Hitachi DH 24PC2 Power Hammer User Manual
Contents
1. 1 Mount the bull point or cold chisel 2 Press the push button and set the change lever to mark Fig 12 Push button Change lever Fig 12 The rotation is released turn the tool and adjust the tool to desired position Fig 13 Fig 13 3 Turn the change lever to T mark Fig 11 Then bull point or cold chisel is locked 7 Using the stopper Fig 14 1 Loosen the wing bolt and insert the stopper into the mounting hole on the side handle 2 Adjust the stopper position according to the depth of the hole and tighten the wing bolt securely Mounting hole Stopper MX em T Side handle Fig 14 8 How to use the drill bit taper shank and the taper shank adapter 1 Mount the taper shank adapter to the rotary hammer Fig 15 2 Mount the drill bit taper shank to the taper shank adapter Fig 15 English Grip Front cap Drill bit EN co Tape shank adapter Fig 15 3 Turn the switch ON and drill a hole in prescribed depth 4 To remove the drill bit taper shank insert the cotter into the slot of the taper shank adapter and strike the head of the cotter with a manual hammer supporting on a rests Fig 16 A Tape shank adapter Cotter y Rests Fig 16 9 Using the side handle When you wish to change a position of the side handle turn grip of the side handle counterclockwise to loosen it and then fasten it firmly CAUTION2. When boring a hole there can be a case where the machine attempts to rotate by the reaction at the time of penetrating a concrete wall and or when a tip of the blade comes in contact with the rebar Firmly fasten the side handle and hold the machine with both of your hands Unless you hold it securely an accident can occur HOW TO USE THE CORE BIT FOR LIGHT LOAD When boring penerating large holes use the core bit for light loads At that time use with the center pin and the core bit shank provided as optional accessories 1 Mounting CAUTION Be sure to turn power OFF and disconnect the plug from the receptacle 1 Mount the core bit to the core bit shank Fig 17 Lubricate the thread of the core bit shank to facilitate disassembly English Core bit Thread Core bit shank Fig 17 2 Mount the core bit to the rotary hammer Fig 18 fa Fig 18 3 Insert the center pin into the guide plate until it stops 4 Engage the guide plate with the core bit and turn the guide plate to the left or the right so that it does not fall even if it faced downward Fig 19 Guide plate Center pin Core bit Fig 19 2 How to bore Fig 20 1 Connect the plug to the power source 2 A spring is installed in the center pin Push it lightly to the wall or the floor straight Connect the core bit tip flush to the surface and start operating 3 When boring about 5 mm in depth the positio
3. a 1 2 Side handle 3 Stopper Standard accessories are subject to change without notice English OPTIONAL ACCESSORIES sold separately Tool Adapters O Drilling holes in concrete or tile Use on jobs facing upwards gt H um Drill bit Dust cup Dust collector B O Drilling anchor holes EST Ts Taper shank Cotter Drill bit Taper shank adapter O Large hole boring lt lt DD Guide plate Center pin Core bit o E E o L E o 5 G DC Core bit shank Anchor setting Is Anchor setting adapter eBolt placing operation with Chemical Anchor CH gt S Hexagon socket Chemical anchor adapter Gn O Demolishing operation E o Bull point Bull point Square type Round type Groove digging and edging lt D Cold chisel Cutter Grooving gt gt gt Grooving chisel O Driving screws 5 SITT gt i Drill chuck c Driver bit Driver bit 13 VERB D S Ur i Drilling in steel or wood Special Chuck MIOS screw adapter oa Drill bit for steel Drill bit for wood English O Drilling holes in concrete or tile Large hole boring SDS plus Drill bit Outer dia Overall length Effective length Core bit Core bit shank Overall length Cen
