Porter-Cable 557 instruction manual Adjusting Depth of Groove, Fine Adjustment

B

A

Fig. 1

ADJUSTING DEPTH OF GROOVE

A “quick set” depth adjusting turret (A) Fig. 2, provides for quick changes in depth of cut to accommodate the various sizes of available biscuits and other accessories. To set depth of cut: rotate depth adjusting turret until desired size marking on turret aligns with the index mark (B) Fig. 2. The following depth settings are provided:

0For “0” size accessories

10 For “10” size accessories

20 For “20” size accessories

MAX For “6” size accessories, provides maximum depth of cut with 4" blade

FFFor Porter-Cable “FF” biscuits D For “Duplex” accessories

S For “Simplex” accessories

FINE ADJUSTMENT

(Depth of Groove)

B A

Fig. 2

The “quick set” depth adjustment is adjusted at the factory to produce joints with nominal clearance (biscuit to groove). A fine adjustment is provided allowing the operator to reduce or increase the clearance as desired. Adjust as follows:

1.Use an 7/16" wrench to loosen lock-nut (A) Fig. 3.

2.Rotate fine adjustment knob (B) Fig. 3, to desired position (rotate knob clockwise to reduce depth of cut, rotate knob counterclockwise to increase depth of cut).

AB

Fig. 3

10