Makita HR4000C User's Manual
Contents
1. Taa kita Rotary Hammer 40 mm 1 9 16 MODEL HR4000C 003099 DOUBLE INSULATION INSTRUCTION MANUAL A WARNING For your personal safety READ and UNDERSTAND before using SAVE THESE INSTRUCTIONS FOR FUTURE REFERENCE www makitatools com SPECIFICATIONS Model Carbide tipped bit Capacities HR4000C 40 mm 1 9 16 Core bit 105 mm 4 1 8 No load speed RPM Blows per minute 230 450 min 1 250 2 500 Overall length 455 mm 17 7 8 Net weight 6 2 kg 13 6 Ibs e Specifications may differ from country to country GENERAL SAFETY RULES Manufacturer reserves the right to change specifications without notice For All Tools A WARNING Read and understand all 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 wider2. The red service indicator lamp lights up when the carbon brushes are nearly worn out to indicate that the tool needs 7 ASSEMBLY 003139 003581 1 Side handle 2 Clamp nut 003147 1 Side grip servicing After approx 8 hours of use the motor will auto matically be shut off A CAUTION e Always be sure that the tool is switched off and unplugged before carrying out any work on the tool Side handle A CAUTION e Use the side handle only when chipping scaling or demolishing Do not use it when drilling in concrete masonry etc The tool cannot be held properly with this side handle when drilling The side handle can be swung 360 on the vertical and secured at any desired position It also secures at eight dif ferent positions back and forth on the horizontal Just loosen the clamp nut to swing the side handle to a desired position Then tighten the clamp nut securely Side grip A CAUTION e Always use the side grip to ensure operating safety when drilling in concrete masonry etc The side grip swings around to either side allowing easy handling of the tool in any position Loosen the side grip by turning it counterclockwise swing it to the desired position and then tighten it by turning clockwise Bit grease optional accessory Coat the bit shank head beforehand with a small amount of bit grease about 0 5 1 g 0 02 0 04 oz This chuck lubri cation assures smoo
3. out of the hole Chipping Scaling Demolition Set the change lever to the TT symbol Hold the tool firmly with both hands Turn the tool on and apply slight pressure on the tool so that the tool will not bounce around uncontrolled Pressing very hard on the tool will not increase the efficiency A CAUTION e Always be sure that the tool is switched off and unplugged before attempting to perform inspection or maintenance Replacing carbon brushes When the resin insulating tip inside the carbon brush is exposed to contact the commutator it will automatically shut off the motor When this occurs both carbon brushes should be replaced Keep the carbon brushes clean and free to slip in the holders Both carbon brushes should be replaced at the same time Use only identical carbon brushes Use a screwdriver to remove the brush holder cover 11 003232 1 Screwdriver 2 Brush holder cap 003237 1 Screws 003240 1 Black 2 Terminals 3 White 12 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 Lubrication A CAUTION e This servicing should be performed by Makita Authorized or Factory Service Centers only This tool requires no hourly or daily lubrication because it has a grease packed lubrication system It should be relubri cated after every 6 months of operation Send the complete tool
4. product will draw An undersized cord will cause a drop 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 Rating Volts Total length of cord in feet 120 V 25 ft 50 ft 100 ft 150 ft More Than Not More Than AWG 0 6 18 16 16 14 6 10 18 16 14 12 10 12 16 16 14 12 12 16 14 12 Not Recommended SPECIFIC SAFETY RULES DO NOT let comfort or familiarity with product gained from repeated use replace strict adherence to rotary hammer safety rules If you use this tool unsafely or incorrectly you can suffer serious personal injury USB010 2 1 Hold tools 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 make exposed metal parts of the tool live and shock the operator or sun glasses are NOT safety glasses It is also highly recommended that you wear a dust mask and thickly padded gloves Be sure the bit is secured in place before operation Under normal operation the tool is 2 Wear ear protectors when using the tool A A A designed to produce vibration The for extended periods Prolonged exposure i i to high intensity noise ca
5. 1 Service indicator lamp red 2 Power ON indicator lamp green Selecting the action mode Rotation with hammering For drilling in concrete masonry etc depress the lock but ton and rotate the change lever so that the pointer points to the 27 symbol Use a tungsten carbide tipped bit Hammering only For chipping scaling or demolition operations depress the lock button and rotate the change lever so that the pointer points to the 7 symbol Use a bull point cold chisel scaling chisel etc A CAUTION e Do not rotate the change lever when the tool is running under load The tool will be damaged e To avoid rapid wear on the mode change mechanism be sure that the change lever is always positively located in one of the two action mode positions Torque limiter The torque limiter will actuate when a certain torque level is reached The motor will disengage from the output shaft When this happens the bit will stop turning A CAUTION e As soon as the torque limiter actuates switch off the tool immediately This will help prevent premature wear of the tool Indicator lamp The green power ON indicator lamp lights up when the tool is switched ON If the indicator lamp is lit but the tool does not start the carbon brushes may be worn out or the electric cir cuit or the motor may be defective If the indicator lamp does not light up and the tool does not start the ON OFF switch or the mains cord may be defective
