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OPERATOR’S MANUAL
12 in. COMPOUND MITER SAW
WITH EXACTLINE™ LASER
MS1250LZ1 - Double Insulated
Your miter saw has been engineered and manufactured to RIDGID’s high standard for dependability, ease of operation, and
operator safety. When properly cared for, it will give you years of rugged, trouble-free performance.
WARNING:
To reduce the risk of injury, the user must read and understand the operator’s manual before using this product.
®
Thank you for buying a RIDGID product.
SAVE THIS MANUAL
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TABLE OF CONTENTS Introduction ......................................................................................................................................................................2 � General Safety Rules .....................................................................................................................................................3-4 � Specific Safety Rules .................................................................................................
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GENERAL SAFETY RULES SECURE WORK. Use clamps or a vise to hold work when practical, it is safer than using your hand and WARNING: frees both hands to operate the tool. Read and understand all instructions. Failure to DO NOT OVERREACH. Keep proper footing and follow all instructions listed below, may result in balance at all times. electric shock, fire and/or serious personal injury. MAINTAIN TOOLS WITH CARE. Keep tools sharp and clean for better and safer performance. Follow instr
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GENERAL SAFETY RULES NEVER USE IN AN EXPLOSIVE ATMOSPHERE. USE ONLY CORRECT BLADES. Do not use blades with Normal sparking of the motor could ignite fumes. incorrect size holes. Never use blade washers or blade bolts that are defective or incorrect. The maximum blade INSPECT TOOL CORDS PERIODICALLY. If dam- capacity of your saw is 12 in. aged, have repaired by a qualified service technician at an authorized service facility. The conductor with insulation BEFORE MAKING A CUT, BE SURE
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SPECIFIC SAFETY RULES NEVER hand hold a workpiece that is too small to be ALWAYS STAY ALERT! Do not allow familiarity (gained clamped. Keep hands clear of the cutting area. from frequent use of your saw) to cause a careless mis- take. ALWAYS REMEMBER that a careless fraction of NEVER reach behind, under, or within three inches of the a second is sufficient to inflict severe injury. blade and its cutting path with your hands and fingers for any reason. MAKE SURE THE WORK AREA HAS AMPL
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SYMBOLS Some of the following symbols may be used on this tool. Please study them and learn their meaning. Proper interpreta- tion of these symbols will allow you to operate the tool better and safer. SYMBOL NAME DESIGNATION/EXPLANATION V Volts Voltage A Amperes Current Hz Hertz Frequency (cycles per second) W Watt Power min Minutes Time Alternating Current Type of current Direct Current Type or a characteristic of current n No Load Speed Rotational speed, at no load o Class II Construction Doub
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SYMBOLS The following signal words and meanings are intended to explain the levels of risk associated with this product. SYMBOL SIGNAL MEANING Indicates an imminently hazardous situation, which, if not avoided, will DANGER: result in death or serious injury. Indicates a potentially hazardous situation, which, if not avoided, could WARNING: result in death or serious injury. Indicates a potentially hazardous situation, which, if not avoided, may CAUTION: result in minor or moderate inj
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ELECTRICAL DOUBLE INSULATION EXTENSION CORDS Double insulation is a concept in safety in electric power When using a power tool at a considerable distance from tools, which eliminates the need for the usual three-wire a power source, be sure to use an extension cord that has grounded power cord. All exposed metal parts are isolated the capacity to handle the current the tool will draw. An from the internal metal motor components with protect- undersized cord will cause a drop in line voltage
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GLOSSARY OF TERMS Anti-Kickback Pawls (radial arm and table saws) Non-Through Cuts A devise which, when properly installed and maintained, Any cutting operation where the blade does not extend is designed to stop the workpiece from being kicked back completely through the thickness of the workpiece. toward the front of the saw during a ripping operation. Push Blocks (for jointer planers) Arbor Device used to feed the workpiece over the jointer planer The shaft on which a blade or cutting too
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FEATURES PRODUCT SPECIFICATIONS Cutting Capacity with Miter at 0°/Bevel 0°: Blade Diameter. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 in. Maximum nominal lumber sizes:. . . . . . . . . . 2 x 8, 4 x 4 Blade Arbor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 in. Cutting Capacity with Miter at 45°/Bevel 0°: No Load Speed . . . . . . . . . . . . . . . . . . 4,000 r/min. (RPM) Maximum nominal lumber sizes:. . . . . . . . . . . . . . . 2 x 6 Input . . . . .
