KNOVA KN M-3057R Manual page 20

OPERATING THE TOOL
Vertical Position
SETTINGS
(Back of molding is
against the fence)
Bevel Angle
Molding Position Left side
Miter Left
Inside
Angle at 45°
Corner
Bottom
Molding
against
position
table
Keep
Finished
left side
side
of cut
Miter Right
Angle at 45°
Outside
Corner
Bottom
Molding
against
position
table
Keep
Finished
left side
side
of cut
CROWN MOLDING CUT (FIG. 42)
1. Crown molding can only be cut flat on the table for this
miter saw.
2. This miter saw has special miter stops of 31.6° left and
right and a bevel stop of 33.9° for a special crown
molding, i.e. 52° between the back of the molding and
the top flat surface that fits against the ceiling; 38°
between the back of the molding and the bottom flat
surface that fits against the wall. Refer to the following
table on the next column for this crown molding cut.
Inside corner
IR
IL
Compound cut crown moldings
SETTINGS
Miter Angle
Inside Corner
Bevel Angle
Molding
Position
Finished
Side
Outside Corner Miter Angle
Bevel Angle
Molding
Position
Finished
Side
Horizontal Position
(Back of molding is
flat on the table)
0° 45°
Right side Left side Right side
Right
0º
at 45°
Bottom Top Bottom
against against against
table fence
Keep Keep
right side left side left side
of cut of cut
Left
0º
at 45°
Bottom Bottom
against against against
table fence
Keep Keep
right side right side right side
of cut of cut
OR
OL Fig. 42
Outside corner
Left Side Right Side
31.6° Right 31.6° Left
33.9° 33.9°
Top against Bottom
fence against fence
Keep left Keep left
side of cut side of cut
31.6° Left 31.6° Right
33.9° 33.9°
Bottom Top against
against fence
fence
Keep right Keep right
side of cut side of cut
NOTE:
• These special stops can not be used with 45° crown
molding.
• Since most rooms do not have angles of exactly 90°, fine
tune is needed and always take a test cut to confirm the
correct angles.
0º
SLIDE CUT (FIG. 43)
WARNING
fence
To avoid injury:
• Never pull the cutting head assembly and spinning
Keep
blade toward you during the cut. The blade may try to
climb up on the top of the workpiece, causing the
of cut
cutting assembly and spinning blade to kick back,
forcefully. The cutting head assembly should be drawn
0º
back completely then pushed forward when sawing.
Top
• Let the blade reach full speed before cutting. This will
help reduce the risk of a thrown workpiece.
fence
1. Unlock the sliding carriage lock knob (1) and allow the
Keep
cutting head assembly to move freely.
2. Set both the desired bevel angle and/or the miter angle
of cut
and lock into position.
3. Use a hold-down clamp to secure the workpiece.
4. Grasp the trigger switch handle (2) and pull the carriage
forward until the center of the saw blade is over the front
of the workpiece (3).
5. Engage the trigger to turn the saw on.
6. When the saw reaches full speed, slowly push the saw
handle down, cutting through the leading edge of the
workpiece.
7. Slowly move the trigger switch handle back toward the
fence, completing the cut.
8. Release the trigger and allow the blade to stop spinning
before raising the cutting head and removing the
workpiece.
19
1
3
Fig. 43
2