6. be performed by Makita Authorized or Factory Service Centers always using Makita replacement parts 13 ACCESSORIES 14 A CAUTION 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 SDS Max Carbide tipped bits Bull point Cold chisel Scaling chisel Scraping chisel Clay spade Hammer grease Bit grease Side handle Side grip Depth gauge Blow out bulb Safety goggles Plastic carrying case Memo Memo 16 dA cos AS dE o a ae aaa cel ao Makita U S A Inc 14930 Northam Street La Mirada CA 90638 5753 RE ee ge ei ee ee ES MAIL THIS PORTION Your answers to the following questions are appreciated 1 This product was purchased from 3 How did you learn about this product Home Center Other Magazine Radio Hardware Lumber Store From Dealer Exhibition Tool Distributor Newspaper From Friend Industrial Supply Store
7. revolutions or reciprocation per minute ONG rs alternating current UE number of blow FUNCTIONAL DESCRIPTION 003112 003119 1 Adjusting dial A CAUTION e Always be sure that the tool is switched off and unplugged before adjusting or checking function on the tool Switch action A CAUTION e Before plugging in the tool always check to see that the switch trigger 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 Speed change The revolutions and blows per minute can be adjusted just by turning the adjusting dial The dial is marked 1 lowest speed to 6 full speed Refer to the table below for the relationship between the number settings on the adjusting dial and the revolutions blows per minute Number on adjusting dial Revolutions per minute Blows per minute 6 450 2 500 430 2 350 370 2 050 310 1 700 250 1 400 230 1 250 A CAUTION e If the tool is operated continuously at low speeds for a long time the motor will get overloaded resulting in tool malfunction e The speed adjusting dial can be turned only as far as 6 and back to 1 Do not force it past 6 or 1 or the speed adjusting function may no longer work 003130 1 Change lever 2 Pointer 3 Lock button 003135 TA tl 1 Pointer 2 Change lever 003138
8. source before making any adjustments changing accessories 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 Use only accessories that are recom mended by the manufacturer for your model Accessories that may be suitable for one tool may become hazardous when used on another tool SERVICE 23 Tool service must be performed only by qualified repair personnel Service or main tenance performed by unqualified personnel could result in a risk of injury 24 When servicing a tool use only identical replacement parts Follow instructions in the Maintenance section of this manual Use of unauthorized parts or failure to follow Maintenance instructions may create a risk of electric shock or injury 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
9. than the other This plug will fit in a polarized 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 E 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 1 12 18 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 jewel
10. 1 6333 GEORGIA 4680 River Green Parkway NW Duluth GA 30096 770 476 8911 ILLINOIS 1450 Feehanville Dr Mt Prospect IL 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 When you need service Send complete tool prepaid to one of the Makita Factory Service Centers listed or to an
11. Authorized Makita Service Center Be sure to attach a letter to the outside of the carton detailing the problem with your tool Date Purchased Dealer s Name amp Address Model No Serial No 19 WARNING Some dust created by power sanding sawing grinding drilling and other construction activities contains chemicals known to the State of California to cause cancer birth 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 rep
12. Display Previous Usage Construction Supply Catalog Other 2 Use of the product is intended for 4 Most favored points are Construction Trade Design Repair Service Industrial Maintenance Features Durability Home Maintenance Size Power Hobby Price Other Other Makita Brand 5 Any comments DATE PURCHASED MODEL NO MONTH SERIAL NO STATUS SEX INTL LAST NAME COMPANY Married Single M F STREET ADRESS Under 19 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 eee DDD FACTORY SERVICE CENTERS 1 800 4 MAKITA 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 FLORIDA 750 East Sample Road Pompano Beach FL 33064 954 78
13. air 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 PRODUCT 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 3 11 8 Sumiyoshi cho Anjo Aichi 446 8502 Japan 884094D063
