Black & Decker M1850BD Instruction Manual Download Page 37

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7-1/4 IN. COMPOUND MITER SAW

MODEL NO. SM1850BD

PARTS LIST & SCHEMATIC - MOTOR

2BMT

2BMU

2S3B

2BMS

2E0J

2BMX

2S6T

33C4

2BN1

0QBK

0QBE

0KCQ

0QBG

0JX2

2DW9

0KNE

0HX7

2WZ1

0JE8

3JQH

I.D.

Description

Size

Qty

0HX7

NEEDLE ROLLER BEARING

0JE8

C-RING

0JX2

HEX. SOC SET SCREW

M5*0.8-6

0KCQ

CR. RE.PAN HD.TAPPING SCREW & WASHER

M5*12-65

0KNE

HEX. NUT

M6*1.0 T=5

0QBE

BRUSH HOLDER ASS'Y

0QBG

CARBON BRUSH ASS'Y

0QBK

BRUSH COVER

2BMS

CUTTER SHAFT

2BMT

SPACER

2BMU

HELIX GEAR

2BMX

FLOW GUIDE

2BN1

MOTOR COVER

2DW9

WAVE WASHER

2E0J

BALL BEARING

2S3B

GEAR BOX

2S6T

ARMATURE ASS'Y

2WZ1

PARALLEL KEY

33C4

FIELD ASS'Y

3JQH

LEAD WIRE ASS'Y

Summary of Contents for M1850BD

Page 1: ...nswers If you can t find the answer or do not have access to the Internet call 1 844 437 5095 from 8 30 a m to 5 p m EST Mon Fri to speak with an agent Please have the catalog number available when you call SAVE THIS MANUAL FOR FUTURE REFERENCE VEA EL ESPANOL EN LA CONTRAPORTADA INSTRUCTIVO DE OPERACIÓN CENTROS DE SERVICIO Y PÓLIZA DE GARANTÍA ADVERTENCIA LÉASE ESTE INSTRUCTIVO ANTES DE USAR EL PR...

Page 2: ...s gases or dust Power tools create sparks which may ignite the dust or fumes c Keep children and bystanders away while operating a power tool Distractions can cause you to lose control 2 Electrical safety a Power tool plugs must match the outlet Never modify the plug in any way Do not use any adapter plugs with earthed grounded power tools Unmodified plugs and matching outlets will reduce risk of ...

Page 3: ...hese instructions to operate the power tool Power tools are dangerous in the hands of untrained users e Maintain power tools Check for misalignment or binding of moving parts breakage of parts and any other condition that may affect the power tool s operation If damaged have the power tool repaired before use Many accidents are caused by poorly maintained power tools f Keep cutting tools sharp and...

Page 4: ...PERFORM FREEHAND OPERATIONS workpiece not supported by table and fence Hold the work firmly against the fence and table Freehand operations on a miter saw could cause the workpiece to be thrown at high speeds causing serious injury NEVER REACH AROUND OR BEHIND THE SAW BLADE A blade can cause serious injury DO NOT REACH UNDERNEATH THE SAW unless it is unplugged and turned off Contact with saw blade...

Page 5: ...MOTOR AIR SLOTS of chips and sawdust Clogged motor air slots can cause the machine to overheat damaging the machine and possibly causing a short which could cause serious injury KEEP ARMS HANDS AND FINGERS AWAY FROM THE BLADE to prevent severe cuts Clamp all workpieces that would cause your hand to be within 6 152 mm of the saw blade NEVER LOCK THE SWITCH IN THE ON POSITION Severe personal injury ...

Page 6: ... insulation does not take the place of normal safety precautions when operating this tool To avoid electrocution Use only identical replacement parts when servicing a tool with double insulation Servicing should be performed by a qualified technician Do not use power tools in wet or damp locations or expose them to rain or snow MOTOR SAFETY PROTECTION IMPORTANT To avoid motor damage the motor shou...

Page 7: ...ng Total length of Cord More Than Not More Than 25ft 50ft 100ft 150ft 0 6 18 16 16 14 6 10 18 16 14 12 10 12 16 16 14 12 12 16 14 12 Not Recommended In all cases make certain the receptacle in question is properly grounded If you are not sure have a certified electrician check the receptacle GLOSSARY OF TERMS AMPERAGE AMPS A measure of the flow of electric current Higher ratings generally means th...

