Porter-Cable 7310 instruction manual Adjusting BIT Exposure, Adjusting Guide Plate

hand until lock engages hole in motor spindle.

3.While holding spindle lock engaged, tighten collet nut securely by turning clockwise using wrench provided.

NEVER TIGHTEN COLLET WITHOUT BIT INSERTED, TO DO SO MAY CAUSE DAMAGE TO COLLET.

4.Position base (A) Fig. 15, to motor

(B) and secure using locking screw (E), spring (D) and washer (C).

NOTE: Orient spring with small end against head of locking screw.

B

A

C

Fig. 14

5.Align the two holes in the undersciribe attachment (G) Fig. 15, with the two holes in the base (A).

6.Attach the underscribe attachment (G) Fig. 15, to the base (A) with two screws (H) and eccentric washer (J).

ADJUSTING BIT EXPOSURE

DISCONNECT TOOL FROM POWER SOURCE.

1.Loosen base locking screw (E) Fig. 15, approximately one-quarter of a turn.

2.Turn depth adjusting wheel (F) Fig. 15, counterclockwise (looking at top of wheel) to lower bit until it just touches the guide plate.

3.Firmly tighten locking screw (E).

B

A

E D C

J

F

G H

Fig. 15

ADJUSTING GUIDE PLATE

The Underscribe Trimmer Base is equipped with an adjustable guide plate (see Fig. 16). The guide plate is adjusted by rotating the eccentric, using a special wrench that is supplied with the Trimmer Base. To adjust guide, proceed as follows:

1.Make a trial cut using scrap material and check fit.

2. DISCONNECT TOOL FROM POWER SOURCE.

3.Turn eccentric to correct fit-up:

If joint is TOO LOOSE (crack between the two pieces of laminate), turn eccentric clockwise.

If joint to TOO TIGHT (laminate will not snap into place), turn eccentric counterclockwise.

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