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PowerTec 71759 Owner's Manual page 7

Box joint jig

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If Adjustment is needed:
This step will help produce consistent, equal spacing to the
remaining cuts.
1. See Figure 17. Take the notched test workpiece and place it
on-and-off the Stop Plate setup.
2. If there is too much play in the fit make adjustments to
Adjustable Stop Plate (P) using Adjustment Knob (M) on the
Adjustment Mechanism. Turn counterclockwise to widen
the space and clockwise to reduce the space. Continue
adjustments until test joint fits snug (but not tight) over the
Stop Plate setup.
Figure 17
3. See Figure 18. Keeping this position, setup is ready to cut
the box joints on the actual first workpiece side "B".
4. For the first cut, position the board against the Fixed Stop Plate
on the right (See Figure 15). Make the first cut. Move the board
left to position the cut over both Stop Plates indexing the next
cut. Continue the sequence until all cuts are made on side B.
Figure 18
WARNING
When servicing, use only identical replacement parts. Use of
any other parts may create a hazard or cause product damage.
To ensure safety and reliability, all repairs should be performed
by a qualified service technician.
Cut Remaining Joints:
1. See Figure 19. To setup the adjoining workpiece, reverse
2. Using the first A-B workpiece as a spacer, position the cut
3. Butt the edge of the second "B-C" workpiece firmly against
4. Remove the first A-B workpiece and make the first cut on
5. Continue indexing the second workpiece until the remaining
Figure 19
6. See Figure 20. Join the two workpieces "B" to "B" together
Figure 20
GENERAL MAINTENANCE
Keep the Box Joint Jig dry, clean, and free from oil and grease.
Always use a clean cloth when cleaning. Never use brake fluids,
gasoline, petroleum-based products or any strong solvent to
clean the Box Joint Jig. Chemicals can damage, weaken or
destroy plastic which may result in serious personal injury.
the first "A-B" workpiece 180° (flip horizontally) to follow
configuration for assembly. The face of the A-B board will
now be facing the MDF Fence.
joint end over Adjustable Stop Plates. The edge of the first
A-B workpiece will be to the left of the blade.
the edge of the first workpiece (pay attention to location of
the letter markings). Make sure the two Top "T" edges are the
butted edges. This will set the spacing for the joints to align
for the next workpiece to be cut.
the B side of the second B-C workpiece.
cuts are made.
to confirm a good fit. If necessary, adjust. If all settings
are satisfactory match accordingly and complete the
remaining workpieces.
WARNING
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