Page 8: ...ING TERMS ARBOR The shaft on which a blade is mounted BEVEL CUT An angle cut made through the face of the workpiece COMPOUND CUT An angled cut to both the edge and face of a board most common use is with crown molding CROSS CUT A cut which runs across the board perpendicular to the grain FREEHAND Performing a cut without using a fence guide hold down or other proper device to prevent the workpiece...

Page 9: ...volve your safety PROHIBITION WEAR EYE PROTECTION Always wear safety goggles or safety glasses with side shields READ AND UNDERSTAND OPERATOR S MANUAL To reduce the risk of injury user and all bystanders must read and understand operator s manual before using this product SUPPORT AND CLAMP WORK KEEP HANDS AWAY FROM BLADE Failure to keep your hands away from the blade will result in serious persona...

Page 10: ... parts Carefully check them according to the diagram below If any part is missing or damaged please do not plug in or use the miter saw until replacements have been obtained UNPACKING 1 Miter saw 2 Hold down clamp 3 Dust bag 4 Blade wrench 5 Miter saw handle 6 Rear support bracket 1 2 3 4 5 6 WARNING ...

Page 11: ...uard 11 ON OFF trigger switch 12 Hold down latch 13 Slide carriage 14 Slide carriage lock knob 15 Bevel scale 16 Hand hold for transportation 17 Base 18 Positive miter detent 19 Positive stop lock lever 20 Blade 21 Lower blade guard 22 Cutting depth stop knob 23 Rear support bracket 24 Blade wrench storage 1 2 10 11 9 8 7 6 5 3 4 21 22 23 20 16 19 12 14 16 13 17 15 18 24 ...

Page 12: ... adjusting or when making repairs An accidental start up can cause injury To reduce the risk of serious personal injury ALWAYS lock the miter table locking lever bevel lock handle and hold down latch before transporting saw In order to conveniently carry the miter saw from place to place use the hand holds 1 in the base RELEASING THE CUTTING HEAD FIGURE B To avoid injury and damage to the saw tran...

Page 13: ...ing or when making repairs An accidental start up can cause injury NOTE Your miter saw was adjusted at the factory However during shipment slight misalignment may have occurred Check the following settings and adjust if necessary prior to using this miter saw WARNING WARNING B 2 1 INSTALLING THE MITER HANDLE FIGURE D Thread the miter handle 1 into the hole located at the front of the miter table S...

Page 14: ... position The slide carriage lock knob 1 is located on the right side of the slide carriage H 1 REMOVING AND INSTALLING THE BLADE Removing Blade Figure I J K To avoid injury from an accidental start make sure the switch is in the OFF position and plug is not connected to the power source outlet Only use a 7 1 4 inch diameter blade with a 5 8 in round arbor hole and no more that 7 degree hook angle...

Page 15: ...ee hook angle making sure the rotation arrow on the blade matches the clockwise rotation arrow on the upper guard and the blade teeth are pointing downward Place the arbor collar 6 against the blade and on the arbor Thread the arbor bolt 4 on the arbor in a counterclockwise direction Figure K IMPORTANT Make sure the flats of the blade collars are engaged with the flats on the arbor shaft Also the ...

Page 16: ... could cause damage to the insulation or the wire connections resulting in electric shock or fire To avoid injury from flying debris do not allow visitors to stand near the saw during any cutting operation Support the saw on a level work surface Always bolt or clamp the saw to its support WARNING WARNING To prevent binding and inaccuracy be sure the mounting surface is not warped or otherwise unev...

Page 17: ...el angle adjustment bolt 4 and use a 10 mm wrench to adjust the stop bolt 4 depth in or out to increase or decrease the bevel angle Tilt the cutting arm to back to the right at 90 0 bevel and recheck for alignment Repeat above steps if further adjustment is needed Tighten locknut 5 and bevel lock handle 1 when alignment is achieved M 3 4 Inch plywood WARNING 90 Bevel pointer adjustment Figure O Wh...

Page 18: ...er 2 to align the indicator 3 to the desired degree measurement If the desired angle is one of the nine positive stops release the positive stop locking lever making sure the lever snaps into position and then secure by tightening the miter handle If the miter angle desired is not one of the nine positive stops simply lock the miter table into desired angle position by turning the miter handle in ...

