Operator's Manual CRAFTSMAN 15 Amp - 3 HP (Max. Developed) 12" Blade 4000 R.P.M. LASER COMPOUND MITER SAW With Retractable Laser Trac® System Model 137.212150 \ \ Safety CAUTION: Instructions Installation Before using this Miter Saw, read this manual and follow Operation all its Safety Rules and Parts List Operating Maintenance Instructions Customer Help Line 1-800-843-1682 Sears, Roebuck and Co., Hoffman Estates, IL 60179 U.S.A. Visit our Craftsman website: www.sears.
SECTION Warranty ........................................ Product Specifications ....................... Power Tool Safety ............................ Compound Miter Saw Safety ............... Electrical Requirements and Safety ...... Accessories and Attachments .............. Tools Needed For Assembly ................ Carton Contents .............................. PAGE 2 2 3 4 4-5 6 6 7 SECTION PAGE Know Your Compound Miter Saw ........ Glossary of Terms ............................ Assembly .........
GENERAL SAFETY INSTRUCTIONS BEFORE USING THE MITER SAW Safety is a combination of common sense, staying and knowing how to use your miter saw. alert To avoid mistakes that could cause serious injury, do not plug the tool in until you have read and understood the following. . . READ and become familiar with the entire Operators Manual. LEARN the tool's application, limitations and possible hazards. KEEP GUARDS 3. REMOVE IN PLACE and in working ADJUSTING order. KEYS AND WRENCHES.
. USE ONLY CROSS-CUTTING SAW BLADES. When using carbide tipped blades, make sure they have a negative hook angle. IMPORTANT: DO NOT USE THIN KERF BLADES- they can deflect and contact guard and can cause possible injury to the operator. 2. DO NOT operate the miter saw until it is completely assembled and installed according to these instructions. IF YOU ARE NOT thoroughly familiar with the operation of miter saws, seek guidance from your supervisor, instructor, or other qualified person. .
DOUBLEINSULATED[] Thepowertoolisdoubleinsulated toprovidea double thickness of insulation between youandtool'selectrical system. Allexposed metalpartsareisolatedfromthe internalmetalmotorcomponents withprotecting insulation. Replacement parts- Whenservicing useonlyidentical replacement parts. Polarizedplugs- Thissawhasa plugthatlookslikethe oneshownbelow: ,J ..... 4. FUSES may "blow" or circuit breakers may trip frequently if: a.
RECOMMENDED • • • ACCESSORIES Use only accessories recommended for this miter saw. Follow instructions that accompany accessories. Use of improper accessories may cause hazards. The use of any cutting tool except 12 inch saw blades that meet the requirements under recommended accessories is prohibited. Do not use accessories such as shaper cutters or dado sets. Ferrous metal cutting, the use of abrasive wheels and the cutting of masonry products are prohibited.
UNPACKING YOUR . MITER SAW items are accounted packing material. To avoid injury from unexpected starting or electrical shock, do not plug the power cord into a source of power during unpacking and assembly. This cord must remain unplugged whenever you are working on the saw. 1. Remove 2. Do not lift the miter saw by the switch handle or miter table handle. It may cause misalignment. Always lift the machine by the built in carry handle. Place the saw on a secure stationary work surface.
ON / OFF Trigger Safety Lock-OFF Switch Button Power Cord Storage Clips Cutting Head Handle Upper Blade Guard Handle Locking Lever Laser guide Arbor Lock Motor Saw Blade Lower Blade Guard Dust Bag Bevel Scale Sliding Fence Extension Hold Down Clamp Left Extension ig Fence Arm Bracket o Base / Bevel Lock Handle Table Mounting Positive Stop Locking Lever Miter Handle Quick-Cam Miter Lock Handle 8 Holes Right Extension Wing
trigger switch and a safety lock-off CRAFTSMAN TERMS COMPOUND MITER ARBOR LOCK - Allows the user to keep the blade from rotating while tightening or loosening the arbor locking bolt during blade replacement or removal. BASE - Supports the table, holds accessories for workbench or leg set mounting. and allows BEVEL LOCKING HANDLE - Locks the miter saw at a desired bevel angle. BEVEL SCALE - To measure blade 0 ° to 45 ° left.
ASSEMBLY INSTRUCTIONS Fig. B To avoid injury, do not connect this miter saw to the power source until it is completely assembled and adjusted, and you have read and understood this Operators Manual. INSTALLING EXTENSION WINGS & ARM BRACKETS (FIG. A) 1. Slide the extension wing (1) into the mounting holes (2) of the saw base. 2. Thread the locking screw (3) into the extension wing then tighten with a Phillips screwdriver. 3.
RAISING THE CUTTING HEAD (Fig. E) Raising 1. Push down slightly on the cutting handle. 2. Pull out the stop latch (1). 3. Allow the cutting head to rise to the up position. REMOVING To avoid injury store the miter down position. cutting head in REMOVING and damage to the saw, transport or saw with the cutting head locked in the Never use the stop latch to hold the a down position for cutting operations. Fig. E 1. 2. OR INSTALLATING THE BLADE Only use a 12-inch diameter blade.
IMPORTANT: Fig. H 5 REMOVING - cont'd 8. Remove the arbor bolt (4), the outer blade collar (6), and the blade (7) with the 5/8" reducer. Do not remove the inner blade collar. (Fig. I) 9. Raise the lower clear plastic blade guard (1) to the upright position (Fig. G) to remove the blade. NOTE: Pay attention to the pieces removed, noting their position and direction they face. Wipe the blade collars clean of any sawdust before installing a new blade.
