Porter-Cable PCXB115MS Instruction Manual page 31

NOTE: This auxiliary fence is used only with
the saw blade in the 0° bevel position (90° to
the table). The auxiliary wood fence must be
removed when bevel cutting.
Blade slot
CUTTING BASE MOLDING (FIG. NN)
Base moldings and many other moldings can
be cut on a compound miter saw. The setup
of the saw depends on molding characteristics
and application, as shown. Perform practice
cuts on scrap material to achieve best results:
1.
against fence and table. Use hold-down,
crown molding vice or C-clamps, whenever
possible, and place tape on the area being
clamped to avoid marks.
2. Reduce splintering by taping the cut area
prior to making the cut. Mark the cut line
directly on the tape.
3. Splintering typically happens due to an
incorrect blade application and thinness
of the material.
F
e
Workpiece
n
c
e
Miter saw table
Miter at 45°, bevel at 0°
F
e
Workpiece
n
c
e
Miter saw table
Miter at 0°, bevel at 45°
31
CUTTING CROWN MOLDING (FIG. OO, PP)
Your compound miter saw is suited for the
properly, crown molding must be compound-
mitered with extreme accuracy. The two
surfaces on a piece of crown molding that
angles that,
°.
Most crown molding has a top rear angle (the
In order to accurately cut crown molding for a
90° inside or outside corner, lay the molding
table.
When setting the bevel and miter angles for
compound miters, remember that the settings
are interdependent.
F
e
Workpiece
n
c
e
Miter saw table
compound miter saw table
Inside corner
OL
IR
IL
Compound cut crown moldings
OR
Outside corner