Page 19: ...nit off and disconnect it from power source before installing and removing accessories before adjusting or when making repairs An accidental start up can cause injury To avoid mistakes that could cause serious permanent injury do not plug the tool in until the following steps are completed Completely assemble and adjust the saw following the instructions ASSEMBLY AND ADJUSTMENTS Learn the use and ...

Page 20: ...and arbor collars are clean Make sure all clamps and locks are tight and there is no excessive play in any parts KEEP YOUR WORK AREA CLEAN Cluttered areas and benches invite accidents To avoid burns or other fire damage never use the miter saw near flammable liquids vapors or gases Plan ahead to protect your eyes hands face and ears Know your miter saw Read and understand the Operator s Manual and...

Page 21: ...PIECES Use extra supports tables sawhorses blocks etc for workpieces large enough to tip WARNING Never use another person as a substitute for a table extension or as an additional support for a workpiece that is longer or wider than the basic miter saw table or to help feed support or pull the workpiece Do not use this saw to cut small pieces If the workpiece being cut would cause your hand or fin...

Page 22: ...DRY RUNS UNPOWERED BEFORE FINISH CUTS SO THAT YOU CAN CHECK THE PATH OF THE BLADE DO NOT CROSS HANDS AS SHOWN IN FIGURE T U V W Starting a cut Place hands at least 6 in away on both sides of the blade path no hands zone Hold workpiece firmly against the fence to prevent movement toward the blade With the slide carriage lock knob tightened turn on the saw by squeezing the trigger switch When the sa...

Page 23: ... X 1 2 BEFORE LEAVING THE SAW Never leave tool running unattended Turn power OFF Wait for all moving parts to stop Make workshop childproof Lock the shop Disconnect master switches Store tool away from children and other unqualified users To avoid injury from materials being thrown always unplug the saw to avoid accidental starting and remove small pieces of material from the table cavity BASIC SA...

Page 24: ...sition the cutting head at the desired bevel position Lock the bevel lock handle Loosen the miter handle 2 Lift up the positive stop locking lever and position the table at the desired angle Release the positive stop locking lever and lock the miter handle SLIDE CUTTING WIDE BOARDS UP TO 8 in WIDE FIGURE CC To avoid injury Never pull the cutting head assembly and spinning blade toward you during t...

Page 25: ...cavity The table insert may be removed for this purpose but always reattach table insert prior to performing a cutting operation A bowed workpiece must be positioned against the fence and secured with a clamping device as shown before cutting Do not position workpiece incorrectly or try to cut the workpiece without the support of the fence This will cause the blade to bind and could result in pers...

Page 26: ...her moldings can be cut on a compound miter saw The setup of the saw depends on molding characteristics and application as shown Perform practice cuts on scrap material to achieve best results Always make sure moldings rest firmly against fence and table Use hold down crown molding vise or C clamps whenever possible and place tape on the area being clamped to avoid marks Reduce splintering by tapi...

Page 27: ... and miter angles for compound miters remember that the settings are interdependent changing one changes the other as well Settings for standard crown molding lying flat on compound miter saw table II JJ F e n c e Miter saw table Workpiece Compound cut crown moldings Inside corner Outside corner OR OL IR IL ...

Page 28: ...t RIGHT 31 6 3 LEFT side is finished piece Inside corner Right side IR 33 9 31 6 Left 1 Position bottom of molding against fence 2 Miter table set at LEFT 31 6 3 LEFT side is finished piece Outside corner Left side OL 33 9 31 6 Left 1 Position bottom of molding against fence 2 Miter table set at LEFT 31 6 3 RIGHT side is finished piece Outside corner Right side OR 33 9 31 6 Right 1 Position top of...

Page 29: ...84 22 01 117 20 67 24 31 23 43 21 68 118 20 30 23 94 23 02 21 36 119 19 93 23 57 22 61 21 03 120 19 57 23 20 22 21 20 70 121 19 20 22 83 21 80 20 38 122 18 84 22 46 21 40 20 05 123 18 48 22 09 21 00 19 72 52 38 Crown Molding 45 45 Crown Molding Angle Between Walls Miter Setting Bevel Setting Miter Setting Bevel Setting 124 18 13 21 71 20 61 19 39 125 17 77 21 34 20 21 19 06 126 17 42 20 96 19 81 1...