4. 330176 330177 330178 330179 330187 959156 330180 323058 330181 330182 330183 331672 330186 331673 323062 330185 319577 330188 330189 330190 330173 330172 319585 886342 330256 331677 322853 316228 307028 330254 330217 330255 330218 984750 960266 953327 317492 325566 330215 330216 959140 321867 983162 321309 330207 322064 330206 330205 321312 321310 321311 K gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt DNI gt gt gt gt 69 4 gt NI gt gt gt gt gt gt gt 9 gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt 4 gt gt gt gt gt 3 M6x20 6905DDCMPS2L D7 0 I D 19 2 M4x10 D4x25 GBR 110V GBR 110V D4x16 D8 8 L270 M4x12 D2x10 A 66 67 68 1 68 2 68 3 68 4 69 70 71 72 73 1 73 2 73 3 73 4 73 5 74 75 76 77 78 79 80 82 83 84 85 86 87 89 90 91 92 93 94 95 96 97 99 100 101 102 103 104 105 106 107 108 109 110 111 112 501 502 503 504 505 506 507 508 509 510 B 6001DD 971736 360857C 360857U 360857E 360857F 330202 982631 608VVM 980864 340739C 340739G 340739E 340739H 340 739J 330201 935829 999004 957051 302089 938477 310111 330203 307811 330196 981851 330197 330194 6001DD 909542 992503 330
5. is in the off position before connecting to power source and or battery pack picking up or carrying the tool Carrying power tools with your finger on the switch or energising power tools that have the switch on invites accidents Remove any adjusting key or wrench before turning the power tool on A wrench or a key left attached to a rotating part of the power tool may result in personal injury Do not overreach Keep proper footing and balance at all times This enables better control of the power tool in unexpected situations Dress properly Do not wear loose clothing or jewellery Keep your hair clothing and gloves away from moving parts Loose clothes jewellery or long hair can be caught in moving parts If devices are provided for the connection of dust extraction and collection facilities ensure these are connected and properly used Use of dust collection can reduce dust related hazards Power tool use and care a b c d e f 9 Do not force the power tool Use the correct power tool for your application The correct power tool will do the job better and safer at the rate for which it was designed Do not use the power tool if the switch does not turn it on and off Any power tool that cannot be controlled with the switch is dangerous and must be repaired Disconnect the plug from the power source and or the battery pack from the power tool before making any adjustments changing accessori
6. viewed from the rear side by pushing the R side of the push button The L side of the push button is pushed to turn the bit counterclockwise Push button NI lt Fig 5 Selecting the function mode You can switch functions to the 3 modes of hammering only rotation hammering and rotation only by turning the change lever while pressing the push button Set the A mark position of the change lever to that of the mode to be used CAUTION O Before operating the change lever check and make sure that the motor has stopped A failure can occur if it is operated while the motor is running To operate the change lever press the push button and release the lock of the change lever Also check and make sure after operation that the push button has returned and that the change lever has been locked Switch the change lever without mistake If it is used at a position halfway there is a fear that the service life of the switching mechanism may be shortened RCD The use of a residual current device with a rated residual Current of 30mA or less at all times is recommended English HOW TO USE CAUTION To prevent accidents make sure to turn the switch off and disconnect the plug from the receptacle when the drill bits and other various parts are installed or removed The power switch should also be turned off during a work break and after work NOTE Ensure that the wing bolt in the side
7. handle is properly tightened before using the tool 1 Switch operation The rotation speed of the drill bit can be controlled steplessly by varying the amount that the trigger switch is pulled Speed is low when the trigger switch is pulled slightly and increases as the switch is pulled more However the switch trigger can only be pulled in halfway during reverse and rotates at half the speed of forward operation 2 Rotation hammering This rotary hammer can be set to rotation and hammering mode by pressing the push button and turning the change lever to the ST mark Fig 6 Turn the grip slightly and confirm that the clutch has been engaged with a click Change lever Fig 6 1 Mount the drill bit 2 Pull the trigger switch after applying the drill bit tip to the drilling position Fig 7 Fig 7 3 Pushing the rotary hammer forcibly is not necessary at all Pushing slightly so that drill dust comes out gradually is sufficient CAUTION When the drill bit touches construction iron bar the bit will stop immediately and the rotary hammer will react to revolve Therefore grip the side handle and handle tightly as shown in Fig 7 English 3 Rotation only This rotary hammer can be set to rotation only mode by pussing the push button and turning the change lever to the 4 mark Fig 8 Push button Fig 8 Turn the grip slightly and confirm that the clutch has been engaged with a click To drill wo
