4.Loosen the lock nuts, then turn each adjust- ment bolt so that it just touches the cam when the lock lever is approximately halfway through its travel, then tighten the lock nuts.

Note: It is important that all four adjustment bolts are set equally. Failure to do this could cause the cutterhead to move during use, resulting in inconsistent planing.

Thickness Stop

Calibration

The thickness stop is set at the factory and should not require adjustment. However, with extended use, it is possible that the thickness stop may come out of adjustment. If you notice that use of the thickness stop is not producing results to your standards, you may need to adjust it.

Tools Needed

Qty

Hex Wrench 4mm

1

Hex Wrench 5mm

1

Wrench 8mm

1

To adjust the thickness stop:

 

1.Using a caliper to accurately measure the thickness, plane a board to exactly 1 14".

2.DISCONNECT PLANER FROM POWER!

3.Remove the side and top covers by perform- ing Steps 2–3from Drive Belt, starting on Page 28. Replace the elevation crank and raise the cutterhead approximately 1".

G0689 13" Planer

4.Locate the thickness stop bolt and lock nut. Manually rotate the thickness stop to the position shown in Figure 42.



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Figure 42. Thickness stop adjustment.

5.Place the 1 14" thick board on the table and lower the cutterhead until the knife just touches the board when the knife is at its low- est position (turn the belt pulley to rotate the cutterhead as needed).

6.Loosen the lock nut and adjust the stop bolt as needed until it just touches the thickness stop, then re-tighten the lock nut.

7.Reassemble the machine, then check to see if the thickness stop is producing the desired results. Repeat as necessary.

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Page 33
Image 33
Grizzly G0689 owner manual Thickness Stop Calibration, To adjust the thickness stop