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RIDGID MS1250LZ - page 1
OPERA TOR’S MANUAL 12 in. COMPOUND MITER SA W WITH EXACTLINE™ LASER MS1250LZ - Double Insulated Y our miter saw has been engineered and manufactured to RIDGID’ s high standard for dependability , ease of operation, and operator safety . When pr operly cared for , it will give you years of rugged, trouble-fr ee performance. WARNING: T o reduce ...
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RIDGID MS1250LZ - page 2
2 3 T ABLE OF CONTENTS n Introduction ...................................................................................................................................................................... 2 � n General Safety Rules .................................................................................................................... ...
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RIDGID MS1250LZ - page 3
2 3 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 n KN OW YOU R POW ER TO OL. Re ad th e oper at or’ s man ual carefully . Lear n the applications and limitations as well as the specific potential hazards r ...
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RIDGID MS1250LZ - page 4
4 5 GENERAL SAFETY RULES n NEVER USE IN AN EXPLOSIVE A TMOSPHERE. Normal sparking of the motor could ignite fumes. n INSPECT TOOL CORDS PERIODICALL Y . I f d a m- aged, have repaired by a qualified service technician at an auth ori zed serv ice fac ilit y . The con duct or with ins ulat ion having an outer surface that is green with or without yell ...
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RIDGID MS1250LZ - page 5
4 5 SPECIFIC SAFETY RULES n NEVER hand hold a workpiece that is too small to be clamped. Keep hands clear of the cutting area. n NEVER r each behind, under , or within three inches of the blade and its cutting path with your hands and fingers for any reason. n NEVER reach to pick up a workpiece, a piece of scrap, or anything else that is in or near ...
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RIDGID MS1250LZ - page 6
6 7 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 . Read The Operator’ s Manual Safety Alert No Hands Symbol No Hands Symbol No Hands Symbol No Hands Symbol SYMBOL NAME DESIGNA TION/EXPLANA TION ...
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RIDGID MS1250LZ - page 7
6 7 SYMBOLS SYMBOL SIGNAL MEANING SERVICE Servicing requir es extreme care and knowledge and should be performed only by a qualified service technician. For service we suggest you return the product to your nearest AUTHORIZED SERVICE CENTER for r epair . When servic- ing, use only identical replacement parts. WARNING: T o avoid serious personal inj ...
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RIDGID MS1250LZ - page 8
8 9 DOUBLE INSULA TION 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 ar e isolated from the inter nal metal motor components with protect- ing ins ulation. Do uble insul ated tools do not n eed to be grounded. WARNING: The double insu ...
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RIDGID MS1250LZ - page 9
8 9 GLOSSAR Y OF TERMS Non-Through Cuts Any cutting operation where the blade does not extend completely through the thickness of the workpiece. Push Blocks (for jointer planers) Device used to feed the workpiece over the jointer planer cutterhead during any operation. This aid helps keep the operator's hands well away from the cutterhead. Pus ...
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RIDGID MS1250LZ - page 10
10 11 FEA TURES PRODUCT SPECIFICA TIONS Blade Diameter . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 in. Blade Arbor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 in. No Load Speed . . . . . . . . . . . . . . . . . . . . . . . . . 4,000/min. Input . . . . . . . . . . . . . . . 120 V , 60 Hz, AC Only , 15 Amps Net ...
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RIDGID MS1250LZ - page 11
10 11 FEA TURES SPINDLE LOCK BUTTON SWITCH TRIGGER KNOW YOUR COMPOUND MITER SA W See Figure 1. Before attempting to use this product, familiarize yourself with all operating features and safety rules. 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 has exte ...
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RIDGID MS1250LZ - page 12
12 13 FEA TURES EXACTLINE™ LASER GUIDE Fo r mor e a cc ura te c uts , an E xac tl ine ™ la ser guid e is in cl ude d wi th yo ur mit er sa w . Wh en use d pr op er ly , the las er gu id e ma kes accurate, precision cutting simple and easy . POSITIVE STOPS ON MITER T ABLE Positive stops have been provided at 0°, 15 ° , 22.5 ° , 31.62 ° , and ...
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RIDGID MS1250LZ - page 13
12 13 The following items are included with your Compound Miter Saw: n Miter Lock Handle n Dust Bag n Dust Guide n W ork Clamp n T able Extension n Socket Head Scr ew (2) n W asher (2) n Blade W rench n Exactline™ Laser n Hex Bolt n Operator’ s Manual (not shown) n W arranty Registration Card (not shown) Fig. 7 WARNING: The use of attachments o ...
