adjust- ment controls are shown in Figure 46.

Adjustment Jam Nut

& Set Screw

Figure 46. Adjusting the pressure bar height.

14.Re-install the belt cover, top cover, and the dust hood.

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Grizzly G0453, G0454 owner manual Adjustment Jam Nut Set Screw