Kobalt SM1850LW, User Manual

Page 1: ...ons problems missing parts Before returning to your retailer call our customer service department at 1 888 3KOBALT 1 888 356 2258 8 a m 8 p m EST Monday Friday R R ITEM 0358937 MODEL SM1850LW 7 1 4 IN SLIDING COMPOUND MITER SAW WITH LASER GUIDE Français p 45 Español p 89 Serial Number Purchase Date ATTACH YOUR RECEIPT HERE KOBALT is a registered trademark of LF LLC All Rights Reserved ...

Page 2: ...ADE Base Moulding Against Fence 2 3 4 in Diameter 7 1 4 in MITER BEVEL POSITIVE STOP ANGLES Arbor 5 8 in Miter Detent Stops 0 15 22 5 31 6 45 R L Bevel Positive Stops 0 45 L TABLE OF CONTENTS PRODUCT SPECIFICATIONS Product Specifications Package Contents Safety Information Preparation Assembly Instructions Adjustment Instructions Operating Instructions Crown Moulding Chart Care and Maintenance Trou...

Page 3: ...nsportation 2 Place the saw on a secure stationary work surface 3 Separate all parts from the packing material Check each one with the illustration below to make certain all items are accounted for before discarding any packing material WARNING If any part is missing or damaged do not attempt to assemble the miter saw or plug in the power cord until the missing or damaged part is correctly replace...

Page 4: ...orkpiece such as wire or nails can also cause tips to crack or break off Before using always visually examine the blade and tips for bent teeth cracks breakage missing or loose tips or other damage Do not use if damage is suspected Failure to heed safety instructions and warnings can result in serious bodily injury or loss of eyesight WARNING WARNING GENERAL SAFETY INFORMATION PROPOSITION 65 WARNI...

Page 5: ...ght in moving parts Non slip footwear is recommended Contain long hair ALWAYS WEAR EYE PROTECTION Any power tool can throw foreign objects into the eyes and could cause permanent eye damage ALWAYS wear safety goggles not glasses that comply with ANSI Safety standard Z87 1 Everyday eyeglasses have only impact resistant lenses They ARE NOT safety glasses NOTE Wearing glasses or goggles not in compli...

Page 6: ...f vibration ALLOW the motor to come up to full speed before starting a cut KEEP THE MOTOR AIR SLOTS CLEAN and free of chips or dust ALWAYS MAKE SURE all handles are tight before cutting even if the table is positioned in one of the positive stops MAKE SURE both the blade and the collar are clean and the arbor bolt is tightened securely USE only blade collars specified for your saw NEVER use blades ...

Page 7: ...rely against the fence when cutting Do not perform operations freehand Support long material at the same height as the saw table Never place your hands or fingers in the path of the blade or reach in back of the fence It s hazardous to do so Do not cross arms or hands in front of blade to secure workpiece Use clamps if necessary Saw blades coast after being turned off To avoid contact with a coasti...

Page 8: ...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 CAUTION To avoid motor damage the motor should b...

Page 9: ...from sharp objects excessive heat and damp or wet areas Use a separate electrical circuit for your tools This circuit must not be less than 12 wire and should be protected with a 15A time delay fuse Before connecting the tool to the extension cord make sure the saw switch is in the OFF position The electric circuit should be rated at the same voltage as is stamped on the motor nameplate Running at...

Page 10: ...on page 3 If any part is missing or damaged do not attempt to assemble install or operate the product Estimated Assembly Time 10 minutes Tools Required for Assembly included Blade Wrench Tools Required for Assembly not included Adjustable Wrench 2 mm Hex Wrench 8 mm Hex Wrench 10 mm Hex Wrench Combination Square Phillips Screwdriver Flathead Screwdriver ...

Page 11: ...ock Button Head Hold Down Latch Bevel Locking Handle Table Bevel Scale Miter Handle Miter Scale Dust Bag Hold Down Clamp Positive Miter Stop Locking Lever Laser Guide Mounting Hole Positive Miter Stop Blade Fence Switch Handle Safety Lock Upper Blade Guard Base Table Insert Hand Hold for Transportation Hand Hold for Transportation ...

Page 12: ...Squeeze the metal collar wings on the dust bag C Place the dust bag neck opening around the exhaust port on the miter saw A and release the metal collar wings NOTE To empty the dust bag squeeze the metal collar wings and remove from exhaust port Open zipper on underside of bag and empty into waste container IMPORTANT Check frequently and empty bag before it gets full WARNING Do not use this saw to...

