Table of Contents
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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
SAVE THIS MANUAL FOR FUTURE REFERENCE
OPERATOR'S MANUAL
12 in. COMPOUND MITER SAW
WITH EXACTLINE™ LASER
MS1250LZ1
product.
®
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Double Insulated
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Table of Contents
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Summary of Contents for RIDGID MS1250LZ1
- Page 1 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.
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Page 2: Table Of Contents
TABLE OF CONTENTS Introduction ... 2 General Safety Rules ...3-4 Specific Safety Rules ...4-5 Symbols ...6-7 Electrical ... 8 Glossary of Terms ... 9 Features ...10-12 Tools Needed ... 12 Loose Parts ... 13 ... -
Page 3: General Safety Rules
GENERAL SAFETY RULES WARNING: Read and understand all instructions. Failure to follow all instructions listed below, may result in electric shock, fire and/or serious personal injury. READ ALL INSTRUCTIONS KNOW YOUR POWER TOOL. Read the operator’s manual carefully. Learn the applications and limitations as well as the specific potential hazards related to this tool. -
Page 4: Specific Safety Rules
If a work clamp and length stop are used together, they must both be installed on the same side of the saw table to prevent the saw from catching the loose end and kicking up. - Page 5 NEVER stand or have any part of your body in line with the path of the saw blade. ALWAYS release the power switch and allow the saw blade to stop rotating before raising it out of the workpiece.
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Page 6: Symbols
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 Volts Amperes Hertz Watt Minutes Alternating Current... - Page 7 To avoid serious personal injury, do not attempt to use this product until you read thoroughly and understand completely the operator’s manual. Save this operator’s manual and review frequently for continuing safe operation and instructing others who may use this product. Call Ridgid customer service for assistance.
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Page 8: Electrical
ELECTRICAL DOUBLE INSULATION Double insulation is a concept in safety in electric power tools, which eliminates the need for the usual three-wire grounded power cord. All exposed metal parts are isolated from the internal metal motor components with protect- ing insulation. Double insulated tools do not need to be grounded. -
Page 9: Glossary Of Terms
The area over, under, behind, or in front of the blade. As it applies to the workpiece, that area which will be or has been cut by the blade. The distance that the tip of the saw blade tooth is bent (or set) outward from the face of the blade. Snipe (planers) Depression made at either end of a workpiece by cutter blades when the workpiece is not properly supported. -
Page 10: Features
Maximum nominal lumber sizes:....2 x 6 BEVEL STOP PIN SWITCH LOCK UPPER BLADE GUARD DUST GUIDE SAW BASE MITER TABLE BLADE WRENCH SWITCH STORAGE TRIGGER LOWER BLADE GUARD REPEAT-A-CUT™... -
Page 11: Miter Lock Handle
To transport, turn off and unplug the saw, then lower the saw arm and lock it in the down position. Lock saw arm by depressing the lock pin. -
Page 12: Tools Needed
It has a sliding feature for clearance of the saw arm when making bevel or compound cuts. Loosen the fence screw before attempting to slide the miter fence. -
Page 13: Loose Parts
LOOSE PARTS The following items are included with your Compound Miter Saw: Miter Lock Handle Dust Bag Dust Guide Work Clamp Table Extension Socket Head Screw (2) TABLE EXTENTION DUST BAG MITER LOCK HANDLE WARNING: The use of attachments or accessories not listed might be hazardous and could cause serious personal injury. -
Page 14: Assembly
This saw has been shipped with the saw arm secured in the down position. To release the saw arm, push down on the top of the saw arm, cut the tie-wrap, and pull out on the lock pin. Lift the saw arm by the handle. Hand pressure should remain on the saw arm to prevent sudden rise upon release of the tie wrap. -
Page 15: 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. -
Page 16: Work Clamp
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. - Page 17 WARNING: A 12 in. blade is the maximum blade capacity of the saw. Never use a blade that is too thick to allow outer blade washer to engage with the flats on the spindle. Larger blades will come in contact with the blade guards, while thicker blades will prevent the hex bolt from securing the blade on the spindle.
