Porter-Cable 844 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 Read and understand all warnings and operating instructions before using any tool or equipment. When using tools or equipment, basic safety precautions should always be followed to reduce the risk of personal injury. Improper operation, maintenance or modification of tools or equipment could result in serious injury and property damage. There are[...]

3 Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known (to the State of California) to cause cancer, birth defects or other reproductive harm. Some examples of these chemicals are: ● lead from lead-based paints ● crystalline silica from bricks and cement and other masonry pro[...]

4 Read all instructions. Failure to follow all instructions listed below may result in electric shock, fire and/or serious injury. The term "power tool" in all of the warnings listed below refers to your mains-operated (corded) power tool or battery-operated (cordless) power tool. SAVE THESE INSTRUCTIONS 1) Work area safety a) Keep work a[...]

5 d) Remove any adjusting key or wrench before turning the power tool on. A wrench or a key left attached to a rotating part of the power tool may result in personal injury. e) Do not overreach. Keep proper footing and balance at all times. This enables better control of the power tool in unexpected situations. f) Dress properly. Do not wear loose [...]

6 5) Battery tool use and care a) Recharge only with the charger specified by the manufacturer. A charger that is suitable for one type of battery pack may create a risk of fire when used with another battery pack. b) Use battery tools only with specifically designated battery packs. Use of any other battery packs may create a risk of injury and fi[...]

7 ADDITIONAL SPECIFIC SAFETY RULES continued SAVE THESE INSTRUCTIONS! g) Always use blades with correct size and shape (diamond versus round) of arbor holes. Blades that do not match the mounting hardware of the saw will run eccentrically, causing loss of control. h) Never use damaged or incorrect blade washers or bolt. The blade washers and bolt w[...]

8 SAVE THESE INSTRUCTIONS! Lower Guard Safety Instructions p) Check lower guard for proper closing before each use. Do not operate the saw if lower guard does not move freely and close instantly. Never clamp or tie the lower guard into the open position. If saw is accidentally dropped, lower guard may be bent. Raise the lower guard with the retract[...]

9 SYMBOL DEFINITION V ........................ volts A ........................ amperes Hz ........................ hertz W ........................ watts kW ........................ kilowatts F ........................ farads µ F ........................ microfarads l ........................ litres g ........................ grams kg ...........[...]

10 7 . Do not use an extension cord unless absolutely necessary. Use of improper extension cord could result in a risk of fire and electric shock. If an extension cord must be used, make sure: A. That the pins on plug of extension cord are the same number, size and shape as those of plug on charger. B. That the extension cord is properly wired and [...]

11 CHARGING THE BA TTERY P ACK Before using your cordless tool for the first time, fully charge the battery pack. If the battery pack is installed, remove it by following instructions under INSTALLING OR REMOVING BATTERY PACK. NORMAL CHARGING Make sure that the power circuit voltage is the same as that shown on the charger specification plate. Conn[...]

12 BA TTER Y OPERA TION DIAGNOSTICS The Model 8924 Charger is equipped with a diagnostic system that automatically checks the battery pack each time a pack is inserted into the charger. If no problems are found, the charger will automatically switch to “Fast Charge” mode as described in " NORMAL CHARGING". Make sure that the power cir[...]

13 FOREWORD The Porter-Cable Cordless Circular Saw is designed to cut 2" finished lumber at 45°, using a 150mm (6") diameter, ultra thin-kerf blade having a 1/2" diameter mounting hole. NOTE: This tool is shipped completely assembled. No assembly time or tools are required. ST ARTING AND STOPPING THE SAW This tool is always in an op[...]

14 3 . While holding the blade lock engaged, use the blade wrench to loosen the blade retaining bolt by rotating clockwise. NOTE: The blade bolt has a left-hand thread. 4. Remove the blade retaining bolt, release the blade lock, and remove the outer blade flange. 5 . Retract telescoping guard and remove blade. INST ALLING THE BLADE Remove the batte[...]

15 TO ADJUST DEPTH OF CUT Adjust the depth of cut so that the saw blade just protrudes through the thickness of workpiece being cut. To adjust the depth of cut: Remove the battery pack. 1. Lift up the depth adjusting lever (H) Fig. 9 at the rear of the saw. 2. Raise or lower the saw housing until the blade extends the desired distance below the wor[...]

16 90° AND 45° BEVEL POSITIVE STOPS This saw is equipped with adjustable positive stops for both 90° (N) Fig. 12, and 45° bevel cuts (O) Fig. 12. Although these have been set at the factory, check them occasionally to ensure accuracy. TO ADJUST 90° POSITIVE STOP Remove the battery pack. 1 . Loosen the bevel adjustment locking lever (K) Fig. 11[...]

17 Remove the battery pack. 1. Adjust the saw for a 90° cut. 2. Loosen the two screws (Q) Fig. 15. 3. Place a straight edge along the side of the blade, touching the set of the blade teeth at both the front and rear of blade (Fig. 16). 4. Align the left edge of the notch indicator with the straight edge and tighten the two screws (Q) Fig. 15. Avoi[...]

18 2. Insert the nozzle in the exhaust opening and push in until seated. 3. To remove, grasp the nozzle and pull out. Never direct sawdust toward anyone. To avoid personal injury from flying sawdust, keep the exhaust cover closed when the nozzle is not attached. NEVER insert foreign objects into the exhaust opening. INST ALLA TION AND CARE OF DUST [...]

19 HOW TO USE THE SAW For your protection, effective control of this powerful saw requires two-handed operation. The saw may be operated either right-handed (Fig. 21) or left- handed (Fig. 22). Support the work properly and hold the saw firmly to prevent loss of control which could cause personal injury. Clamp the workpiece on a rigid support such [...]

20 For narrow rip cuts, the rip guide is available as an accessory. Guide the saw by keeping the inner face of the rip guide (Fig. 20) tight against the edge of the board. For making wider cuts, - plywood and wide sheets - clamp or tack a straight-edge guide or a wooden guide strip on the workpiece. Place the right edge of the saw against this guid[...]

21 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[...]

22 PORTER-CABLE LIMITED ONE YEAR WARRANTY Porter-Cable warrants its Professional Power Tools for a period of one year from the date of original purchase. We will repair or replace at our option, any part or parts of the product and accessories covered under this warranty which, after examination, proves to be defective in workmanship or material du[...]

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[...]