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Compound Miter Saw
Equipped with Electric Blade Brake
305 mm (12”)
MODEL LS1221
DOUBLE
INSULATION
INSTR U CTION MANU AL
WARNING:
For your personal safety, READ and UNDERSTAND before using.
SAVE THESE INSTRUCTIONS FOR FUTURE REFERENCE.
www.makitatools.com
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SPECIFICATIONS Blade diameter : ............................................................................................. 305 mm (12”) Hole diameter : ................................................................................................ 25.4 mm (1”) Max. Miter angle : ....................................................................................Left 48°, Right 48° Max. Bevel angle : .............................................................................................
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5. DON’T USE IN DANGEROUS ENVIRON- 16. REDUCE THE RISK OF UNINTENTIONAL MENT. Don’t use power tools in damp or STARTING. Make sure switch is in off wet locations, or expose them to rain. position before plugging in. Keep work area well lighted. Don’t use 17.USE RECOMMENDED ACCESSORIES. tool in presence of flammable liquids or Consult the owner’s manual for recom- gases. mended accessories. The use of improper 6. KEEP CHILDREN AWAY. All visitors accessories may cause risk of injury to should be k
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VOLTAGE WARNING: Before connecting the tool to a power source (receptacle, outlet, etc.) be sure the voltage supplied is the same as that specified on the nameplate of the tool. A power source with voltage greater than that specified for the tool can result in SERIOUS INJURY to the user - as well as damage to the tool. If in doubt, DO NOT PLUG IN THE TOOL. Using a power source with voltage less than the nameplate rating is harmful to the motor. USE PROPER EXTENSION CORD. Make sure your extension
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9. Do not use the tool in the presence of 22. Stop operation immediately if you notice flammable liquids or gases. anything abnormal. 10. Check the blade carefully for cracks or 23. Do not attempt to lock the trigger in the on damage before operation. Replace position. cracked or damaged blade immediately. 24. Be alert at all times, especially during Gum and wood pitch hardened on blades repetitive, monotonous operations. Do slows saw and increases potential for not be lulled into a false sense
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SAVE THESE INSTRUCTIONS WARNING: MISUSE or failure to follow the safety rules stated in this instruction manual may cause serious personal injury. 6
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Bench mounting INSTALLATION 001794 When the tool is shipped, the handle is locked in the lowered position by the stopper pin. Release the stopper pin by lower- ing the handle slightly and pulling the stopper pin. 1 1. Stopper pin 001827 This tool should be bolted with four bolts to a level and stable surface using the bolt holes provided in the tool’s base. This will help prevent tipping and possible injury. 1 1. Bolt FUNCTIONAL CAUTION: DESCRIPTION Always be sure that the tool is switched of
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If the see-through blade guard becomes dirty, or sawdust adheres to it in such a way that the blade is no longer easily visible, unplug the saw and clean the guard carefully with a damp cloth. Do not use solvents or any petroleum-based cleaners on the plastic guard. 001782 If the blade guard is especially dirty and vision through the guard is impaired, use the supplied socket wrench to loosen the hex bolt holding the center cover. Loosen the hex bolt by turning it counterclockwise and raise the
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001835 Maintaining maximum cutting capacity 1 This tool is factory adjusted to provide the maximum cutting capacity for a 305 mm (12”) saw blade. When installing a new blade, always check the lower limit position of the blade and if necessary, adjust it as follows: First, unplug the tool. Lower the handle completely. Use the socket wrench to turn the adjusting bolt until the periphery of 1. Adjusting bolt the blade extends slightly below the top surface of the turn base at the point where the fr
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001837 Adjusting the bevel angle To adjust the bevel angle, loosen the lever at the rear of the tool counterclockwise. Push the handle to the left to tilt the saw blade until the pointer points to the desired angle on the bevel scale. Then tighten the lever clockwise firmly to secure the arm. 1 CAUTION: 1. Lever When tilting the saw blade, be sure to raise the handle 001838 fully. After changing the bevel angle, always secure the arm 1 by tightening the lever clockwise. 2 When changing bev
