Makita 5057KB Saw User Manual
Contents
1. 8 Tn kita A Circular Saw with Dust Collection 185 mm 7 1 4 MODEL 5057KB DOUBLE INSULATION INSTRUCTION MANUAL WARNING For your personal safety READ and UNDERSTAND before using SAVE THESE INSTRUCTIONS FOR FUTURE REFERENCE www makitatools com SPECIFICATIONS e Specifications may differ from country to country GENERAL SAFETY RULES Model Blade diameter No load speed RPM Overall length Max Cutting depth Net weight For All Tools A WARNING Read and understand all 5057KB 185 mm 7 1 4 60 mm 2 3 8 30 mm 1 3 16 5 800 min 354 mm 14 5 3 kg 11 7 lbs Manufacturer reserves the right to change specifications without notice USA002 2 instructions Failure to follow all instructions listed below may result in electric shock fire and or serious personal injury SAVE THESE INSTRUCTIONS Work Area 1 Keep your work area clean and well lit Cluttered benches and dark areas invite acci dents Do not operate power tools in explosive atmospheres such as in the presence of flammable liquids gases or dust Power tools create sparks which may ignite the dust or fumes 3 Keep bystanders children and visitors away while operating a power tool Distrac tions can cause you to lose control Electrical Safety 4 Double insulated tools are equipped with a polarized plug one blade is wider than the other This plug will fit in a polariz2. actuates properly and returns to the OFF position when released To start the tool simply pull the switch trigger Release the switch trigger to stop A CAUTION e Always be sure that the tool is switched off and unplugged before carrying out any work on the tool 001413 1 Dust box 2 Screws 001422 1 Wrench 2 Shaft lock 1 Savv blade 2 Hex bolt 3 Outer flange 4 Inner flange OPERATION Removing or installing saw blade A CAUTION e Be sure the blade is installed with teeth pointing up at the front of the tool e Use only the Makita wrench to install or remove the blade To remove the blade first remove the clamping screws which secure the dust box then remove the dust box Press the shaft lock so that the blade cannot revolve and use the wrench to loosen the hex bolt counterclockwise Then remove the hex bolt outer flange and blade To install the blade follow the removal procedure in reverse BE SURE TO TIGHTEN THE HEX BOLT CLOCKWISE SECURELY After installing the blade install the dust box and tighten the clamping screws to secure the dust box When changing blade make sure to also clean upper and lower blade guards of accumulated sawdust Such efforts do not however replace the need to check lower guard opera tion before each use A CAUTION e Be sure to move the tool forward in a straight line gently Forcing or twisting the tool will result in overheating the
3. defects or other reproductive harm Some examples of these chemicals are e lead from lead based paints e crystalline silica from bricks and cement and other masonry products and e arsenic and chromium from chemically treated lumber Your risk from these exposures varies depending on how often you do this type of work To reduce your exposure to these chemicals work in a well ventilated area and work with approved safety equipment such as those dust masks that are specially designed to filter out microscopic particles MAKITA LIMITED ONE YEAR WARRANTY Warranty Policy Every Makita tool is thoroughly inspected and tested before leaving the factory It is warranted to be free of defects from workmanship and materials for the period of ONE YEAR from the date of original purchase Should any trouble develop during this one year period return the COMPLETE tool freight prepaid to one of Makita s Factory or Authorized Service Centers If inspection shows the trouble is caused by defective workmanship or material Makita will repair or at our option replace without charge This Warranty does not apply where e repairs have been made or attempted by others e repairs are required because of normal wear and tear e the tool has been abused misused or improperly maintained e alterations have been made to the tool IN NO EVENT SHALL MAKITA BE LIABLE FOR ANY INDIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES FROM THE SALE OR USE OF THE PRO