8. out the plug from the receptacle 1 Disassemble the crank cover and thoroughly wipe off the old grease inside Fig 22 Crank cover 2 Supply 25g of Hitachi Electric Hammer Grease A standard accessory contained in tube in the crank case 3 After replacing the grease reassemble the crank cover securely At this time do not damage or lose the oil seal NOTE The Hitachi Electric Hammer Grease A is of the low viscosity type When the grease is consumed purchase from the authorized Hitachi Service Center MAINTENANCE AND INSPECTION 1 Inspecting the drill bits Since use of a dull tool will cause motor malfunctioning and degraded efficiency replace the drill bit with new ones or resharpen them without delay when abrasion is noted 2 Inspecting the mounting screws Regularly inspect all mounting screws and ensure that they are properly tightened Should any of the screws be loose retighten them immediately Failure to do so could result in serious hazard 3 Maintenance of the motor The motor unit winding is the very heart of the power tool Exercise due care to ensure the winding does not become damaged and or wet with oil or water 4 Inspecting the carbon brushes For your continued safety and electrical shock protection carbon brush inspection and replacement on this tool should ONLY be performed by a HITACHI AUTHORIZED SERVICE CENTER 5 Replacing supply cord If the supply cord of Tool is damaged t
9. 198 959155 992916 992926 980877 330199 608VVM 330200 994192 330204 324544 331674 331675 324060 330169 331676 330170 944109 6002DD 972767 948001 330171 330195 330220 982671 330208 330209 307947 330210 949556 330212 330211 330213 lt lt alo BS aaa gt Ss DD gt DH DD DDD DU BG gt gt gt 59 gt ANN gt 69 HW gt gt gt gt gt 9 gt gt O gt gt gt gt SB gt 2 gt gt gt gt gt D 6001DDCMPS2L 110V 120V 66 67 70 71 230V 240V D5x40 110V 120V 230V 230V SIN 240V 77 79 D5x20 M5x8 D4x16 6001DDCMPS2L D3 97 M5x16 M5x40 3x3x8 6002DDCMPS2L S 32 83 85 87 96 504 510 M6x12 M6 M8x45 14 Hitachi Koki Co Ltd Shinagawa Intercity Tower A 15 1 Konan 2 chome Minato ku Tokyo Japan 107 Code No C99174812 F Printed in China
10. 2 Use auxiliary handle s if supplied with the tool Loss of control can cause personal injury SPECIFICATIONS Voltage by areas English Hold power tool by insulated gripping surfaces when performing an operation where the cutting accessory may contact hidden wiring or its own cord Cutting accessory contacting a live wire may make exposed metal parts of the power tool live and could give the operator an electric shock Do not touch the bit during or immediately after operation The bit becomes very hot during operation and could cause serious burns Before starting to break chip or drill into a wall floor or ceiling thoroughly confirm that such items as electric cables or conduits are not buried inside Always hold the body handle and side handle of the power tool firmly Otherwise the counterforce produced may result in inaccurate and even dangerous operation Wear a dust mask Do not inhale the harmful dusts generated in drilling or chiseling operation The dust can endanger the health of yourself and bystanders 110 V 115 V 120 V 127 V 220 V 230 V 240 V Power input 720 W No load speed 0 1050 min Full load impact rate 0 4000 min Capacity concrete steel wood 4 28mm 13 mm 32 mm Weight without cord and side handle 3 5 kg Be sure to check the nameplate on product as it is subject to change by areas STANDARD ACCESSORIES 1 Plastic case
