Bosch 4310 - Manual (Page 32)

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• Notes: Position workpiece with its back flat on the
saw table.
• Always place top edge of molding against fence
(Decorative edge is at the bottom of crown mold-
ing.)
• "Spring angle" refers to angle between wall and
crown molding.
• Cutting crown molding flat on the table can be
done either as a chop cut or a slide cut depending
on the width of the workpiece.
1. For 90º corner, set the bevel and miter angles
using Charts below. Tighten the miter lock knob
and the bevel lock lever (Figure 39).
2. Position molding on saw table. Clamp workpiece
in place using the quick clamp.
Use clamping position that does
not interfere with operation. Before
switching on, lower head assembly to make sure
clamp clears guard and head assembly.
3. Follow procedures for either chop cut or slide cut
(see page 26).
4. Wait until blade comes to a complete stop before
returning head assembly to the raised position
and/or removing workpiece.
NOTE: AlWAYS TAKE A TEST CUT USING
SCRAp TO CONfIRM CORRECT ANGlES.
Saw Operations
Crown Molding laying flat on Table
figure 39. Crown Molding laying flat
Quick-Action
Clamp
Crown
Molding
31.6° Miter 33.9° Bevel
Miter and Bevel Settings for Standard Crown Molding Cuts
(When Crown Molding is lying flat on Table)
Assumptions: Molding is milled consistently. Corner is exactly 90º.
Molding Spring Angle is 38 degrees
Miter Bevel
(Table) (Tilt)
Setting Setting
Inside Corner
Left end (A) (31.6) Right (33.9) Left
Use the left end
of the cut
Right end (B) (31.6) Left (33.9) Right
Use the right end
of the cut
Outside Corner
Left end (C) (31.6) Left (33.9) Right
Use the left end
of the cut
Right end (D) (31.6) Right (33.9) Left
Use the right end
of the cut
Molding Spring Angle is 45 degrees
Miter Bevel
(Table) (Tilt)
Setting Setting
Inside Corner
Left end (A) (35.3) Right (30.0) Left
Use the left end
of the cut
Right end (B) (35.3) Left (30.0) Right
Use the right end
of the cut
Outside Corner
Left end (C) (35.3) Left (30.0) Right
Use the left end
of the cut
Right end (D) (35.3) Right (30.0) Left
Use the right end
of the cut
! WARNING
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