Makita BLS820 Instruction Manual
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Makita BLS820 Instruction Manual

Makita BLS820 Instruction Manual

Cordless compound miter saw equipped with electric blade brake 216 mm (8-1/2”)
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See also: Instruction Manual , Manual
Cordless Compound
Miter Saw
Equipped with Electric Blade Brake
216 mm (8-1/2")
MODEL BLS820
001764
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.

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  • Page 1 Cordless Compound Miter Saw Equipped with Electric Blade Brake 216 mm (8-1/2”) MODEL BLS820 001764 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.

  • Page 2: Specifications

    SPECIFICATIONS Blade diameter ... 216 mm (8-1/2”) Hole (arbor) diameter ... 15.88 mm (5/8”) Max. Miter angle ...Left 52°, Right 52° Max. Bevel angle ...Left 45° Max. Cutting capacities (H x W) Bevel angle Miter angle 0° 45° (left) 61 mm x 122 mm 45 mm x 122 mm 0°...

  • Page 3: General Safety Precautions

    For Your Own Safety Read Instruction Manual Before Operating Tool Save it for future reference GENERAL SAFETY PRECAUTIONS (For All TOOIS) 1. KNOW YOUR POWER TOOL. Read the owner’s manual carefully. Learn the tool’s applications and limitations, as well as the specific potential hazards peculiar to it.

  • Page 4: Additional Safety Rules

    18. NEVER STAND ON TOOL. Serious injury could occur if the tool is tipped or if the cutting tool is unintentionally contacted. 19. CHECK DAMAGED PARTS. Before further use of the tool, a guard or other part that is damaged should be carefully checked to determine that it will operate properly and perform its intended function - check for alignment of moving parts, binding of...
  • Page 5 14. Make sure that the turn base is properly secured so it will not move during opera- tion. Use the holes in the base to fasten the saw to a stable work platform or bench. NEVER use tool where operator positioning would be awkward.
  • Page 6 (1) battery charger, (2) battery, and (3) product using battery. 3. CAUTION - To reduce risk of injury, charge only MAKITA rechargeable marked on the charger label. Other types of batteries may burst causing personal injury and damage.

  • Page 7: Additional Safety Rules For Charger & Battery Cartridge

    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 trans- former, an engine generator or DC power receptacle.

  • Page 8: Installation

    INSTALLATION 001823 1. Base 2. Hex bolt 3. Auxiliary plate 001832 1. Auxiliary plate 2. Base 3. Hex bolt 4. Nut 001847 1. Stopper pin 001857 1. Bolt Installing auxiliary plate Installing the auxiliary plate using the notch in the tool’s base and secure it by tightening the hex bolt.

  • Page 9: Functional Description

    FUNCTIONAL DESCRIPTION 001803 1. Button 2. Battery cartridge 3. Red part 001336 1. Terminal cover 2. Battery cartridge 3. Charging light 4. Battery charger CAUTION: • Always be sure that the tool is switched off and the battery cartridge is removed before adjusting or checking function on the tool.
  • Page 10 6. After charging, unplug the charger from the power source. 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.
  • Page 11 • Check the sound of cooling fan, vent on the charger and battery, which can be sometime clogged with dust. • The cooling system is in order although no sound of cooling fan comes out, if the yellow warning light will not flash.

  • Page 12: Blade Guard

    Do not remove spring holding blade guard. If guard becomes discolored through age or UV light exposure, con- tact a Makita service center for a new guard. DO NOT DEFEAT OR REMOVE GUARD.
  • Page 13 001799 1. Kerf board 001800 1. Saw blade 2. Blade teeth 3. Kerf board 4. Left bevel cut 5. Straight cut 001801 1. Adjusting bolt 001540 1. Top surface ot turn base 2. Periphery of blade 3. Guide fence Positioning kerf board This tool is provided with the kerf boards in the turn base to minimize tearing on the exit side of a cut.

  • Page 14: Adjusting The Miter Angle

    001802 1. Miter scale 2. Turn base 3. Lock lever 4. Pointer 5. Grip 001804 1. Lever 001805 1. Arm 2. Bevel scale 3. Pointer 001811 1. Lock-off button 2. Switch trigger Adjusting the miter angle Loosen the grip by turning counterclockwise. Turn the turn base while pressing down the lock lever.

  • Page 15: Electric Brake

    NEVER use the tool if it runs when you simply pull the switch trigger without pressing the lock-off button. Return tool to a Makita service center for proper repairs BEFORE further usage. •...
  • Page 16 • Use only the Makita socket wrench provided to install or remove the blade. Failure to do so may result in overtightening or insufficient tightening of the hex bolt. This could cause an injury.
  • Page 17 001765 1. Shaft lock 2. Socket wrench 3. Hex bolt 001771 1. Outer flange 2. Inner flange 3. Spindle 4. Saw blade 5. Hex bolt 001783 1. Arrow 2. Blade case 3. Saw blade 4. Arrow Press the shaft lock to lock the spindle and use the socket wrench to loosen the hex bolt clockwise.