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RIDGID MS1250LZ - page 14
14 15 ASSEMBL Y UNP ACKING This product r equires assembly . n Carefully lift saw fr om the carton by the carrying handle and the saw base, and place it on a level work surface. NOTE: This tool is heavy . T o avoid back injury , lift with your legs, not your back, and get help when needed. n This saw has been shipped with the saw arm secur ed in th ...
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RIDGID MS1250LZ - page 15
14 15 ASSEMBL Y ASSEMBLING LEG ST AND See Figures 9 - 10. n Separate brace pieces (letters A, C, D, and E) from leg pieces (letter E). Ther e are a total of 12 pieces: 8 brace pieces and 4 leg pieces. n Remove the following hardwar e from the leg stand hard- ware bag: 24 carriage bolts (5/16-18 x 5/8 in.) 4 rubber feet 4 hex bolts (5/16-18 x 2-1/2 ...
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RIDGID MS1250LZ - page 16
16 17 ASSEMBL Y Fig. 12 Fig. 10 LEG ST AND ASSEMBLED T ABLE EXTENSION See Figure 11. The table extension can be used on the left side of the miter saw . T o assemble and install the table extension: n Insert socket head scr ew and washer into the two holes in the side of the miter saw base. n Tighten secur ely . MOUNTING THE MITER SAW TO THE LEG ST ...
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RIDGID MS1250LZ - page 17
16 17 ASSEMBL Y MITER LOCK HANDLE See Figure 13. T o 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. T urn clockwise to tighten. DUST GUIDE See Figure 14. Insert the dust guide inside the exhaust port in the upper blade guar d. T ur n the guide s ...
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RIDGID MS1250LZ - page 18
18 19 WARNING: Before connecting saw to power source, make sure the blade or blade guard will not hit the work clamp or table extensions when cutting 35° to 45° angles. TO INST ALL BLADE See Figure 17. WARNING: A 12 in. blade is the maximum blade capacity of the saw . Never us e a blade that is too thi ck to allow outer blade washer to engage wit ...
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RIDGID MS1250LZ - page 19
18 19 ASSEMBL Y WARNING: Make sure the spindle lock button is not engaged befor e reconnecting saw into power source. Never engage spindle lock button when blade is rotating. MOUNTING THE EXACTLINE™ LASER GUIDE See Figure 18. n Unplug the saw . See "T o Install Blade" on page 18 in the Assembly section of this operator's manual. n ...
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RIDGID MS1250LZ - page 20
20 21 1 5 2 0 2 5 3 0 3 5 4 0 4 5 5 0 1 0 ASSEMBL Y Follow the directions below for using the laser guide. Removing Y our Mark: Position the laser line near the left edge of your mark on the work surface in order to r emove the mark. T o Cut Y our Mark: Position the laser line near or over your mark on the work surface in order to cut the mark. T o ...
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RIDGID MS1250LZ - page 21
20 21 1 5 2 0 2 5 3 0 3 5 4 0 4 5 5 0 1 0 n Depr ess the miter lock plate and r otate the miter table until the pointer on the control arm is positioned at 0 ° . n R ele ase the mite r loc k pl ate and sec ur el y ti ght en t he mi ter lock handle. n R em ove th e sl id in g mi te r f enc e b y l oos en ing th e s et scr ew and the sliding miter f ...
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RIDGID MS1250LZ - page 22
22 23 SQUARING THE BLADE TO THE M ITER T ABLE See Figures 25 - 28. n Unplug your saw . WARNING: Fai lur e to unplu g y our saw cou ld r esul t in acc ide nta l starting causing possible serious personal injury . n Pull the saw arm all the way down and engage the lock pin to hold the saw arm in transport position. n Loosen the miter lock handle appr ...
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RIDGID MS1250LZ - page 23
22 23 PIVOT ADJUSTMENTS NOTE: These adjustments were made at the factory and normally do not requir e readjustment. TRA VEL PIVOT ADJUSTMENT n The saw arm should rise completely to the up position by itself. n If the saw arm does not raise by itself or if there is play in the pivot joints, have saw repair ed by at your nearest AUTHORIZED SERVICE CE ...
