Makita LS1221 Owners Manual - Page 18
Cutting crown and cove moldings, Measuring, at the back of the work, piece
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5. Cutting crown and cove moldings Crown and cove moldings can be cut on a compound miter saw with the moldings laid flat on the turn base. 001555 52∞ 38∞ 45∞ 45∞ 45∞ 45∞ There are two common types of crown moldings and one type of cove moldings; 52/38° wall angle crown molding, 45° wall angle crown molding and 45° wall angle cove molding. See illustrations. 1 2 3 1. 52/38° type crown molding 2. 45° type crown molding 3. 45° type cove molding 001556 There are crown and cove molding joints which are made to fit "Inside" 90° corners ((1) and (2) in Fig. A) and "Outside" 90° corners ((3) and (4) in Fig. A). (1) (2) (3) (4) Fig.A 1 2 1. Inside corner 2. Outside corner 1 (2) (1) (2) (1) (2) (1) (4) (3) 001557 (1) (2) 2 (1) (2) 1. Inside corner 2. Outside corner Measuring Measure the wall length and adjust workpiece on table to cut wall contact edge to desired length. Always make sure that cut workpiece length at the back of the workpiece is the same as wall length. Adjust cut length for angle of cut. Always use several pieces for test cuts to check the saw angles. When cutting crown and cove moldings, set the bevel angle and miter angle as indicated in the table (A) and position the moldings on the top surface of the saw base as indicated in the table (B). Table (A) Molding Bevel angle position in Fig. A 52/38˚ type 45˚ type For inside (1) corner (2) For outside (3) Left 33.9˚ Left 30˚ corner (4) Miter angle 52/38˚ type 45˚ type Right 31.6˚ Right 35.3˚ Left 31.6˚ Left 35.3˚ Right 31.6˚ Right 35.3˚ Table (B) Molding Molding edge against position in Fig. A guide fence Finished piece For inside corner (1) Ceiling contact edge should Finished piece will be against guide fence. be on the Left side (2) Wall contact edge should be of blade. For outside (3) against guide fence. Finished piece will corner (4) Ceiling contact edge should be be on the Right side against guide fence. of blade. 18