11. HITACHI Rotary Hammer Model DH 28PC Handling instructions Before using this Electric Power Tool carefully read through these HANDLING INSTRUCTIONS to ensure efficient safe operation It is recommended that these INSTRUCTIONS be kept readily available as an important reference when using this power tool Hitachi Koki English GENERAL POWER TOOL SAFETY WARNINGS UN WARNING Read all safety warnings and all instructions Failure to follow the warnings and instructions may result in electric shock fire and or serious injury Save all warnings and instructions for future reference The term power tool in the warnings refers to your mains operated corded power tool or battery operated cordless power tool 1 Work area safety 2 3 a b c Keep work area clean and well lit Cluttered or dark areas invite accidents 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 Keep children and bystanders away while operating a power tool Distractions can cause you to lose control Electrical safety a b c d e f 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 electric shock Avoid body contact w
12. equirements specified on the product nameplate 2 Power switch Ensure that the power switch is in the OFF position If the plug is connected to a receptacle while the power switch is in the ON position the power tool will start operating immediately which could cause a serious accident 3 Extension cord When the work area is removed from the power source use an extension cord of sufficient thickness and rated capacity The extension cord should be kept as short as practicable 4 Mounting the drill bit Fig 1 CAUTION To prevent accidents make sure to turn the switch off and disconnect the plug from the receptacle NOTE When using tools such as bull points drill bits etc make sure to use the genuine parts designated by our company 1 Clean the shank portion of the drill bit 2 Insert the drill bit in a twisting manner into the tool holder until it latches itself Fig 1 Part of Front cap Grip SDS plus shank D Drill bit Fig 1 3 Check the latching by pulling on the drill bit 4 To remove the drill bit fully pull the grip in the direction of the arrow and pull out the drill bit Fig 2 Fig 2 5 Installation of dust cup or dust collector B Optional accessories Fig 3 Fig 4 When using a rotary hammer for upward drilling operations attach a dust cup or dust collector 8 to collect dust or particles for easy operation O Installing the dust cup Use the dust cup by attaching to t
13. es or storing power tools Such preventive safety measures reduce the risk of starting the power tool accidentally Store idle power tools out of the reach of children and do not allow persons unfamiliar with the power tool or these instructions to operate the power tool Power tools are dangerous in the hands of untrained users Maintain power tools Check for misalignment or binding of moving parts breakage of parts and any other condition that may affect the power tools operation If damaged have the power tool repaired before use Many accidents are caused by poorly maintained power tools Keep cutting tools sharp and clean Properly maintained cutting tools with sharp cutting edges are less likely to bind and are easier to control Use the power tool accessories and tool bits etc in accordance with these instructions taking into account the working conditions and the work to be performed Use of the power tool for operations different from those intended could result in a hazardous situation 5 Service a Have your power tool serviced by a qualified repair person using only identical replacement parts This will ensure that the safety of the power tool is maintained PRECAUTION Keep children and infirm persons away When not in use tools should be stored out of reach of children and infirm persons PRECAUTIONS ON USING ROTARY HAMMER 1 Wear ear protectors Exposure to noise can cause hearing loss
14. he Tool must be returned to Hitachi Authorized Service Center for the cord to be replaced 6 Service parts list A Item No B Code No C No Used D Remarks CAUTION Repair modification and inspection of Hitachi Power Tools must be carried out by an Hitachi Authorized Service Center This Parts List will be helpful if presented with the tool to the Hitachi Authorized Service Center when requesting repair or other maintenance In the operation and maintenance of power tools the safety regulations and standards prescribed in each country must be observed English MODIFICATIONS Hitachi Power Tools are constantly being improved and modified to incorporate the latest technological advancements Accordingly some parts i e code numbers and or design may be changed without prior notice NOTE Due to HITACHI s continuing program of research and development the specifications herein are subject to change without prior notice 8 08 900 2 BRR RWWWWWWWWWWNNNNNNNNNN gt gt gt 1 amp 3 amp 00 3 0905 SON BO amp 00 3 3 JI SONS 66 09 61 amp 09 1 gt 00 09 1 gt 62 N D 45 1 45 2 46 1 46 2 47 48 49 50 51 52 53 54 55 56 57 58 59 60 62 63 64 65 B 306345 306340 324527 330192 324526 330191 992803 330174 990067 328867 330175 330184 304020 6905DD
