Porter-Cable 345 Saw User Manual


 
FUNCTIONAL DESCRIPTION
FOREWORD
Your Porter-Cable circular saw is designed for use with 150mm (6") diameter,
thin-kerf blades having a
1
/2" diameter mounting hole.
SELECTING A BLADE
A combination blade is furnished with your saw and is an excellent blade for
all general ripping and crosscutting operations. A fine tooth blade is recom-
mended for cutting plywood. A diamond blade is available for dry cutting
concrete, brick, stone, etc.
REMOVING THE BLADE
1. CAUTION: DISCONNECT TOOL FROM POWER SOURCE.
2. Push in blade lock (A) Fig. 1 and rotate blade by hand until lock engages
blade arbor.
3. While holding blade lock
engaged, use wrench provided
(B), Fig. 1, and loosen blade
retaining bolt by rotating
clockwise. NOTE: Blade
retaining bolt has a left hand
thread.
4. Remove blade retaining bolt,
release blade lock and remove
outer blade flange.
5. Retract telescoping guard
and remove blade.
INSTALLING THE BLADE
1. CAUTION: DISCONNECT TOOL FROM POWER SOURCE.
2. Remove any sawdust that may have accumulated within guards, around
arbor, and telescoping guard spring. Check the telescoping guard to insure it
is in working order.
3. Clean inner blade flange and retract telescoping guard and place sharp
blade on arbor making sure teeth point up at front of saw as shown in Fig. 2.
CAUTION: AVOID CONTACT WITH BLADE TEETH TO PREVENT
PERSONAL INJURY.
4. Place outer blade flange on
arbor with flange towards blade and
flats mating with those on arbor.
5. Replace blade retaining bolt and
finger tighten by turning
counterclock-wise.
6. Push in blade lock and rotate
blade arbor by hand until lock
engages arbor. Tighten blade
retaining bolt with wrench provided
just enough to prevent blade
slippage during normal cutting and
release blade lock.
7
A
B
Fig. 1
Fig. 2