Page 13: ...ug your miter saw WARNING Failure to unplug your tool could result in accidental starting causing possible serious personal injury Open the battery cover located on the switch handle Insert the two supplied AAA batteries F as per the diagram If replacing the batteries take out the old batteries and replace with new AAA batteries Dispose of old batteries properly Close the battery cover NOTE Replac...

Page 14: ...w the cutting head to rise to the up position Locking the cutting head When transporting or storing the miter saw the cutting head should always be locked in the down position Push the cutting head down to its lowest position Push the stop latch knob 2 into the locking hole CAUTION To avoid injury and damage to the saw transport and store the miter saw with the cutting head locked in the down posi...

Page 15: ...not start the sliding compound miter saw without checking for interference between the blade and table insert Damage could result to the blade table insert or turntable if blade strike occurs during the cutting operation To remove loosen and remove the six screws 1 on the table insert 2 with a Phillips screwdriver and remove the insert To install reposition the table insert install the six screws ...

Page 16: ... directly on a workbench where there is room for handling and proper support of the workpiece The base of the saw has four mounting holes 10 Fig 8 Bolt the base of the miter saw 1 to the work surface 5 using the recommended fastening method as shown in Fig 9 NOTE Mounting hardware is not included with this tool Bolts nuts washers and screws must be purchased separately For portable use place the s...

Page 17: ...rd to expose the arbor bolt 4 Place the blade wrench over the arbor bolt Locate the arbor lock button 5 on the front of the motor below the miter saw switch handle Fig 12 Press the arbor lock button holding it in firmly while turning the blade wrench clockwise The arbor lock will engage after turning the wrench Continue to hold the arbor lock button to keep it engaged while turning the wrench clock...

Page 18: ...n arrow on the upper guard Place the blade collar 6 against the blade and on the arbor Thread the arbor bolt 4 onto the arbor Fig 13 in a counterclockwise direction IMPORTANT Make sure the flats of the blade collars are engaged with the flats on the arbor shaft Also the flat side of the blade collar must be placed against the blade Place the blade wrench on the arbor bolt Press the arbor lock button ...

Page 19: ...dle and locknut 4 when alignment is achieved 90 Bevel Pointer Adjustment FIG 15 When the blade is exactly 90 to the table loosen the bevel indicator screw 1 using a Phillips screwdriver Adjust bevel indicator 2 to the 0 mark on the bevel scale and retighten the screw WARNING To avoid injury from an accidental start make sure the switch is in the OFF position and the plug is not connected to the po...

Page 20: ...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 the clockwise direction Miter Angle Pointer Adjustment FIG 17 Move the table to the 0 positive stop Loosen the screw 4 that holds the indicator with a Phillips screwdriver Adjust the indicator 3 to the 0 mark and reti...

Page 21: ...ve the cutting head down until the blade extends just 1 4 in below the table insert Adjust the stop place to touch the bottom of the stop knob 1 when the stop knob is raised fully Recheck the blade depth by moving the cutting head front to back through the full motion of a cut along the control arm If the blade touches the inside of the control arm readjust the setting THE LASER GUIDE FIG 20 21 Fo...

Page 22: ...operation of this laser guide have been completed at the factory Laser guide is calibrated and set up to project to the right of the blade Fig 22 Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous radiation exposure The use of optical instruments with this product will increase eye hazard Do not attempt to repair or disassemble the ...

Page 23: ...ignment of moving parts Damaged blade teeth Damaged electric cords Binding of moving parts Mounting holes Function of arm return spring and lower guard Push the cutting arm all the way down and then let it rise until it stops The lower guard should close fully Follow the instructions in the Troubleshooting for adjustment if necessary Keep all guards in place in working order and properly adjusted ...

Page 24: ...ve all nails that may be in the workpiece to prevent sparking that could cause a fire DRESS FOR SAFETY Any power tool can throw foreign objects into the eyes This can result in permanent eye damage Everyday eyeglasses have only impact resistant lenses and are not safety glasses Glasses or goggles not in compliance with ANSI Z87 1 could seriously injure you if they break Do not wear loose clothing g...