15. he drill bit as shown in Fig 3 When using a bit which has big diameter enlarge the center hole of the dust cup with this rotary hammer Dust cup Fig 3 O Installing dust collector B When using dust collector B insert dust collector B from the tip of the bit by aligning it to the groove on the grip Fig 4 Dust collector B CAUTION O The dust cup and dust collector B are for exclusive use of concrete drilling work Do not use them for wood or metal drilling work O Insert dust collector B completely into the chuck part of the main unit O When turning the rotary hammer on while dust collector B is detached from a concrete surface dust collector B will rotate together with the drill bit Make sure to turn on the switch after pressing the dust cup on the concrete surface When using dust collector B attached to a drill bit that has more than 190 mm of overall length dust collector B cannot touch the concrete surface and will rotate Therefore please use dust collector B by attaching to drill bits which have 166 mm 160 mm and 110 mm overall length Dump particles after every two or three holes when drilling Please replace the drill bit after removing dust collector B Selecting the driver bit Screw heads or bits will be damaged unless a bit appropriate for the screw diameter is employed to drive in the screws Confirm the direction of bit rotation Fig 5 The bit rotates clockwise
16. ith earthed or grounded surfaces such as pipes radiators ranges and refrigerators There is an increased risk of electric shock if your body is earthed or 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 for carrying pulling or unplugging the power tool Keep cord away from heat oil sharp edges or moving parts Damaged or entangled cords increase the risk of electric shock When operating a power tool outdoors use an extension cord suitable for outdoor use Use of a cord suitable for outdoor use reduces the risk of electric shock If operating a power tool in a damp location is unavoidable use a residual current device RCD protected supply Use of an RCD reduces the risk of electric shock Personal safety a b Stay alert watch what you are doing and use common sense when operating a power tool Do not use a power tool while you are tired or under the influence of drugs alcohol or medication A moment of inattention while operating power tools may result in serious personal injury Use personal protective equipment Always wear eye protection Protective equipment such as dust mask non skid safety shoes hard hat or hearing protection used for appropriate conditions will reduce personal injuries 4 c d e f 9 Prevent unintentional starting Ensure the switch
17. n of the hole will be established Bore after that removing the center pin and the guide plate from core bit 4 Application of excessive force will not only expedite the work but will deteriorate the tip edge of the drill bit resulting in reduced service life of the rotary hammer 10 CAUTION When removing the center pin and the guide plate turn OFF the switch and disconnect the plug from the receptacle Fig 20 3 Dismounting Fig 21 Remove the core bit shank from the rotary hammer and strike the head of the core bit shank strongly two or three times with a manual hammer holding the core bit then the thread becomes loose and the core bit can be removed Core bit shank Fig 21 GREASE REPLACEMENT This machine is full air tight construction to protect against dust incursion and to prevent lubricant leakage This machine can be used without grease replenishment for an extended period of time However perform the grease replacement to extend the service life Replace the grease as described below 1 Grease Replacement Period You should look at the grease when you change the carbon brush See item 4 in the section MAINTENANCE AND INSPECTION Ask for grease replacement at the nearest authorized Hitachi Service Center In the case that you are forced to change the grease by yourself please follow the following points How to replace grease CAUTION Before replacing the grease turn the power off and pull