4. motor and dangerous kickback possibly causing severe injury 001465 1 Rear handle 2 Front grip 3 Base 001485 1 Rip fence Guide rule 12 Hold the tool firmiy The tool is provided vvith both a front grip and rear handle Use both to best grasp the tool If both hands are holding saw they cannot be cut by the blade Set the base on the workpiece to be cut without the blade making any contact Then turn the tool on and wait until the blade attains full speed Now simply move the tool forward over the workpiece surface keeping it flat and advancing smoothly until the sawing is completed To get clean cuts keep your sawing line straight and your speed of advance uniform If the cut fails to properly follow your intended cut line do not attempt to turn or force the tool back to the cut line Doing so may bind the blade and lead to dangerous kickback and possible serious injury Release switch wait for blade to stop and then withdraw tool Realign tool on new cut line and start cut again Attempt to avoid positioning which exposes operator to chips and wood dust being ejected from saw Use eye protection to help avoid injury Rip fence Guide rule The handy rip fence allows you to do extra accurate straight cuts Simply slide the rip fence up snugly against the side of the workpiece and secure it in position with the screw on the front of the base lt also makes repeated cuts of uniform width possible Plunge cu
5. tool down after completing a cut be sure that the lower telescoping guard has closed and the blade has come to a complete stop Some material contains chemicals which may be toxic Take caution to prevent dust inhalation and skin contact Follow mate rial supplier safety data SAVE THESE INSTRUCTIONS A WARNING MISUSE or failure to follow the safety rules stated in this instruction manual may cause serious personal injury SYM BOLS USD201 2 The followings show the symbols used for tool ecu eee volts ee no load speed a een ee eee amperes A Class Il Construction PIZ eee ee eee hertz a AMIN revolutions or reciprocation per minute ON asa alternating current FUNCTIONAL DESCRIPTION 001345 1 Depth guide 2 Lever 001362 1 Bevel scale plate 2 Lever 001380 B A 1 1 Base A CAUTION e Always be sure that the tool is switched off and unplugged before adjusting or checking function on the tool Adjusting depth of cut A CAUTION e After adjusting the depth of cut always tighten the lever securely Loosen the lever on the depth guide and move the base up or down At the desired depth of cut secure the base by tightening the lever For cleaner safer cuts set cut depth so that no more than one blade tooth projects below workpiece Using proper cut depth helps to reduce potential for dangerous KICKBACKS which can cause per
6. 60056 6011 847 297 3100 MARYLAND 7397 Washington Boulevard Suite 104 Elkridge MD 21075 410 796 4401 MASSACHUSETTS 232 Providence Hwy Westwood MA 02090 781 461 9754 MINNESOTA 6427 Penn Ave South Richfield MN 55423 612 869 5199 MISSOURI 9876 Watson Road St Louis MO 63126 2221 314 909 9889 NEBRASKA 4129 S 84th St Omaha NE 68127 402 597 2925 NEVADA 3375 S Decatur Blvd Suites 22 24 Las Vegas NV 89102 702 368 4277 NEW JERSEY 251 Herrod Blvd Dayton NJ 08810 1539 609 655 1212 NEW YORK 4917 Genessee Street Cheektowaga NY 14225 716 685 9503 OREGON 828 19th Avenue N W Portland OR 97209 503 222 1823 PENNSYLVANIA 1704 Babcock Blvd Pittsburgh PA 15209 412 822 7370 PUERTO RICO 200 Guayama St Hato Rey PR 00917 787 250 8776 TENNESSEE 1120 Elm Hill P Suile 170 Nashville TN 372 615 248 3321 TEXAS 12801 Stemmons Fwy Ste 809 Farmers Branch TX 75234 972 243 1150 12701 Directors Dr Stafford TX 77477 3701 281 565 8665 3453 IH 35 North Ste 101 San Antonio TX 78219 210 228 0676 WISCONSIN Lincoln Plaza Shopping Ctr 2245 S 108th St West Allis WI 53227 414 541 4776 Date Purchased Dealers Name amp Address Model No 19 VVARNING Some dust created by povver Sanding savving grinding drilling and other construction activities contains chemicals Rnovvn to the State of California to cause cancer birth
7. DUCT THIS DISCLAIMER APPLIES BOTH DURING AND AFTER THE TERM OF THIS WARRANTY MAKITA DISCLAIMS LIABILITY FOR ANY IMPLIED WARRANTIES INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A SPECIFIC PURPOSE AFTER THE ONE YEAR TERM OF THIS WARRANTY This Warranty gives you specific legal rights and you may also have other rights which vary from state to state Some states do not allow the exclusion or limitation of incidental or consequential damages so the above limitation or exclusion may not apply to you Some states do not allow limitation on how long an implied warranty lasts so the above limitation may not apply to you Makita Corporation of America 2650 Buford Hwy Buford GA 30518 884233D065