Page 25: ...ause your hand or fingers to be within 6 3 4 in of the saw blade the workpiece is too small Keep hands and fingers out of the no hands zone area marked on the saw table When cutting odd shaped workpieces plan your work so it will not bind in the blade and cause possible injury Moulding for example must lie flat or be held by a fixture or jig that will not let it move when cut Properly support round ma...

Page 26: ... least 6 3 4 in away from the path of the blade out of the no hands zone Hold workpiece firmly against the fence to prevent movement toward the blade With the power switch OFF bring the saw blade down to the workpiece to see the cutting path of the blade Squeeze trigger switch to start saw Lower blade into workpiece with a firm downward motion Finishing a cut Hold the cutting arm in the down positio...

Page 27: ...chine on When the trigger switch is released the blade will be stopped within 10 seconds To avoid injury after completing a cut and releasing the trigger switch wait and confirm the blade has stopped before raising the cutting head To avoid injury check and tighten the arbor bolt periodically SLIDING CARRIAGE SYSTEM FIG 25 CAUTION To reduce the risk of injury return carriage to the full rear positi...

Page 28: ... Rotate the miter table to the right or left with the miter handle When the table is in the desired position as shown on the miter scale 3 release the positive stop locking lever and tighten the miter handle The table is now locked at the desired angle Positive stops are provided at 0 15 22 5 31 6 and 45 IMPORTANT Always tighten the miter table lock handle before performing every cutting operation...

Page 29: ...inning blade to kick back forcefully To Slide Cut Wide Boards FIG 29 Unlock the carriage lock handle 1 and allow the cutting head assembly to move freely Set both the desired bevel angle and or the miter angle and lock into position Use a hold down clamp 2 to secure the workpiece 3 Grasp and pull the switch handle 4 forward until the center of the saw blade is over the front of the workpiece 3 Eng...

Page 30: ...work table during the cutting operation NOTE When mounted on a flat surface the saw table is 2 5 8 inches high AUXILIARY WOOD FENCE FIG 33 When making multiple or repetitive cuts that result in cut off pieces of one inch or less it is possible for the saw blade to catch the cut off piece and throw it out of the saw or into the blade guard and housing possibly causing damage or injury To minimize th...

Page 31: ...NG CROWN MOULDING FIG 35 36 Your compound miter saw is suited for the difficult task of cutting crown moulding To fit properly crown moulding must be compound mitered with extreme accuracy The two surfaces on a piece of crown moulding that fit flat against the ceiling and wall are at angles that when added together equal exactly 90 Most crown moulding has a top rear angle the section that fits flat agai...

Page 32: ...Right side IR 33 9 31 6 Left 1 Position bottom of moulding 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 moulding 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 moulding against fence 2 Miter table set at RIGHT 31 6 3...

Page 33: ...4 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 52 38 Crown Moulding 45 45 Crown Moulding Angle Between Walls Miter Setting Bevel Setting Miter Setting Bevel Setting 122 18 84 22 46 21 40 20 05 123 18 48 22 09 21 00 19 72 124 18 13 21 71 20 61 19 39 125 17 77 21 34 20 21 19 06 126 17 42 20 96 19 81 18 72 127 17 06 20 ...

Page 34: ...ap because it is springloaded Pull out the brush and replace Replace for the other side To reassemble reverse the procedure Press the metal part of the carbon brush in the hole where the carbon part fits Tighten the cap snugly but do not overtighten NOTE To reinstall the same brushes first make sure the brushes go back in the way they came out This will avoid a break in period that reduces motor per...

Page 35: ...yes LUBRICATION FIG 38 All the motor bearings in this tool are lubricated with a sufficient amount of high grade lubricant for the life of the unit under normal operating conditions therefore no further lubrication is required Lubricate the following as necessary Chop pivot Apply light machine oil to points indicated in illustration Central pivot of plastic guard Use light household oil sewing mach...

Page 36: ...E ACTION Blade hits table 1 Misalignment 1 See ADJUSTMENT section Angle of cut not accurate Cannot adjust miter 1 Miter table locked 2 Sawdust under table 1 Push positive stop locking lever down and rotate table See OPERATING INSTRUCTIONS section 2 Vacuum or blow out dust WEAR EYE PROTECTION Cutting arm wobbles 1 Loose pivot points 1 See ADJUSTMENT INSTRUCTIONS section Cutting arm will not fully r...