MITER SCALE (Fig, K) The miter saw table has nine of the most common angle settings with positive stops at 0°, 15 °, 22.5 °, 31.6 ° and 45 °. These positive stops position the blade at the desired angle quickly and accurately. , 4. Miter Angle Pointer Adjustment (Fig. K): 1. Place the miter table at the zero position making sure the positive stop locking lever snaps into position. 2. Loosen the miter angle indicator screw (1) and adjust the indicator to the "0" mark on the miter scale. 3.
33.9 ° Bevel Adjustment (Fig. O) 1. Push the bevel detent pin (9) in toward the front of the unit. Fig. N 2. 3. 4. Unlock the bevel lock handle and tilt the cutting arm to the crown molding positive stop at 33.9 o Using a combination square, check to see if the blade angle is 33.9 ° to the table. If the blade is not at 33.9 ° to the miter table, loosen Iocknut (7) then turn the bevel angle adjusting bolt (8) in or out with a 10mm wrench until the blade is at 33.9 ° to the miter table. 5.
ALIGNING THE LASER GUIDE (Fig. P, Q, R) This adjustment was made at the factory however minor adjustment may be required before the tool is used for the first time. Also, the laser alignment should be checked periodically to verify accuracy. You also have the option to change the laser projection to the left, middle or right side of the blade according to your preference when using the laser to guide the cutting operation.
SAFETY INSTRUCTIONS OPERATION FOR BASIC SAW Replace damaged, missing, or defective parts before using the saw again. Maintain tools with care. Keep the miter saw clean for best and safest performance. Follow instructions for lubricating. Don't put lubricants on the blade while it's spinning.
PLAN YOUR WORK • Use the right tool. Don't force a tool or attachment to do a job it was not designed to do. Use a different tool for any workpiece that can't be held in a solidly braced, fixed position. CAUTION: This machine is NOT designed for cutting masonry, masonry products & ferrous metals (steel, iron, and iron-based metals.) Use this miter saw to cut only wood, wood-like products, or soft metals like aluminum. Other material may shatter, bind the blade, or create other dangers.
BODY AND HAND POSITION (Fig. S) Proper positioning of your body and hands when operating the miter saw will make cutting easier and safer. Never place hands near the cutting area. Place hand at least 8-1/2" away from the path of the blade. Hold workpiece firmly against the fence to prevent movement toward the blade. Keep hands in position until the trigger has been released and the blade has completely stopped.
SLIDING FENCE (Fig. V) BEVEL CUT (Fig. X) The sliding fence must be fully extended to the left when making any compound or bevel cuts. Failure to fully extend the sliding fence will not allow enough space for the blade to pass through, which could result in serious injury. 1. Unlock the fence cam locking lever (1) by pushing it toward the rear of the machine. 2. Fully extend the fence (2) by sliding it out as far as possible. 3. Lock the fence cam lock by pushing it IN toward the fence.
COMPOUND CUT (Fig. Z) The sliding fence must be fully extended to the left when making any compound cuts. Failure to fully extend the sliding fence will not allow enough space for the blade which could result in serious injury. 1. 2. 3. Fig. BB Fully extend the fence by sliding it out as far as possible. See "SLIDING FENCE". Set the desired bevel angle and lock into position with the bevel lock handle (1). Set the desired miter angle using positive stop the locking lever (3) or the miter quick lock (2).
CUTTING BASEMOLDING (Fig.DD) Basemoldings andmanyothermoldings canbecuton acompound mitersaw.Thesetupofthesawdepends onmoldingcharacteristics andapplication, asshown. Performpracticecutsonscrapmaterialtoachievebest results: 1.Alwaysmakesuremoldings restfirmlyagainstfence andtable.Usehold-down, crownmolding viseor C-clamps, whenever possible, andplacetapeonthe areabeingclampedtoavoidmarks. 2.Reducesplintering bytapingthecutareapriorto makingthecut.Markthecutlinedirectlyonthetape. 3.
MAINTENANCE DANGER Never put lubricants on the blade while it is spinning. To avoid fire or toxic reaction, never use gasoline, naphtha acetone, lacquer thinner or similar highly volatile solvents to clean the miter saw. LOWER BLADE GUARD Do not use the saw without the lower blade guard. The lower blade guard is attached to the saw for your protection. Should the lower guard become damaged, do not use the saw until the damaged guard has been replaced.
Toavoidinjuryfromaccidental starting,alwaysturntheswitchOFFandunplugthetoolbeforemoving, replacing theblade or makingadjustments. ConsultyourSearsServiceCenterifforanyreasonthemotorwillnotrun. TROUBLESHOOTING PROBLEM GUIDE - MOTOR PROBLEM CAUSE not sealed SUGGESTED Brake does not 1. Motor brushes stop blade within 6 seconds. lightly sticking. 2. Motor brake overheated from use of defective or wrong size blade or rapid ON/OFF cycling. 3. Arbor bolt loose. 4. Other. or 1. 2.
12" CRAFTSMAN I_ COMPOUND MITER SAW MODEL: 137.212150 WARNING] When servicing use only CRAFTSMAN replacement parts. Use of any other parts may create a HAZARD damage. Any attempt to repair or replace electrical parts on this Miter Saw may create a HAZARD unless qualified service technician. Repair service is available at your nearest Sears Service Center. Always have Model Number PARTS LIST FOR SCHEMATIC I.D. No. and I.D.
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