8. Hold tool by insulated gripping surfaces when performing an operation where the cutting tool may contact hidden wiring or its own cord Contact with a live wire will 10 11 also make exposed metal parts of the tool live and shock the operator When ripping always use a rip fence or straight edge guide This improves the accuracy of cut and reduces the chance for blade binding Always use blades with correct size and shape diamond vs round arbor holes Blades that do not match the mounting hard ware of the saw will run eccentrically causing loss of control Never use damaged or incorrect blade washers or bolts The blade washers and bolt were specially designed for your saw for optimum performance and safety of opera tion Causes and Operator Prevention of Kick back Kickback is a sudden reaction to a pinched bound or misaligned saw blade causing an uncontrolled saw to lift up and out of the workpiece toward the operator When the blade is pinched or bound tightly by the kerf closing down the blade stalls and the motor reaction drives the unit rapidly back toward the operator If the blade becomes twisted or misaligned in the cut the teeth at the back edge of the blade can dig into the top surface of the wood causing the blade to climb out of the kerf and jump back toward operator Kickback is the result of tool misuse and or incorrect operating procedures or conditions and can be avoided by taki
9. ays using Makita replacement parts A CAUTION e These accessories or attachments are recommended for use with your Makita tool specified in this manual The use of any other accessories or attachments might present a risk of injury to persons Only use accessory or attachment for its stated purpose If you need any assistance for more details regarding these accessories ask your local Makita service center e For fiber cement board saw blades Carbide tipped Specifically designed to professionally cut fiber cement siding roofing and backerboard Diamond tipped Designed to professionally cut fiber cement siding roofing and backerboard while lasting 400 longer than others e Rip fence Guide rule e Wrench 13 Memo Memo 16 A A A A tom A etat A EU etrarsa Makita U S A Inc 14930 Northam Street La Mirada CA 90638 5753 A AA ge er MAIL THIS PORTION Your ansvvers to the follovving questions are appreciated 1 This product was purchased from 3 How did you learn about this product mM Home Center mM Other Magazine Radio Hardware Lumber Store From Dealer Exhibition mM Tool Distributor Newspaper From Friend Industrial Supply Store Display Previous Usage Construction Supply Catalog Other 2 Use of the product is intended for 4 Most favored points are mM Construction Trade Design Repair Service Industrial Maintenance Features Durab
10. d As soon as you start the cut release the retracting lever Gradu ally lower the tool until its base rests flat on the workpiece to be cut Then advance the tool along the cutting line until the cut is completed Release the switch trigger and allow the blade to stop completely before withdrawing the blade from the workpiece Never withdraw the blade when it is still rotat ing A dangerous kickback could occur A CAUTION e Always be sure that the tool is switched off and unplugged before attempting to perform inspection or maintenance Adjusting for accuracy of 902 cut vertical cut This adjustment has been made at the factory But if it is off adjust the adjusting screw with a hex wrench while squaring the blade with the base using a triangular rule try square etc 001145 1 1 Limit mark 1 Brush holder cap 2 Screwdriver ACCESSORIES 14 Replacing carbon brushes Remove and check the carbon brushes regularly Replace when they wear down to the limit mark Keep the carbon brushes clean and free to slip in the holders Both carbon brushes should be replaced at the same time Use only iden tical carbon brushes Use a screwdriver to remove the brush holder caps Take out the worn carbon brushes insert the new ones and secure the brush holder caps To maintain product SAFETY and RELIABILITY repairs any other maintenance or adjustment should be performed by Makita Authorized or Factory Service Centers alw
11. ed outlet only one way If the plug does not fit fully in the outlet reverse the plug If it still does not fit contact a qualified elec trician to install a polarized outlet Do not change the plug in any way Double insula tion El eliminates the need for the three wire grounded power cord and grounded power supply system Avoid body contact with grounded sur faces such as pipes radiators ranges and refrigerators There is an increased risk of electric shock if your body is grounded Do not expose power tools to rain or wet conditions Water entering a power tool will increase the risk of electric shock Do not abuse the cord Never use the cord to carry the tools or pull the plug from an outlet Keep cord away from heat oil sharp edges or moving parts Replace damaged cords immediately Damaged cords increase the risk of electric shock When operating a power tool outside use an outdoor extension cord marked W A or W These cords are rated for outdoor use and reduce the risk of electric shock Personal Safety 9 10 11 12 Stay alert watch what you are doing and use common sense when operating a power tool Do not use tool while tired or under the influence of drugs alcohol or medication A moment of inattention while operating power tools may result in serious personal injury Dress properly Do not wear loose cloth ing or jewelry Contain long hair Keep your hair clothing and g