  • Page 18: Securing Workpiece

    NOTE: If you connect a Makita vacuum cleaner to your saw, more efficient and cleaner operations can be performed. Securing workpiece WARNING: •...
  • Page 19 001806 1. Vise arm 2. Vise rod 3. Guide fence 4. Holder 5. Holder assembly 6. Vise knob 7. Screw 001807 1. Vise knob 2. Projection 3. Vise shaft 4. Base Vertical vise The vertical vise can be installed in two positions on either the left or right side of the guide fence or the holder assembly (optional accessory).

  • Page 20: Operation

    002247 1. Holder 2. Holder assembly 002246 1. Holder assembly 2. Rod 12 OPERATION CAUTION: • Grip the workpiece only when the projection is at the topmost position. Failure to do so may result in insufficient securing of the workpiece. This could cause the workpiece to be thrown, cause damage to the blade or cause the loss of control, which can result in PERSONAL INJURY.
  • Page 21 • Gently press down the handle to perform the cut. If the handle is pressed down with force or if lateral force is applied, the blade will vibrate and leave a mark (saw mark) in the workpiece and the precision of the cut will be impaired.
  • Page 22 001555 52˚ 45˚ 45˚ 38˚ 45˚ 45˚ 1. 52/38° type crown molding 2. 45° type crown molding 3. 45° type cove molding • When pressing the handle down, apply pressure parallel to the blade. If the pressure is not parallel to the blade during a cut, the angle of the blade might be shifted and the precision of the cut will be impaired.
  • Page 23 001556 (1) (2) (3) (4) Fig.A 1. Inside corner 2. Outside corner 001557 1. Inside corner 2. Outside corner There are crown and cove molding joints which are made to fit “Inside” 90° corners ((1) and (2) in Fig. A) and “Outside”...
  • Page 24 Example: In the case of cutting 52/38° type crown molding for position (1) in Fig. A: • Tilt and secure bevel angle setting to 33.9° LEFT. • Adjust and secure miter angle setting to 31.6° RIGHT. • Lay crown molding with its broad back (hidden) surface down on the turn base with its CEILING CONTACT EDGE against the guide fence on the saw.
  • Page 25 000031 Ceiling 52˚ 38˚ Wall to Crown Molding Angle: 52/38 degrees Wall Angle Bevel Angle Miter Angle (deg.) (deg.) (deg.) 43.0 46.8 42.8 46.3 42.5 45.7 42.2 45.1 41.9 44.6 41.7 44.0 41.4 43.5 41.1 42.9 40.8 42.4 40.5 41.9 40.2 41.3 39.9...
  • Page 26 000032 Ceiling 45˚ 45˚ Wall to Crown Molding Angle: 45 degrees Wall Angle Bevel Angle Miter Angle (deg.) (deg.) (deg.) 37.8 50.8 37.5 50.2 37.3 49.6 37.1 49.1 36.8 48.5 36.6 48.0 36.4 47.4 36.1 46.9 35.9 46.4 35.6 45.8 35.4 45.3 35.1...

  • Page 27: Carrying Tool

    001846 1. Set plate 2. Holder 3. Screw 001847 1. Stopper pin 001814 MAINTENANCE 6. Cutting repetitive lengths When cutting several pieces of stock to the same length, ranging from 220 mm (8-5/8”) to 365 mm (14-3/8”), use of the set plate (optional accessory) will facilitate more efficient operation.

  • Page 28: Adjusting The Cutting Angle

    001815 1. Guide fence 2. Hex bolt 001816 1. Triangular rule 001817 1. Screw 2. Miter scale 3. Pointer WARNING: • Always be sure that the blade is sharp and clean for the best and safest performance. Adjusting the cutting angle This tool is carefully adjusted and aligned at the factory, but rough handling may have affected the alignment.
  • Page 29 001818 1. Sub arm 2. Arm 3. 0° bevel angle adjusting bolt 4. Lever 001819 1. Triangular rule 2. Saw blade 3. Top surface of turn base 001820 1. Pointer 2. Screw 3. Arm 4. Sub arm 001821 1. 45° bevel angle adjusting bolt 2.

  • Page 30: Replacing Carbon Brushes

    1 minute. Then check the tool while running and elec- tric brake operation when releasing the switch trigger. If elec- tric brake is not working well, ask your local Makita service center for repair. After use •...
  • Page 31 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.
  • Page 32 Memo...
  • Page 33 Makita Canada Inc. 1950 Forbes Street, Whitby, Ontario L1N 7B7 Fold Stamp Timbre...
  • Page 34 Street Address City AGE: Under 19 Occupation: Dealer's Name & Address: Paste Paste Paste 3. How did you first learn of Makita Power Tools? Magazine/Newspaper From dealer Store display 4. Most favored points are? Design Features Size Price Model No.
  • Page 35 When you need service... • Explain the problem in a letter • Enclose the letter with the tool • Package carefully and send prepaid to the nearest Makita factory or authorized service centre (905) 571 - 2200 1-800-263-3734 (604) 272 - 3104 1-800-663-0909...
  • Page 36 WARRANTY. “The Makita Warranty is the only and the entire written warranty given by Makita for the Makita tools. No dealer or his agent or employee is authorized to extend or enlarge upon this warranty by any verbal or written statement or advertisement.”...

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