14. ed depth and then tighten the clamp screw to secure the depth gauge NOTE e The depth gauge cannot be used at the position where the depth gauge strikes against the tool body Hammer drilling operation Set the change lever to the 2T symbol Position the bit at the desired location for the hole then pull the switch trigger Do not force the tool Light pressure gives best results Keep the tool in position and prevent it from slip ping away from the hole Do not apply more pressure when the hole becomes clogged with chips or particles Instead run the tool at an idle then remove the bit partially from the hole By repeating this sev eral times the hole will be cleaned out and normal drilling may be resumed A CAUTION e There is a tremendous and sudden twisting force exerted on the tool bit at the time of hole break through when the hole becomes clogged with chips and particles or when striking reinforcing rods embedded in the concrete Always use the side grip auxiliary handle and firmly hold the tool by both side grip and switch handle during operations Failure to do so may result in the loss of control of the tool and potentially severe injury 002449 1 Blow out bulb 003206 MAINTENANCE 001146 1 Commutator 2 Insulating tip 3 Carbon brush 003226 1 Screwdriver 2 Brush holder cover Blow out bulb optional accessory After drilling the hole use the blow out bulb to clean the dust
15. n cause hearin Screws can come loose Easily Causing d 9 y 9 breakdown or accident Check tightness loss E of screws carefully before operation 3 Wear a hard hat safety helmet safety glasses and or face shield Ordinary eye In cold weather or when the tool has not been used for a long time let the tool warm up for a while by operating it under 11 Do not point the tool at any one in the area no load This will loosen up the lubrica when operating The bit could fly out and tion Without proper warm up hammering injure someone seriously operation isdithicult 12 Do not touch the bit or parts close to the 7 Always be sure you have a firm footing bit immediately after operation they may Be sure no one is below when using the be extremely hot and could burn your tool in high locations skin 8 Hold the tool firmly with both hands 13 Some material contains chemicals which may be toxic Take caution to prevent dust inhalation and skin contact Follow mate 10 Do not leave the tool running Operate the rial supplier safety data tool only when hand held Keep hands away from moving parts SAVE THESE INSTRUCTIONS A WARNING MISUSE or failure to follow the safety rules stated in this instruction manual may cause serious personal injury SYMBOLS USD202 2 The followings show the symbols used for tool h Seer volts Th E no load speed entenen amperes El Class II Construction Honnan hertz AMIN
16. ry Contain long hair Keep your hair clothing and gloves 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 Do not overreach Keep proper footing and balance at all times Proper footing and 14 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 22 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
17. th action and longer service life 003150 1 Bit shank 2 Bit grease 003161 1 Bit 2 Chuck cover 003168 1 Bit 1 Lock button 2 Change lever 3 Pointer 4 O symbol Installing or removing the bit Clean the bit shank and apply bit grease before installing the bit Insert the bit into the tool Turn the bit and push it in until it engages If the bit cannot be pushed in remove the bit Pull the chuck cover down a couple of times Then insert the bit again Turn the bit and push it in until it engages After installing always make sure that the bit is securely held in place by trying to pull it out To remove the bit pull the chuck cover down all the way and pull the bit out Bit angle when chipping scaling or demolishing The bit can be secured at 12 different angles To change the bit angle depress the lock button and rotate the change lever so that the pointer points to the O symbol Turn the bit to the desired angle 003176 1 Change lever 2 Pointer 003184 1 Depth gauge 2 Clamp screw OPERATION 003200 10 Depress the lock button and rotate the change lever so that the pointer points to the T symbol Then make sure that the bit is securely held in place by turning it slightly Depth gauge The depth gauge is convenient for drilling holes of uniform depth Insert the depth gauge into the hole in the grip base Adjust the depth gauge to the desir
18. to Makita Authorized or Factory Service Center for this lubrication service However if circumstances require that you should lubricate it by yourself proceed as follows Run the tool for several minutes to warm it up Switch off and unplug the tool Loosen the six screws and remove the handle Note that the top screws are different from other screws Disconnect the two terminals white and black by pulling them 003243 1 Hex wrench 2 Crank cap 003247 003249 1 Terminals 2 White 3 Black Remove the crank cap using a hex wrench Rest the tool on the table with the bit end pointing upwards This will allow the old grease to collect inside the crank housing Wipe out the old grease inside and replace with a fresh grease 60 g 2 oz Use only Makita genuine hammer grease optional accessory Filling with more than the spec ified amount of grease approx 60 g 2 oz can cause faulty hammering action or tool failure Fill only with the specified amount of grease Reinstall the crank cap and tighten with the hex wrench Connect the two terminals and reinstall the handle A CAUTION e Do not tighten the crank cap excessively It is made of resin and is subject to breakage e Be careful not to damage the terminals or lead wires especially when wiping out the old grease or installing the handle To maintain product SAFETY and RELIABILITY repairs any other maintenance or adjustment should
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