Cordless Circular Saw Equipped with Electric Blade Brake 165 mm (6-1/2”) MODEL 5621D I N S T R U C T I O N M A N U A L WARNING: For your personal safety, READ and UNDERSTAND before using. SAVE THESE INSTRUCTIONS FOR FUTURE REFERENCE. w w w. m a k i t a t o o l s.
SPECIFICATIONS Model 5621D Blade diameter Max. Cutting depth 165 mm (6-1/2”) at 90° 54 mm (2-1/8”) at 45° 38 mm (1-1/2”) No load speed (RPM) 2,600/min. Overall length 364 mm (14-5/16”) Net weight 3.4 kg (7.5 lbs) Battery Charger DC1804 Input A. C. only 50 Hz - 60 Hz Output Battery Cartridge D. C. 7.2 V - 18 V 1822 1833 45 min. 50 min. Voltage Charging time 1834 1835 60 min. 70 min. 18 V • Manufacturer reserves the right to change specifications without notice.
. Keep bystanders, children, and visitors away while operating a power tool. Distractions can cause you to lose control. Electrical Safety 4. A battery operated tool with integral batteries or a separate battery pack must be recharged only with the specified charger for the battery. A charger that may be suitable for one type of battery may create a risk of fire when used with another battery. 5. Use battery operated tool only with specifically designated battery pack.
20. Use only accessories that are recommended by the manufacturer for your model. Accessories that may be suitable for one tool may create a risk of injury when used on another tool. SERVICE 21. Tool service must be performed only by qualified repair personnel. Service or main- tenance performed by unqualified personnel may result in a risk of injury. 22. When servicing a tool, use only identical replacement parts. Follow instructions in the Maintenance section of this manual.
aware of the time it takes for the blade to stop after switch is released. 6. NEVER hold piece being cut in your hands or across your leg. It is important to support the work properly to minimize body exposure, blade binding, or loss of control. 7. Hold tool by insulated gripping surfaces when performing an operation where the cutting tool may contact hidden wiring. Contact with a “live” wire will also make exposed metal parts of the tool “live” and shock the operator. 8.
Push the saw forward at a speed so that the blade cuts without slowing. 12. Be aware that this tool is always in an operating condition, because it does not have to be plugged into an electrical outlet. Fig. 2 Do not support board or panel away from the cut. Do not use dull or damaged blade. Unsharpened or improperly set blades produce narrow kerf causing excessive friction, blade binding and KICKBACK. Keep blade sharp and clean.
clamp it down. DO NOT TRY TO HOLD SHORT PIECES BY HAND! extremely dangerous and can lead to serious accidents. Fig. 5 Fig. 7 19. WARNING: Blade coasts to stop after switch is released. Contact with coasting blade can cause serious injury. Before setting the tool down after completing a cut, be sure that the lower (telescoping) guard has closed and the blade has come to a complete stop. Fig. 6 18. Never attempt to saw with the circular saw held upside down in a vise. This is 20.
IMPORTANT SAFETY INSTRUCTIONS FOR CHARGER & BATTERY CARTRIDGE USC001-3 1. SAVE THESE INSTRUCTIONS - This manual contains important safety and operating instructions for battery charger. 6. To reduce risk of damage to electric plug and cord, pull by plug rather than cord when disconnecting charger. 2. Before using battery charger, read all instructions and cautionary markings on (1) battery charger, (2) battery, and (3) product using battery. 7.
ADDITIONAL SAFETY RULES FOR CHARGER & BATTERY CARTRIDGE 1. Do not charge Battery Cartridge when temperature is BELOW 10°C (50°F) or ABOVE 40°C (104°F). 2. Do not attempt to use a step-up transformer, an engine generator or DC power receptacle. 3. Do not allow anything to cover or clog the charger vents. 4. Always cover the battery terminals with the battery cover when the battery cartridge is not used. 5. Do not short the battery cartridge: (1) Do not touch the terminals with any conductive material.
FUNCTIONAL DESCRIPTION • 001328 1 2 Installing or removing battery cartridge • Always switch off the tool before insertion or removal of the battery cartridge. • To remove the battery cartridge, withdraw it from the tool while pressing the buttons on both sides of the cartridge. • To insert the battery cartridge, align the tongue on the battery cartridge with the groove in the housing and slip it into place. Always insert it all the way until it locks in place with a little click.
