Bosch CM12 Operating/Safety Instructions Manual page 27

BM 2610021316 10-11 E:BM 2610021316 10-11 E.qxp 10/17/11 11:02 AM Page 27
The preferred method for cutting crown molding with
this saw is with the molding lying flat on the table.
The advantage to cutting molding angled against
fence is that no bevel setting is required. Only the
miter angle is adjusted.
The maximum crown molding width that can be cut
and angled to table and fence is 6".
When cutting crown molding in this fashion it is
recommended to purchase and use the optional
MS1233 Crown Stop Set (see page 37).
follow these instructions for cutting
crown molding angled to table and fence.
1. Position the molding so the bottom (decorative
part, which is installed against the wall) is against
the fence.
2. For 90° corner, set the miter angle using chart
below. Tighten the miter lock knob.
3. Support crown molding against the fence (see
"Body and Hand Position" on page 19.)
4. Follow the procedures for chop (See pages 23).
5. Wait until blade comes to a complete stop before
Miter and Bevel Settings for Standard Crown Molding Cuts
Assumptions: Molding is milled consistently.
Corner is 90°.
For other corner angles, divide actual measure-
ment by 2.
Ceiling
52°
Wall
38°
38/52° Crown Molding
38° Spring Angle
Inside
Corner
Refer to Chart
Saw Operations
Crown Molding Angled to Table and fence
(When Workpiece Angled Against fence)
Ceiling
45°
45° Wall
45/45° Crown Molding
45° Spring Angle
Outside
Corner
returning head assembly to the raised position
and/or removing workpiece.
NOTE: Always take a test cut using scrap to confirm
correct angles.
FIG. 39
Crown Molding Angled
Bottom Edge
Fence
Table
-27-
Bottom edge
of molding
45º Miter
Against fence
"
Cutting – Angled
to Table and
Molding Placed
fence
Upside Down
Crown Stop