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ADJUSTING KNIVES
(cont>
4.
Lower Ihe infeed table <J) Fig. 32, and place a straight
edge |G) on the outfeed table extending over the cutterhead
as shown
5.
Rotate the cutterhead by hand. The knife should just
touch the straight edge at its highest point at each end of
the cutterhead.
G.
To raise the knife, use wrench as shown in Fig. 3? and
turn screw (L) clockwise until Ihe knife just touches the
straight edge (G). Repeat this procedure on the other side
of the cutterhead
7.
Tighten the three knife locking screws <B) Fig. 32.
Adjust Ihe remaining two knives in the same manner
CAUTION: Make certain that all knives are securely
fastened before turning on the machine.
8.
Replace cutterhead guard alter adjustments are made.
Fig. 32
OPERATION
The following directions will give Ihe beginner a starl on
jointer operation Use scrap pieces of lumber to check
settings and to get the leel of I he operations before attempt
ing regular work ALWAYS USE GUARDS AND KEEP
HANDS AWAY FROM CUTTERHEAD. ALSO USE
PUSH BLOCKS SUPPLIED WITH THE MACHINE
WHENEVER POSSIBLE
PLACEMENT OF HANDS
DURING FEEDING
At the start ot the cut, the left hand holds the work firmly
against the front table and fence, while Ihe right hand
pushes the work toward the knives. Alter the cut is under
way. the new surface rests firmly on Ihe rear table as sfiown
in Fig. 33. The left hand should press down on this part, at
the same time maintaining flat contact with the fence The
right hand presses the work forward and before the right
hand reaches the cutterhead, it should bo moved to the
work on the rear table. NEVER PASS HANDS DIRECTLY
OVER THE CUTTERHEAD
JOINTING SHORT
OR THIN WOOD
When jointing short or thin pieces, always use push blocks
to eliminate danger to the hands. Fig. 34, Illustrates using
Ihe 37-108 Delta Push Blocks while cutting a rabbet on the
Jointer. Never joint (edge) material that is less than 10" long
or 1/4" thick.
Fig. 34
RABBETING
Figure 34, illustrates using ihe 37-108 Della Push Blocks
while cutting a rabbet. Since this operation requires re¬
moval of iho cutlorhoad guard, it is critical that the operator
he extremely careful In feeding the workpiece through the
cutterhead and use push blocks whenever possible Ihe
cutterhead guard should immediately be returned to the
machine upon completion of the rabbeting operation.
15
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