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For your safety, this tool is equipped with a lock-off button which prevents the tool from unintended starting. 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. NEVER tape down or defeat purpose and function of lock-off button. Electric brake This tool is equipped with an electric blade brake. If the tool consistently fails to quickly stop blade after swi
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Lock the handle in the raised position by pushing in the stop- per pin. 001828 To remove the blade, use the socket wrench to loosen the hex bolt holding the center cover by turning it counterclock- 1 wise. Raise the blade guard and center cover. 2 1. Center cover 2. Socket wrench 001829 Press the shaft lock to lock the spindle and use the socket 1 wrench to loosen the hex bolt clockwise. Then remove the hex bolt, outer flange and blade. 2 1. Shaft lock 2. Socket wrench 001791 To install the blad
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001785 Return the blade guard and center cover to its original posi- 2 1 4 3 tion. Then tighten the hex bolt clockwise to secure the center cover. Release the handle from the raised position by pulling the stopper pin. Lower the handle to make sure that the blade guard moves properly. Make sure shaft lock has released spindle before making cut. 1. Blade case 2. Arrow 3. Saw balde 4. Arrow 001831 Dust bag 1 The use of the dust bag makes cutting operations clean and dust collection easy. To attach
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CAUTION: 001549 When cutting long workpieces, use supports that are as 1 2 high as the top surface level of the turn base. Do not rely solely on the vertical vise and/or horizontal vise to secure the workpiece. Thin material tends to sag. Support workpiece over its entire length to avoid blade pinch and possible KICKBACK. 1. Support 2. Turn base 001842 Sub-fence 1 This tool is equipped with the sub-fence. It should be posi- tioned as shown in the figure. 1. Sub-fence 001843 CAUTION: When per
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Press the workpiece flat against the guide fence and the turn base. Position the workpiece at the desired cutting position and secure it firmly by tightening the vise knob. CAUTION: The workpiece must be secured firmly against the turn base and guide fence with the vise during all operations. 001839 Horizontal vise (optional accessory) 1 The horizontal vise can be installed in two positions on either the left or right side of the base. When performing 15° or greater miter cuts, install the hor
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001810 When cutting long workpieces, use the holder-rod assembly (optional accessory). It consists of two holder assemblies 1 2 and two rods 12. CAUTION: Always support long workpieces level with the top surface of the turn base for accurate cuts and to prevent dangerous loss of control of the tool. 1. Holder assembly 2. Rod 12 OPERATION CAUTION: Before use, be sure to release the handle from the lowered position by pulling the stopper pin. Make sure the blade is not contacting the workpie
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001841 3. Bevel cut Loosen the lever and tilt the saw blade to set the bevel angle (Refer to the previously covered “Adjusting the bevel angle”). Be sure to retighten the lever firmly to secure the selected bevel angle safely. Secure the work- piece with a vise. Switch on the tool without the blade making any contact and wait until the blade attains full speed. Then gently lower the handle to the fully lowered position while applying pressure in parallel with the blade. When the cut is completed
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5. Cutting crown and cove moldings Crown and cove moldings can be cut on a compound miter saw with the moldings laid flat on the turn base. 001555 There are two common types of crown moldings and one type of cove moldings; 52/38° wall angle crown molding, 45° wall angle crown molding and 45° wall angle cove 52∞ 45∞ 45∞ molding. See illustrations. 38∞ 45∞ 45∞ 12 3 1. 52/38° type crown molding 2. 45° type crown molding 3. 45° type cove molding 001556 There are crown and cove molding joints which a
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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. • The finished piece to be used will always be on the LEFT side of the blade after the cut has been made. 19
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EN0002-1 000031 Compound Miter Saw Miter and Bevel Angle Settings Ceiling 52˚ 38˚ Wall to Crown Molding Angle: 52/38 degrees Wall Angle Bevel Angle Miter Angle Wall Angle Bevel Angle Miter Angle Wall Angle Bevel Angle Miter Angle (deg.) (deg.) (deg.) (deg.) (deg.) (deg.) (deg.) (deg.) (deg.) 43.0 46.8 101 30.1 26.9 141 15.3 12.3 60 61 42.8 46.3 102 29.7 26.5 142 14.9 12.0 62 42.5 45.7 103 29.4 26.1 143 14.5 11.6 63 42.2 45.1 104 29.0 25.7 144 14.1 11.3 64 41.9 44.6 105 28.7 25.3 145 13