12. en position If saw is accidentally dropped lower guard may be bent Raise the lower guard with the Retract ing Lever and make sure it moves freely and does not touch the blade or any other part in all angles and depths of cut To check lower guard open lower guard by hand then release and watch guard closure Also check to see that Retracting Lever does not touch tool housing Leaving blade exposed is VERY DANGEROUS and can lead to serious personal injury Check the operation and condition of the lower guard spring If the guard and the spring are not operating properly they must be serviced before use Lower guard may operate sluggishly due to damaged parts gummy deposits or a buildup of debris Lower guard should be retracted manually only for special cuts such as Pocket Cuts and Compound Cuts Raise lower guard by Retracting Lever As soon as blade enters the material lower guard must be released For all other sawing the lower guard should operate automatically Always observe that the lower guard is covering the blade before placing saw down on bench or floor An unprotected coasting blade will cause the saw to walk backwards cutting whatever is in its path Be aware of the time it takes for the blade to stop after switch is released NEVER hold piece being cut in your hands or across your leg It is important to support the work properly to minimize body exposure blade binding or loss of control
13. ies or storing the tool Such preventive safety measures reduce the risk of starting the tool accidentally Store idle tools out of reach of children and other untrained persons Tools are dangerous in the hands of untrained users Maintain tools with care Keep cutting tools sharp and clean Properly maintained tools with sharp cutting edges are less likely to bind and are easier to control Check for misalignment or binding of moving parts breakage of parts and any other condition that may affect the tools operation If damaged have the tool ser viced before using Many accidents are caused by poorly maintained tools 22 Use only accessories that are recom tenance per ormed by unqualified personnel mended by the manufacturer for your could result in a risk of injury model Accessories that may be suitable for one tool may become hazardous when used on another tool 24 When servicing a tool use only identical replacement parts Follow instructions in the Maintenance section of this manual SERVICE Use of unauthorized parts or failure to follow Maintenance instructions may create a risk of 23 Tool service must be performed only by electric shock or injury qualified repair personnel Service or main USE PROPER EXTENSION CORD Make sure your extension cord is in good condition When using an extension cord be sure to use one heavy enough to carry the current your product will draw An undersized cord will cause a dr
14. ility Home Maintenance Size Power Hobby Price Other Other Makita Brand 5 Any comments DATE PURCHASED MODEL NO MONTH ae EE MR STATUS INTL LAST NAME COMPANY NAME Married Single ra STREET ADRESS CITY ZIP CODE BE SURE TO COMPLETE THE CUSTOMER S PORTION OF THIS FORM AND RETAIN FOR YOUR RECORDS Please return this portion by facsimile or mail Facsimile No 714 522 8133 nn FACTORY SERVICE CENTERS 1 800 4 MARITA RETAIN THIS PORTION FOR YOUR RECORDS ARIZONA 3707 E Broadway Rd Ste 6 Phoenix AZ 85040 602 437 2850 CALIFORNIA 41850 Christy St Fremont CA 94538 5107 510 657 9881 14930 Northam St La Mirada CA 90638 5753 714 522 8088 1970 Fulton Avenue Sacramento CA 95825 916 482 5197 7674 Clairemont Mesa Blvd San Diego CA 92111 858 278 4471 16735 Saticoy St Ste 105 Van Nuys CA 91406 818 782 2440 COLORADO 11839 E 51st Ave Denver CO 80239 2709 303 371 2850 CUSTOMER S RECORD When you need service Send complete tool prepaid to one of the Makita Factory Service Centers listed or to an Authorized Makita Service Center Be sure to attach a letter to the outside of the carton detailing the problem with your tool FLORIDA 750 East Sample Road Pompano Beach FL 33064 954 781 6333 GEORGIA 4680 River Green Parkway NW Duluth GA 30096 770 476 8911 ILLINOIS 1450 Feehanville Dr Mt Prospect IL
