Porter-Cable 557 Instruction Manual page 15

D
Fig. 25
NOTE: Assemble all joints and verify
alignments before applying glue (see Fig. 26).
BUTT JOINTS
Tool adjustment and operation for producing butt joints (see Fig. 19) are the same
as for "CORNER JOINTS".
MITER JOINTS
1. Layout groove positions as
described in "POSITIONING
GROOVES" section.
2. Set depth stop turret to desired
biscuit (or other accessory) size.
3. Set the tilt fence to desired angle
(see "ANGLE ADJUSTMENT"
section).
4. Set fence height adjustment to
desired height (see "HEIGHT
ADJUSTMENT" section).
5. Clamp workpiece securely.
6. Position tool to workpiece utilizing
either guide notch (A) or (B) Fig.
27, to align tool with a groove
centerline. Apply pressure to
auxiliary handle (C) Fig. 27, to hold
tool firmly in place.
Fig. 28
7. Hold tool firmly as shown in Fig. 28, and squeeze trigger switch to start tool.
8. At a slow, steady pace, push tool forward in base as far as depth stop allows.
9. Release trigger switch to stop tool and remove tool from work.
10. Repeat Steps 6 through 8 until all the grooves for this joint are completed.
NOTE: Assemble all joints and verify alignments before applying glue (see Fig. 29).
C
Fig. 26
B
Fig. 27
Fig. 29
15
C
A