Porter-Cable 447 manual

Instruction manual The Model and Serial No. plate is located on the main housing of the tool. Record these numbers in the spaces below and retain for future reference. Model No. ______________________________________ Type ___________________________________________ Serial No. _______________________________________ IMPORTANT Please make certain tha[...]

2 SAFETY GUIDELINES - DEFINITIONS indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury. indicates a potentially hazardous situation which, if not avoided,could result in death or serious injury. indicates a potentially hazardous situation which, if not avoided,may result in minor or moderate inju[...]

3 3. Do not expose power tools to rain or wet conditions. Water entering a power tool will increase the risk of electric shock. 4. Do not abuse the cord. Never use the cord to carry the tools or pull the plug from an outlet. Keep cord away from heat, oil, sharp edges or moving parts. Replace damaged cords immediately. Damaged cords increase the ris[...]

4 ADDITIONAL SPECIFIC SAFETY RULES SERVICE 1. Tool service must be performed only by qualified repair personnel. Service or maintenance performed by unqualified personnel could result in a risk of injury. 2. When servicing a tool, use only identical replacement parts. Follow instructions in the Maintenance Section of this manual. Use of unauthorize[...]

5  When the blade is pinched or bound tightly by the kerf closing down, the blade stalls and the motor reaction drives the unit rapidly back toward the operator.  If the blade becomes twisted or misaligned in the cut, the teeth at the back edge of the blade can dig into the top surface of the wood causing the blade to climb out of the kerf an[...]

6 EXTENSION CORD SELECTION If an extension cord is used, make sure the conductor size is large enough to prevent excessive voltage drop which will cause loss of power and possible motor damage. A table of recommended extension cord sizes will be found in this section. This table is based on limiting line voltage drop to 5 volts (10 volts for 230 vo[...]

7 Length of Cord in Feet 115V 25 Ft. 50 Ft. 100 Ft. 150 Ft. 200 Ft. 250 Ft. 300 Ft. 400 Ft. 500 Ft. 230V 50 Ft. 100 Ft. 200 Ft. 300 Ft. 400 Ft. 500 Ft. 600 Ft. 800 Ft. 1000 Ft. 0-2 18 18 18 16 16 14 14 12 12 2-3 18 18 16 14 14 12 12 10 10 3-4 18 18 16 14 12 12 10 10 8 4-5 18 18 14 12 12 10 10 8 8 5-6 18 16 14 12 10 10 8 8 6 6-8 18 16 12 10 10 8 6 6[...]

8 4. Remove blade retaining bolt, release blade lock and remove outer blade flange. 5. Retract telescoping guard and remove blade. INST ALLING THE BLADE 1. DISCONNECT TOOL FROM POWER SOURCE. 2. Remove any sawdust that may have accumulated within guards and around arbor. Check the telescoping guard to insure it is in working order. 3. Clean inner bl[...]

9 TO ADJUST DEPTH OF CUT FOR NORMAL CUTTING It is recommended that the depth of cut be adjusted so that the saw blade just protrudes through the thickness of material being cut. Adjust depth of cut as follows: 1. DISCONNECT TOOL FROM POWER SOURCE. 2. Lift up depth adjustment locking lever (A) Fig. 4, at rear of saw. 3. Raise or lower saw housing un[...]

10 90° AND 45° BEVEL POSITIVE STOPS The saw is equipped with adjustable positive stops at both 90° (A) Fig. 6, and 45° (B) Fig. 6. It is recommended that the accuracy of these stops be checked periodically and adjustments be made as necessary. These procedures are explained fully in the following sections of this manual. BACK CUTS This saw can [...]

11 TO ADJUST 90° POSITIVE STOP 1. DISCONNECT TOOL FROM POWER SOURCE. 2. Set bevel stop sleeve to normal position (see Fig. 6). 3. Loosen bevel adjustment knob (A) Fig. 5, and position base for 90° cut being sure that the bevel stop sleeve is against the 90° stop screw. 4. Turn saw upside down, retract telescoping guard and check squareness of bl[...]

12 BLADE WRENCH STORAGE Blade wrench storage is provided in the bottom of the saw handle (see Fig. 10). Position the handle end of the blade wrench into the storage slot and push forward until seated. INST ALLING SAWDUST EXHAUST NOZZLE An exhaust nozzle is provided to direct sawdust away from operator and the line of cut. This nozzle can be install[...]

13 RIP GUIDE A rip guide (A), Fig. 13, is available as an accessory. Install rip guide as follows: 1. DISCONNECT TOOL FROM POWER SOURCE. 2 . Insert rip guide through slot in right side of saw base. Slide the guide in until it extends through the slot in left side of base. 3. Position the compression spring to the thumb screw (supplied with the rip [...]

14 Do not force the cut. Let the saw do the cutting at the rate of speed permitted by the type of cut and the material being cut. When the cut is completed, release the switch and allow the blade to stop before lifting the saw from the work. On through-cuts, be sure the lower blade guard is closed, before setting the saw down. CROSS-CUTTING Cutting[...]

15 KEEP TOOL CLEAN Periodically blow out all air passages with dry compressed air. All plastic parts should be cleaned with a soft damp cloth. NEVER use solvents to clean plastic parts. They could possibly dissolve or otherwise damage the material. WEAR ANSI Z87.1 SAFETY GLASSES WHILE USING COMPRESSED AIR. F AILURE TO ST ART Should your tool fail t[...]

16 A complete line of accessories is available from your Porter-Cable • Delta Supplier, Porter-Cable • Delta Factory Service Centers, and Porter- Cable Authorized Service Stations. Please visit our Web Site www.porter-cable.com for a catalog or for the name of your nearest supplier. Since accessories other than those offered by Porter-Cable •[...]

The following are trademarks of PORTER-CABLE • DELTA (Las siguientes son marcas registradas de PORTER-CABLE • DELTA S.A.) (Les marques suivantes sont des marques de fabriquant de la PORTER-CABLE • DELTA): Auto-Set ® , BAMMER ® , B.O.S.S. ® , Builder’s Saw ® , Contractor’s Saw ® , Contractor’s Saw II™, Delta ® , DELTACRAFT ® , D[...]