Grizzly G0490W Owner's Manual page 41

Figure 59. Example of using Jointer Pal
Knife-Setting Jig Method: The infeed table is
lowered to fit the jig on the cutterhead, as shown
in the Figure below and the knife heights are set
to just touch the middle pad of the jig.
Setting the knives correctly is crucial to the proper
operation of the jointer and it plays an important
role in keeping the knives sharp. If one knife is
Figure 60. Example of knife-setting jig positioned
higher than the others, it will do the majority of the
over cutterhead knife.
work, and thus, become dull much faster.
The knife-setting jig included with the jointer is
designed to set all the knives evenly and at the
correct height in the cutterhead.
The cutterhead in this jointer is equipped with
jack screws that allow for careful positioning of
the knives.
Loosen
Tighten
Figure 61. Cutterhead profile diagram.
Model G0490W/G0490XW (Mfd. Since 5/16)
.
®
Middle
Pad
Knife
Jack
Screw
Gib
Gib Bolt
Tools Needed
Knife-Setting Jig ................................................ 1
Hex Wrench 3mm .............................................. 1
Use the knife-setting jig to verify that all knives are
Open-End Wrench 10mm .................................. 1
positioned evenly in the cutterhead.
To inspect positioning of knives in cutterhead:
1.
DISCONNECT MACHINE FROM POWER!
2.
Remove cutterhead guard or block it open.
3.
Lower infeed table to
4.
Place knife jig on cutterhead, directly over a
knife.
5.
Closely examine how jig touches cutterhead
and knife. Knife is set correctly when, on
each side of cutterhead, both legs of jig sit
firmly on cutterhead body and middle pad of
jig just touches top edge of knife.
— If jig does not sit as described, then that
knife must be reset. (Repeat this inspection
with other knives before resetting.)
Figure 62. Using knife-setting jig to set knife
height.
Qty
⁄ " scale mark.
1
2
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