18. od or metal material using the drill chuck and chuck adapter optional accessories proceed as follows Installing drill chuck and chuck adapter Fig 9 Front cap Chuck adapter Drill chuck Part of SDS plus shank Fig 9 1 Attach the drill chuck to the chuck adapter 2 The part of the SDS plus shank is the same as the drill bit Therefore refer to the item of Mounting the drill bit for attaching it CAUTIONS Application of force more than necessary will not only expedite the work but will deteriorate the tip edge of the drill bit and reduce the service life of the rotary hammer in addition O Drill bits may snap off while withdrawing the rotary hammer from the drilled hole For withdrawing it is important to use a pushing motion Do not attempt to drill anchor holes or holes in concrete with the machine set in the rotation only function Do not attempt to use the rotary hammer in the rotation and hammering function with the drill chuck and chuck adapter attached This would seriously shorten the service life of every component of the machine 4 When driving machine screws Fig 10 First insert the bit into the socket in the end of chuck adapter D Next mount chuck adapter D on the main unit using procedures described in 4 1 2 3 put the tip of the bit in the slots in the head of the screw grasp the main unit and tighten the screw CAUTIONS Exercise care not to excessi
19. ter pin Outer dia 25 mm 4 0 mm 10mm 50 mm Not applicable 10mm 50 mm 105 mm 300 mm 5 0 mm 60 mm 100 mm 5 5mm 10mm 50 mm 6 5 mm 60 mm 100 mm 60 mm 100 mm 7 0 mm 8 0 mm 60 mm 100 mm 8 5 mm 60 mm 100 mm 60 mm 100 mm 166 mm 100 mm Without guide plate 260 mm 200 mm 12 7 mm 166 mm 100 mm O Anchor setting 14 0 mm 166 mm 100 mm 15 0 mm 166 mm 100 mm 9 0 mm 12 0 mm Anchor setting adapter Anchor size 16 0 mm 166 mm 100 mm W 1 4 260 mm 200 mm VV 5 16 17 0 mm 166 mm 100 mm W 3 8 19 0 mm 260 mm 200 mm W 172 20 0 mm 250 mm 200 mm 22 0 mm 250 mm 200 mm 25 0 mm 450 mm 400 mm W 5 8 e Drilling anchor holes Taper shank adapter Taper mode Morse taper No 1 Morse taper No 2 A Taper B taper Optional accessories are subject to change without notice English APPLICATIONS Rotation and hammering function O Drilling anchor holes Drilling holes in concrete O Drilling holes in tile Rotation only function O Drilling in steel or wood with optional accessories Tightening machine screws with optional accessories Hammering only function Light duty chiselling of concrete groove digging and edging wood screws PRIOR TO OPERATION 1 Power source Ensure that the power source to be utilized conforms to the power r
20. vely prolong driving time otherwise the screws may be damaged by excessive force Apply the rotary hammer perpendicularly to the screw head when driving the screw otherwise the screw head or bit will be damaged or driving force will not be fully transferred to the screw Do not attempt to use the rotary hammer in the rotation and hammering function with the chuck adapter and bit attached 5 When driving wood screws Fig 10 1 Selecting a suitable driver bit Employ cross recessed screws if possible since the driver bit easily slips off the heads of slotted head screws 2 Driving in wood screws Prior to driving in wood screws make pilot holes suitable for them in the wooden board Apply the bit to the screw head grooves and gently drive the screws into the holes After rotating the rotary hammer at low speed for a while until the wood screw is partly driven into the wood squeeze the trigger more strongly to obtain the optimum driving force CAUTION Exercise care in preparing a pilot hole suitable for the wood screw taking the hardness of the wood into consideration Should the hole be excessively small or shallow requiring much power to drive the screw into it the thread of the wood screw may sometimes be damaged 6 Hammering only This rotary hammer can be set to hammering only mode by pressing the push button and turning the change lever to the T mark Fig 11 Push button Change lever Fig 11
Download Pdf Manuals
Related Search