15. ll or damaged blade Unsharpened or improperly set blades pro duce narrow kerf causing excessive friction blade binding and KICKBACK Keep blade 12 14 Adjustments sharp and clean Gum and wood pitch hard ened on blades slows saw and increases potential for kickback Keep blade clean by first removing it from tool then cleaning it with gum and pitch remover hot water or ker osene Never use gasoline Blade depth and bevel adjusting locking levers must be tight and secure before making cut If blade adjustment shifts while cutting it may cause binding and KICKBACK Use extra caution when making a Pocket Cut into existing walls or other blind areas The protruding blade may cut objects that can cause KICKBACK For pocket cuts retract lower guard using Retracting Lever ALWAYS hold the tool firmly with both hands NEVER place your hand or fingers behind the saw If kickback occurs the saw could easily jump backwards over your hand leading to serious personal injury Fig 3 Never force the saw Forcing the saw can cause uneven cuts loss of accuracy and possible kickback Push the saw forward at a speed so that the blade cuts without slow ing Use extra caution when cutting damp wood pressure treated lumber or wood containing knots Adjust speed of cut to maintain smooth advancement of tool without decrease in blade speed Before cutting be sure depth and bevel adjustments are tight Avoid Cut
16. loves away from moving parts Loose clothes jewelry or long hair can be caught in moving parts Avoid accidental starting Be sure switch is off before plugging in Carrying tools with your finger on the switch or plugging in tools that have the switch on invites accidents Remove adjusting keys or wrenches before turning the tool on A wrench or a key that is left attached to a rotating part of the tool may result in personal injury 13 14 Do not overreach Keep proper footing and balance at all times Proper footing and balance enables better control of the tool in unexpected situations Use safety equipment Always wear eye protection Dust mask non skid safety shoes hard hat or hearing protection must be used for appropriate conditions Ordinary eye or sun glasses are NOT eye protection Tool Use and Care 15 16 17 18 19 20 21 Use clamps or other practical way to secure and support the workpiece to a stable platform Holding the work by hand or against your body is unstable and may lead to loss of control Do not force tool Use the correct tool for your application The correct tool will do the job better and safer at the rate for which it is designed Do not use tool if switch does not turn it on or off Any tool that cannot be controlled with the switch is dangerous and must be repaired Disconnect the plug from the power source before making any adjustments changing accessor
17. ng proper precau tions as given below Maintain a firm grip with both hands on the saw and position your body and arm to allow you to resist KICKBACK forces KICKBACK forces can be controlled by the operator if proper precautions are taken When blade is binding or when interrupt ing a cut for any reason release the trig ger and hold the saw motionless in the material until the blade comes to a com plete stop Never attempt to remove the saw from the work or pull the saw back ward while the blade is in motion or KICK BACK may occur Investigate and take corrective actions to eliminate the cause of blade binding When restarting a saw in the workpiece center the saw blade in the kerf and check that saw teeth are not engaged into the material If saw blade is binding it may walk up or KICKBACK from the workpiece as the saw is restarted Support large panels to minimize the risk of blade pinching and KICKBACK Large panels tend to sag under their own weight Supports must be placed under the panel on both sides near the line of cut and near the edge of the panel as shown in Fig 1 To minimize the risk of blade pinching and kickback When cutting operation requires the resting of the saw on the workpiece the saw should be rested on the larger portion and the smaller piece cut off Fig 1 To avoid kickback do support board or panel near the cut Fig 2 Do not support board or panel away from the cut Do not use du
18. op in line voltage resulting in loss of power and overheating Table 1 shows the correct size to use depending on cord length and nameplate ampere rating If in doubt use the next heavier gage The smaller the gage num ber the heavier the cord Table 1 Minimum gage for cord Ampere Ratin Total length of cord in feet 3 120 V 25 ft 50 ft 100 ft 150 ft Not More Than AWG 16 Not Recommended SPECIFIC SAFETY RULES USB008 5 DO NOT let comfort or familiarity with product gained from repeated use replace strict adherence to circular saw safety rules If you use this tool unsafely or incorrectly you can suffer serious personal injury 1 DANGER Keep hands away from cutting ator Prevention of Kickback area and blade Keep your second hand Do not reach underneath the work The on auxiliary handle or motor housing If guard can not protect you from the blade both hands are holding the saw they cannot below the work Do not attempt to remove cut be cut by the blade material when blade is moving Keep your body positioned to either side CAUTION Blades coast after turn off Wait of the saw blade but not in line with the until blade stops before grasping cut material saw blade KICKBACK could cause the saw to jump backwards See Causes and Oper Check lower guard for proper closing before each use Do not operate saw if lower guard does not move freely and close instantly Never clamp or tie the lower guard into the op