NOTE: • The battery charger is for charging Makita battery cartridge. Never use it for other purposes or for other manufacturer’s batteries. • When you charge a new battery cartridge or a battery cartridge which has not been used for a long period of time, it may not accept a full charge. This is a normal condition and does not indicate a problem. You can recharge the battery cartridge fully after discharging it completely and recharging a couple of times.
001352 Adjusting depth of cut • CAUTION: After adjusting the depth of cut, always tighten the lever securely. Loosen the lever on the side of the rear handle and move the base up or down. At the desired depth of cut, secure the base by tightening the lever. 1 1. Lever For cleaner, safer cuts, set cut depth so that no more than one blade tooth projects below workpiece. Using proper cut depth helps to reduce potential for dangerous KICKBACKS which can cause personal injury.
To prevent the switch trigger from being accidentally pulled, a lock-off button is provided. To start the tool, push in the lockoff button and pull the switch trigger. Release the switch trigger to stop. Electric brake This tool is equipped with an electric blade brake. If the tool consistently fails to quickly stop blade after switch trigger release, have tool serviced at a Makita service center. The blade brake system is not a substitute for lower guard. NEVER USE TOOL WITHOUT A FUNCTIONING LOWER GUARD.
001454 1 Hex wrench storage When not in use, store the hex wrench as shown in the figure to keep it from being lost. 1. Hex Wrench OPERATION • • 001472 2 1 3 1. Rear handle 2. Front grip 3. Base 14 CAUTION: Be sure to move the tool forward in a straight line gently. Forcing or twisting the tool will result in overheating the motor and dangerous kickback, possibly causing severe injury.
001491 1 Rip fence (Guide rule) The handy rip fence allows you to do extra-accurate straight cuts. Simply slide the rip fence up snugly against the side of the workpiece and secure it in position with the screw on the front of the base. It also makes repeated cuts of uniform width possible. 2 1. Clamp screw 2. Rip fence (Guide rule) MAINTENANCE 001502 2 CAUTION: • Always be sure that the tool is switched off and the battery cartridge is removed before attempting to perform inspection or maintenance.
001145 Replacing carbon brushes Remove and check the carbon brushes regularly. Replace when they wear down to the limit mark. Keep the carbon brushes clean and free to slip in the holders. Both carbon brushes should be replaced at the same time. Use only identical carbon brushes. 1 1. Limit mark 001525 1 2 1. Brush holder cap 2. Screwdriver Use a screwdriver to remove the brush holder caps. Take out the worn carbon brushes, insert the new ones and secure the brush holder caps.
ACCESSORIES • CAUTION: These accessories or attachments are recommended for use with your Makita tool specified in this manual. The use of any other accessories or attachments might present a risk of injury to persons. Only use accessory or attachment for its stated purpose. If you need any assistance for more details regarding these accessories, ask your local Makita service center. • Carbide-tipped saw blades Combination General purpose blade for fast and smooth rip, crosscuts and miters.
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Cut First-Class Postage Required Post Office will not deliver without proper postage. Makita U.S.A., Inc.
MAIL THIS PORTION Your answers to the following questions are appreciated. 1. This product was purchased from: 3. How did you learn about this product: Other ( Magazine Radio Hardware/Lumber Store From Dealer Exhibition Tool Distributor Newspaper From Friend Industrial Supply Store Display Previous Usage Construction Supply Catalog Other ( Home Center ) 2. Use of the product is intended for: ) 4.
FACTORY SERVICE CENTERS 1-800-4-MAKITA RETAIN THIS PORTION FOR YOUR RECORDS ARIZONA 3707 E. Broadway Rd., Ste. 6 Phoenix, AZ 85040 (602) 437-2850 FLORIDA 750 East Sample Road Pompano Beach, FL 33064 (954) 781-6333 MISSOURI 9876 Watson Road St. Louis, MO 63126-2221 (314) 909-9889 PENNSYLVANIA 1704 Babcock Blvd. Pittsburgh, PA 15209 (412) 822-7370 CALIFORNIA 41850 Christy St. Fremont, CA 94538-5107 (510) 657-9881 GEORGIA 4680 River Green Parkway NW Duluth, GA 30096 (770) 476-8911 NEBRASKA 4129 S.
WARNING 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 products, and • arsenic and chromium from chemically-treated lumber. Your risk from these exposures varies, depending on how often you do this type of work.