Page 30: ...aged or burned To inspect or replace brushes first unplug the saw Then remove the black plastic cap 1 on the side of the motor 2 Remove the cap cautiously because it is springloaded Then pull out the brush and replace Replace for the other side To reassemble reverse the procedure The ears on the metal end of the assembly go in the same hole the carbon part fits into Tighten the cap snugly but do n...

Page 31: ...nly blades that are 7 1 4 in diameter and have a maximum rpm speed greater than 5000RPM no load on this saw is 5000RPM 10 Do not expose to rain or use in damp locations 11 Tighten arbor screw and clamps before sawing 12 Secure tool properly to prevent unexpected movement 13 Failure to comply with these warnings may result in serious personal injury WARNING Pour votre sécurité lire le guide d utili...

Page 32: ...See MAINTENANCE section Use a recommended blade Let cool down See REMOVING OR INSTALLING THE BLADE section Retighten See REMOVING OR INSTALLING THE BLADE section Replace brushes Contact Service Center Motor does not start Limit switch failure Brush worn Fuse blown or circuit breaker tripped on home panel Replace limit switch Replace brushes See MAINTENANCE section Verify there is electrical power ...

Page 33: ...WEAR EYE PROTECTION Cutting arm wobbles Loose pivot points Contact Service Center Cutting arm will not fully raise or blade guard won t fully close Pivot spring not replaced properly after service Sawdust build up Clean and lubricate moving parts Contact Service Center Blade binds jams burns wood Improper operation Dull or warped blade Improper blade size Wood is moving during cut See BASIC SAW OP...

Page 34: ...OVER 1 0JQ3 HEX HD BOLT M10 1 5 65 1 2S65 POWER CABLE 1 0K7Z CR RE TRUSS HD ROUND NECK SCREW M6 1 0 14 2 2S67 LEAD WIRE ASS Y 1 0KBG CR RE PAN HD TAPPING SCREW M4 18 30 6 2T82 SHAFT SLEEVE 1 0KDU CR RE PAN HD SCREW M6 1 0 12 2 2VH6 LINEAR MOTION BEARING 1 0KR3 LOCK NUT M6 1 0 T 6 1 32R9 NUT CHUCK M5 0 8 T 5 1 0KTT CABLE CLAMP 2 32RB NUT CHUCK M8 1 25 T 8 1 0KUW TERMINAL 2 32RC NUT CHUCK M12 1 75 T...

Page 35: ...VISE ASS Y 1 3HJV HEX HD BOLT M6 1 0 25 1 3NZA REAR EXTENSION STAY 1 3HK0 FLAT WASHER φ10 19 1 8 1 3NZQ ARBOR COLLAR 2 3HK0 FLAT WASHER φ10 19 1 8 2 3NZW BASE 1 3HK1 FLAT WASHER φ12 21 1 1 3NZZ FLAT WASHER φ8 13 1 1 3HK7 FLAT WASHER 3 16 1 2 3 641 3P02 SLIDE BAR SEAT FRONT 1 3HK9 FLAT WASHER 3 8 29 32 1 81 3P1D CLAMP BOLT 1 3HMC CR RE PAN HD SCREW M6 1 0 8 1 3P1E CLAMP BOLT 1 3JDX CR RE PAN HD SCR...

Page 36: ...36 7 1 4 IN COMPOUND MITER SAW MODEL NO SM1850BD SCHEMATIC MITER SAW ...

Page 37: ...BEARING 1 0JE8 C RING 1 0JX2 HEX SOC SET SCREW M5 0 8 6 2 0KCQ CR RE PAN HD TAPPING SCREW WASHER M5 12 65 2 0KNE HEX NUT M6 1 0 T 5 2 0QBE BRUSH HOLDER ASS Y 2 0QBG CARBON BRUSH ASS Y 2 0QBK BRUSH COVER 2 2BMS CUTTER SHAFT 1 2BMT SPACER 1 2BMU HELIX GEAR 1 2BMX FLOW GUIDE 1 2BN1 MOTOR COVER 1 2DW9 WAVE WASHER 1 2E0J BALL BEARING 1 2S3B GEAR BOX 1 2S6T ARMATURE ASS Y 1 2WZ1 PARALLEL KEY 1 33C4 FIEL...

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