19. sonal injury Bevel cutting Loosen the lever on the bevel scale plate on the front of the base Set for the desired angle 0 45 by tilting accord ingly then tighten the lever securely Sighting For straight cuts align the A position on the front of the base with your cutting line For 45 bevel cuts align the B position with it The front of the base is graduated in inches and the right edge of the notch is at zero 001390 1 Position of blade edge vvhen depth of cut is set at the deepest position 1 Dust cap 2 Rubber cap 3 Lever 001392 001401 1 Switch trigger ASSEMBLY Graduation on right side of tool base The right side of the tool base is graduated in inches The 0 graduation indicates the position of the blade edge when the depth of cut is set at the deepest position Use this gradua tion when performing plunge cuts pocket cutting Dust collection This tool is equipped with the dust box to collect dust and cut chips When the dust box is about two thirds full empty its contents To do so press the lever to unlock the dust cap and open it Tip the rear of the tool down to empty the dust box Cleaner cutting operations can be performed by connecting this tool to Makita vacuum cleaner Remove the rubber cap from the dust cap and connect the vacuum cleaner hose to the dust cap Switch action A CAUTION e Before plugging in the tool always check to see that the switch trigger
20. ting Nails Inspect for and remove all nails from lumber before cut ting 15 16 When operating the saw keep the cord away from the cutting area and position it so that it will not be caught on the work piece during the cutting operation The tool is provided with a front grip and rear handle for two hand operation Operate with proper hand support proper work piece support and supply cord routing away from the work area WARNING It is important to support the workpiece properly and to hold the saw firmly to prevent loss of control which could cause personal injury Fig 4 illus trates typical hand support of the saw Fig 4 A typical illustration of proper hand support workpiece support and supply cord routing Place the wider portion of the saw base on that part of the workpiece which is solidly supported not on the section that will fall off when the cut is made As examples Fig 5 illustrates the RIGHT way to cut off the end of a board and Fig 6 the WRONG way If the workpiece is short or small clamp it down DO NOT TRY TO HOLD SHORT PIECES BY HAND Fig 5 17 18 19 Fig 6 Never attempt to saw with the circular saw held upside down in a vise This is extremely dangerous and can lead to seri ous accidents mm CC EA K e Y Lo Fig 7 WARNING Blade coasts to stop after switch is released Contact with coasting blade can cause serious injury Before setting the
21. ts Pocket cutting A WARNING e Never touch the lower guard during operation e Never wedge or tie the lower guard open For example do not wedge or tie the retracting lever Then lower guard must always be kept free and in no way restricted in its movement lt must automatically close immediately after the cut is completed and the tool is raised e As soon as you start the cut release the retracting lever The lower guard contact with the workpiece will keep it in position to open freely as you start the cut e Lower guard should be retracted manually only for special cuts such as Pocket Cuts and Compound Cuts Raise lower guard by Retracting Lever As soon 1 Retracting lever 2 Lovver guard 3 Saw blade 001494 MAINTENANCE 1 Base 2 Adjusting screw 1 Triangular rule 001500 001509 as blade enters the material retracting lever must be released For all other sawing the lower guard should operate automatically Tilt the tool forward and rest the front of the base on the workpiece to be cut Using the right edge of the notch in the front of the base and the graduation on the right side of the base align the blade with the cutting line on the workpiece Grasp the tool firmly with the front grip by your left hand and the rear handle by your right hand Switch on the tool and wait until the blade reaches full speed Push down the retracting lever with your thumb to retract the lower guar
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