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5 0 FEATURES LOCK KNOW YOUR COMPOUND MITER SAW PIN See Figure 1. The safe use of this product requires an understanding of the information on the tool and in this operator’s manual as well as a knowledge of the project you are attempting. Before use of this product, familiarize yourself with all operating CARRYING features and safety rules. HANDLE 15 AMP MOTOR This saw has a powerful 15 amp motor with sufficient power to handle tough cutting jobs. It is made with all ball bearings, and h
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FEATURES EXACTLINE™ LASER GUIDE ELECTRIC BRAKE For more accurate cuts, an Exactline™ laser guide is included An electric brake has been provided to quickly stop blade with your miter saw. When used properly, the laser guide makes rotation after the switch is released. accurate, precision cutting simple and easy. REPEAT-A-CUT™ See Figure 5. POSITIVE STOPS ON MITER TABLE ° ° ° The Repeat-A-Cut™ feature on both the left and right side Positive stops have been provided at 0°, 15 , 22.5 , 31.6 ,
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LOOSE PARTS The following items are included with your Compound Miter Saw: Miter Lock Handle Washer (2) Dust Bag Blade Wrench Dust Guide Exactline™ Laser Work Clamp Hex Bolt Table Extension Operator’s Manual (not shown) Socket Head Screw (2) Warranty Registration Card (not shown) DUST GUIDE LASER HEX BOLT SOCKET HEAD SCREWS WASHER TABLE EXTENTION DUST BAG BLADE WRENCH MITER WORK CLAMP LOCK HANDLE Fig. 7 WARNING: The use of attachments or accessories not listed migh
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ASSEMBLY UNPACKING WARNING: This product requires assembly. Carefully lift saw from the carton by the carrying handle Do not connect to power supply until assembly is and the saw base, and place it on a level work surface. complete. Failure to comply could result in acciden- tal starting and possible serious personal injury. NOTE: This tool is heavy. To avoid back injury, lift with your legs, not your back, and get help when needed. This saw has been shipped with the saw arm secured in
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ASSEMBLY TABLE EXTENSION See Figure 9. The table extension can be used on the left side of the miter saw. To assemble and install the table extension: Insert socket head screw and washer into the two holes in the side of the miter saw base. Tighten securely. MITER LOCK HANDLE See Figure 10. To install the miter lock handle, place the threaded stud on the end of the miter lock handle into the threaded hole in the control arm under miter table. Turn clockwise to tighten. DUST GUIDE See Fi
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ASSEMBLY DUST BAG See Figure 12. A dust bag is provided for use on this miter saw. It fits over the dust guide on the upper blade guard. To install it, squeeze the two metal clips to open the mouth of the bag and slide it on the dust guide. Release the clips. The metal ring in the bag should lock in between the grooves on the DUST dust guide. BAG To remove the dust bag for emptying, simply reverse the above procedure. WORK CLAMP See Figure 13. WARNING: In some operations, the work clam
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5 0 ASSEMBLY SCREW WARNING: In some operations, the work clamp assembly may interfere with the operation of the blade guard as- sembly. Always make sure there is no interference BLADE BOLT COVER with the blade guard prior to beginning any cutting operation to reduce the risk of serious personal injury. LOWER TO INSTALL BLADE BLADE See Figure 14. GUARD BLADE WARNING: A 12 in. blade is the maximum blade capacity of the saw. Never use a blade that is too thick to allow TO outer blade w
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5 0 ASSEMBLY BLADE BOLT COVER WARNING: Make sure the spindle lock button is not engaged before reconnecting saw into power source. Never LOWER engage spindle lock button when blade is rotating. BLADE GUARD MOUNTING THE EXACTLINE™ LASER GUIDE BLADE See Figure 15. Unplug the saw. See "To Install Blade" in the Assembly section of this operator's manual. TO SCREW LOOSEN Make sure inner blade washer is in place before positioning saw blade on the spindle of the saw. FLATS ON SPINDLE NO
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5 0 ASSEMBLY Follow the directions below for using the laser guide: Removing Your Mark: Position the laser line near the left edge of your mark on the work surface in order to remove the mark. To Cut Your Mark: Position the laser line near or over your mark on the work surface in order to cut the mark. To Leave Your Mark: Position the laser line near the right edge of your mark on the work surface in order to leave the mark. After you have become familiar with using the laser guide, you will
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5 0 5 0 ASSEMBLY Depress the miter lock plate and rotate the miter table SLIDING ° until the pointer on the control arm is positioned at 0 . MITER FENCE Release the miter lock plate and securely tighten the miter lock handle. Remove the sliding miter fence by loosening the set screw and the sliding miter fence knob. Lay a framing square flat on the miter table. Place one leg of the square against the fence. Slide the other leg BLADE of the square against the flat part of saw blade
