Porter-Cable 3807 MAINTENANCE

NOTE: The piece of crown moulding used for the outside corner will always be on the right hand side of

the blade, as shown at (A) Fig. 47. The piece of crown moulding used for the inside corner will always be

on the left hand side of the blade, as shown at (B) Fig. 47. Note that the standard equipment work clamp

(E) is being used to hold the workpiece in position.

4. To make the matching halves of the inside and outside corners, simply rot ate the table to the 31 5…8degree

left miter position.

NOTE:A positive stop is provided to find this angle quickly. The saw blade is already tilted to the 33 7…8

degree bevel position from the previous cut.

5. Place the crown moulding on the table with the W AL L EDGEof the crown moulding against the fence and

make the cut. Again, the piece of crown moulding used for the outside corner will always be on the right side of

the blade, as shown at (C) Fig. 48. The piece of crown moulding used for the inside corner will always be on the

left side of the blade, as shown at (D) Fig. 48. Again, the standard equipment work clamp (E) is being used to

hold the workpiece in position.

6. Fig. 49 illustrates the two outside corner pieces; (A) being the piece cut at (A) Fig. 47, and (C) being the piece

cut at (C) Fig. 48.

7. Fig. 50 illustrates the two inside corner pieces; (B) being the piece cut at (B) Fig. 47, and (D) being the piece

cut at (D) Fig. 48.

MAINTENANCE

W ARNING: USE ONLYCROSS-CUTTING SAW BLADES. WHEN USING CARBIDE TIPPED BLADES

BE SURE THE HOOK ANGLE IS 5 DEGREES OR LESS. DO NOT USE BLADES WITH DEEP

GULLETS AS THEY CAN DEFLECT AND CONTACT GUARD. USE ONLY BLADES RATED FOR

OPERATION OF AT LEAST 6000 RPM WITH 5…8" ARBOR HOLES.

1. DISCONNECT THE SAW FROM THE POWER SOURCE.

2. Using the special wrench (A) Fig. 51, supplied, loosen screw (B) to free arbor cover (C).

3. Rot ate arbor cover (C) Fig. 52, and lower guard (D) to the up position, as shown.

Fig. 52

Fig. 49 Fig. 50

CAD

Fig. 51