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RIDGID MS1250LZ - page 24
24 25 CUTTING WITH YOUR COMPOUND MITER SAW WARNING: When using a work clamp or C-clamp to secure your workpiece, clamp workpiece on one side of the blade only . The workpiece must remain free on one side of the blade to pr event the blade fr om binding in workpiece. The workpiece binding the blade will cause motor stalling and kickback. This situat ...
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RIDGID MS1250LZ - page 25
24 25 TO BEVEL CUT See Figures 30 - 32. A bevel cut is made by cutting across the grain of the workpiece with the blade angled to the workpiece. A straight bevel cut is made with the miter table set at the zero degree position and the blade set at an angle between -2 ° and 47 ° . NOTE: It may be necessary to adjust the sliding miter fence to assu ...
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RIDGID MS1250LZ - page 26
26 27 n Slowly lower the blade into and thr ough the workpiece. n R ele as e th e s wit ch tri gg er and a llo w t he saw blad e t o st op rotating before raising the blade out of workpiece. W ait until the electric brake stops blade from turning befor e removing the workpiece fr om miter table. TO COMPOUND MITER CUT A compound miter cut is a cut m ...
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RIDGID MS1250LZ - page 27
26 27 n Align the cutting line on the workpiece with the edge of saw blade. n G ras p t he stoc k fi rm ly with one ha nd and secu re it aga in st the fence. Use the optional work clamp or a C-clamp to secure the workpiece when possible. See Figure 33. n B efo r e turn ing on t he s aw , p erf orm a dr y ru n of the cut tin g operation just to make ...
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RIDGID MS1250LZ - page 28
28 29 CUTTING COMPOUND MITERS T o aid in making the corr ect 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 requir ed cut. 4 PITCH OF SIDE NUMBER OF SIDES 0° 6 M ...
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RIDGID MS1250LZ - page 29
28 29 When cutting crown molding by this meth od the bevel angle should be set at 33.85 °. The miter angle should be set at 31.62 ° either right or left, depending on the desired cut for the a ppl ica tio n. Se e the char t belo w for corr ect ang le set tin gs and correct positioning of cr own molding on miter table. The settings in the chart be ...
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RIDGID MS1250LZ - page 30
30 31 CUTTING WARPED MA TERIAL See Figures 37 - 38. When cutting warped material, always make sur e it is posi- tioned on the miter table with the convex side against the fence as shown in figure 37. If the warped mat erial is positioned the wr ong way as shown in figure 38, it will pinch the blade near the completion of the cut. Fig. 37 RIGHT OPER ...
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RIDGID MS1250LZ - page 31
30 31 WRONG WARNING: T o avoid a kickback and to avoid serious personal injury , never position the concave edge of bowed or warped material against the fence. Fig. 39 Fig. 38 OPERA TION 1 5 2 0 2 5 3 0 3 5 4 0 4 5 1 0 WIDE BOARD MAINTENANCE WARNING: When servicing, use only identical replacement parts. Use of any other part may create a hazard or ...
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RIDGID MS1250LZ - page 32
32 33 EXTENSION CORDS The use of any ext ensio n cor d will cau se so me lo ss of power . T o keep the loss to a minimum and to pr event tool overheat- ing, use an extension cord that is heavy enough to carry the current the tool will draw . A wir e gage size (A.W .G.) of at least 14 is r ecommended for an extension cord 25 feet or less in length. ...
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RIDGID MS1250LZ - page 33
32 33 MAINTENANCE CHANGING THE BA TTERIES See Figure 41. n Unplug your saw . WARNING: Fa ilu re to unp lug you r sa w c oul d r es ult in acci den tal starting causing possible serious personal injury . Remove the laser guide fr om the saw . Lay laser guide on a flat surface with the two phillips screws facing upward. Remove the screw s and sepa ra ...
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RIDGID MS1250LZ - page 34
34 35 NOTES ...
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RIDGID MS1250LZ - page 35
34 35 W ARRANTY Proof of purchase must be pr esented when requesting war - ranty service. Limited to RIDGID ® hand held and stationary power tools purchased 2/1/04 and after . This product is manufactured by One W orld T echnologies, Inc. The trademark is licensed from RIDGID ® , Inc. All warranty communications should be directed to One W orld T ...
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RIDGID MS1250LZ - page 36
36 CUSTOMER SERVICE INFORMA TION 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. The model number of this tool is found on ...
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