Page 37: ...is authorized to perform warranty service on this product This warranty does not apply to accessories or damage caused where repairs have been made or attempted by others The manufacturer is not responsible for direct indirect incidental or consequential damages Some states do not allow limitations on how long an implied warranty lasts and or do not allow the exclusion or limitation of incidental ...

Page 38: ...WITCH 1 X4R0 ARBOR COLLAR 2 X4PB TRIGGER 1 X4R1 ARBOR BOLT M8 16 1 X4PC MOTOR HANDLE TOP 1 X4R2 CUTTER SHAFT GUARD 1 X4PD CR RE PAN HD TAPPING SCREW ST3 9 16 4 X4R3 CR RE PAN HD SCREW M6 10 1 X4PE BLADE WRENCH 1 X4R5 CR RE PAN HD ROUND NECK SCREW M6 9 1 X4PF LASER SWITCH 1 X4R6 SPRING GUARD 1 X4PG BATTERY COVER 1 X4R7 LOCK NUT M6 2 X4PH LABEL 1 X4R8 PC GUARD 1 X4PL CR RE PAN HD SCREW M5 30 1 X4R9 ...

Page 39: ...X4PW X4PV X4PU X4PT X4PS X4PR X4PQ X4PP X4Q1 X4QL X4NP X4PY X4Q6 X4Q8 X4Q7 X4RQ X4R3 X4P5 X4P4 X4PL X4P3 X4P2 X4P1 X4Q1 X4P9 X4PA X4XK X4PB X4PC X4PD X4PE X4PF X4PG X4PH X4SX X4P0 X4R0 X4R0 X4QZ X4R1 X4R7 X4R2 X4S7 X4R5 X4R6 X4R7 X4R8 X4R9 X4S6 X4S6 X4RQ X4RD X4RC X4RA X4RQ ...

Page 40: ...LT M6 25 1 X4SN CR RE PAN HD SCREW M5 35 1 X4RP COMPRESSION SPRING 1 X4SR PLUNGER HANDLE 1 X4RQ FLAT WASHER φ6 1 X4SS COMPRESSION SPRING 1 X4RR TILT POINTER 1 X4ST LOCK NUT M5 1 X4RS LINEAR MOTION BEARING 1 X4SU NEEDLE POINTER 1 X4RT BEARING COVER 1 X4SV CR RE PAN HD SCREW M5 8 2 X4RU O RING 2 X4SW STEEL PIECE 3 X4RV CR RE PAN HD SCREW M6 8 1 X4SY LABEL 1 X4RW LINEAR MOTION BEARING 1 X4SZ HEX SOC ...

Page 41: ...1 X4T2 X4SW X4T4 X4T5 X4T6 X4T7 X4XJ X4ST X4SS X4SR X4SN X4SY X4SV X4SU X4S2 X4Q6 X4S0 X4SM X4SL X4SK X4SJ X4SH X4RZ X4RY X4RX X4NQ X4RW X4RM X4RL X4RK X4RJ X4RH X4RG X4RN X4RP X4RQ X4RR X4SV X4RS X4RT X4RU X4RV X4S3 X4S4 X4S5 X4S6 X4S7 X4S8 X4SB X4S2 X4SD X4SE X4SF X4SG X4T3 ...

Page 42: ...A ARMATURE ASS Y 1 X4QB BEARING 1 X4QC CR RE PAN HD TAPPING SCREW ST4 8 72 2 X4QD FIELD ASS Y 1 X4QE BODY SHELL 1 X4QF BRUSH HOLDER ASS Y 2 X4QG CARBON BRUSH ASS Y 2 X4QH BRUSH COVER 2 X4QJ MOTOR END COVER 1 X4QK CR RE PAN HD SCREW M4 12 2 X4QM BALL BEARING 1 X4QN C RING φ12 1 X4QP GEAR 1 X4QQ C RING φ15 1 X4QR BEARING SEAT 1 X4QS BEARING 1 X4QT SEMI CIRCLE KEY 1 X4QU BEARING SHAFT 1 X4QV BEARING ...

Page 43: ...43 X4QX X4PK X4QV X4QU X4QT X4QS X4QR X4QQ X4QP X4QN X4QM X4PN X4PM X4Q3 X4Q4 X4Q5 X4Q9 X4QA X4QB X4QC X4QD X4QE X4PJ X4PK X4PL X4QK X4QJ X4QF X4QG X4QH EXPLODED VIEW MOTOR Printed in China ...

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