- Page 18 Using the blade wrench provided with the saw, tighten bolt securely. Remove the blade wrench and store it in the saw base for future use. Replace the lower blade guard and blade bolt cover.
- Page 19 Remove the screws holding the throat plate in place. Remove the throat plate. Pull the saw arm all the way down and engage the lock pin to hold the saw arm in transport position. Loosen the miter lock handle approximately one-half turn.
- Page 20 The edge of the square and the saw blade should be parallel as shown in figure 18. If the front or back edge of the saw blade angles away from the square as shown in figures 19 and 20, adjust- ments are needed.
- Page 21 Failure to unplug your saw could result in accidental starting causing possible serious personal injury. Pull the saw arm all the way down and engage the lock pin to hold the saw arm in transport position. Loosen the miter lock handle approximately one-half turn.
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Page 22: Operation
The saw arm should rise completely to the up position by itself. If the saw arm does not raise by itself or if there is play in the pivot joints, have saw repaired by at your nearest AUTHORIZED SERVICE CENTER. - Page 23 ° table set at some angle other than zero. Pull out the lock pin and lift saw arm to its full height. Loosen the miter lock handle. Rotate the miter lock handle approximately one-half turn to the left to loosen.
- Page 24 NOTE: It may be necessary to adjust the sliding miter fence to assure proper clearance prior to making the cut. Pull out the lock pin and lift saw arm to its full height. Loosen the miter lock handle. Rotate the miter lock han- dle approximately one-half turn to the left to loosen.
- Page 25 Pull out the lock pin and lift saw arm to its full height. Loosen the miter lock handle. Rotate the miter lock han- dle approximately one-half turn to the left to loosen.
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Page 26: Support Long Workpieces
Use the optional work clamp or a C-clamp to secure the workpiece when possible. See Figure 30. Before turning on the saw, perform a dry run of the cutting operation just to make sure that no problems will occur when the cut is made. -
Page 27: Cutting Compound Miters
OPERATION CUTTING COMPOUND MITERS To aid in making the correct settings, the compound angle setting chart below has been provided. Since compound cuts are the most difficult to accurately obtain, trial cuts should be made in scrap material, and much thought and planning made, prior to making your required cut. -
Page 28: Cutting Crown Molding
OPERATION CUTTING CROWN MOLDING Your compound miter saw does an excellent job of cutting crown molding. In general, compound miter saws do a better job of cutting crown molding than any other tool made. In order to fit properly, crown molding must be compound mitered with extreme accuracy. - Page 29 NOTE: Use a piece of wood 28 in. long if using the exten- sion table. From the back side of the saw, use a pencil to mark the wood through the holes in the miter fences. Drill holes through the wood then countersink the holes to accept flat head screws.
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Page 30: Maintenance
OPERATION WRONG WARNING: To avoid a kickback and to avoid serious personal injury, never position the concave edge of bowed or warped material against the fence. MAINTENANCE WARNING: When servicing, use only identical replacement parts. Use of any other part may create a hazard or cause product damage. -
Page 31: Brush Replacement
Proceed as follows when replacement is required: Unplug the saw. WARNING: Failure to unplug the saw could result in accidental starting causing serious injury. Remove brush cap with a screwdriver. Brush assembly is spring loaded and will pop out when you remove brush cap. -
Page 32: Maintenance
Do not attempt to activate the laser. The laser is activated by means of a centrifugal switch only while the saw motor is running and the laser guide is mounted on the saw. After cleaning laser guide and replacing batteries, secure laser guide cover to laser guide support using the two phil- lips head screws. -
Page 33: Warranty
Tools covers all defects in workmanship or materials and nor- mal wear items such as brushes, chucks, motors, switches, cords, gears and even cordless batteries in this RIDGID tool for three years following the purchase date of the tool. Warranties for other RIDGID products may vary. -
Page 34: Parts Ordering/Service
MS1250LZ1 Double Insulated CUSTOMER SERVICE INFORMATION For parts or service, contact your nearest RIDGID authorized service center. Be sure to provide all relevant information when you call or visit. For the location of the authorized service center nearest you, please call 1-866-539-1710 or visit us online at www.ridgid.com.