Cordless Circular Saw Model C 18DBL Handling instructions
Contents
1. 25 26 27 28 Bring the battery to the shop from which it was purchased as soon as the post charging battery life becomes too short for practical use Do not dispose of the exhausted battery Wear earplugs to protect your ears during operation Always hold the handle of the power tool firmly Otherwise the counterforce produced may result in inaccurate and even dangerous operation Do not use saw blades which are deformed or cracked Do not use saw blades made of high speed steel Do not use saw blades which do not comply with the characteristics specified in these instructions Do not stop the saw blades by lateral pressure on the disc Always keep the saw blades sharp Ensure that the lower guard moves smoothly and freely Never use the circular saw with its lower guard fixed in the open position Ensure that the retraction mechanism of the guard system operates correctly The saw blades body must be thinner than the riving knife and the width of cut or kerf with teeth set must be greater than the thickness of the riving knife Never operate the circular saw with the saw blade turned upward or the side Ensure that the material is free of foreign matters such as nails The riving knife should always be used except when plunging in the middle of the workpiece The saw blades diameter should be 125 mm Be careful of brake kickback This circular saw features an electric brake that functions when the switch is2. 2 As shown in Fig 27 the side of Washer A with a projected center the same diameter as the inner diameter of the saw blade and the concave side of Washer B must be fitted to the saw blade sides 3 To assure proper rotation direction of the saw blade the arrow direction on the saw blade must coincide with the arrow direction on the saw cover 4 Using the fingers tighten the hex bolt retaining the saw blade as much as possible Then depress the lock lever lock the spindle and thoroughly tighten the hex bolt CAUTION After having attached the saw blade reconfirm that the lock lever is firmly secured in the prescribed position Hex bolt Washer A Spindle Washer B Saw blade Fig 27 MAINTENANCE AND INSPECTION CAUTION 1 Pull out battery before doing any inspection or maintenance Inspecting the saw blade Since use of a dull saw blade will degrade efficiency and cause possible motor malfunction sharpen or replace the saw blade as soon as abrasion is noted CAUTION If a dull saw blade is used reactive force is increased during cutting operation Avoid the use of the dull saw blade without repair 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 Maintenan
3. 4ANYGOOM 195 1 5 9NIY O N SYSHSVMW M MAYS ANIHDVW 15315 L4VHS OTG 9 13 N en lt lt N HOLIMS lala fa faim ia fa a YIHSYM Ped Ped 14 Hitachi Koki Co Ltd Shinagawa Intercity Tower A 15 1 Konan 2 chome Minato ku Tokyo J apan 403 Code No 99212912 Printed in China
4. NOTE Make sure that the battery is fully charged when stored for a long period 3 months or more The battery with smaller capacity may not be able to be charged when used if stored for a long period NOTE Storing lithium ion batteries Make sure the lithium ion batteries have been fully charged before storing them Prolonged storage of batteries with a low charge may result in performance deterioration significantly reducing battery usage time or rendering the batteries incapable of holding a charge However significantly reduced battery usage time may be recovered by repeatedly charging and using the batteries two to five times If the battery usage time is extremely short despite repeated charging and use consider the batteries dead and purchase new batteries 8 Service and repairs All quality power tools will eventually require servicing or replacement of parts because of wear from normal use To assure that only genuine replacement parts must be used all service and repairs must be performed by a HITACHI AUTHORIZED SERVICE CENTER ONLY 9 Service parts list CAUTION Repair modification and inspection of Hitachi Power Tools must be carried out by a 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
5. each country must be observed MODIFICATION Hitachi Power Tools are constantly being improved and modified to incorporate the latest technological advancements Accordingly some parts may be changed without prior notice 12 Important notice on the batteries for the Hitachi cordless power tools Please always use one of our designated genuine batteries We cannot guarantee the safety and performance of our cordless power tool when used with batteries other than these designated by us or when the battery is disassembled and modified such as disassembly and replacement of cells or other internal parts NOTE Due to HITACHI s continuing program of research and development the specifications herein are subject to change without prior notice 13 AYSLLVE 9 W YSHSVMW M MAYS ANIHDVW EEPPINEN 359 lL4VHS WYO WW HONJYM J3 3J1S X901 WWS Z HONJYM Wyo S44A819N 13GOW YJ9YYH TZ 99 v9 ES GNIONI ASSY ASVE ONTddS SOS GNTONI 05877159 AYALLVE 434313901 8X7 W YSHSVM 45 MAYS ANIHDVW ONTddS ONIddS ANT 31719 Y3 09 9XSW MJYDS 195 144505 XJH ADOT 1735 8 YJHSYM SAVM 9x7 W 5 INIHOY W YATIOULNOD Y39898 NY CLXEG MIYOS ONIddVL YOLO
6. released As there is some kickback when the brake functions be sure to hold the main body securely Avoid cutting in the state where the base has floated up from the material When blade is binding or when interrupting a cut for any reason release the trigger and hold the saw motionless in the material until the blade comes to a complete stop Never attempt to remove the saw from the work or pull the saw backward while the blade is in motion or KICKBACK may occur Investigate and take corrective actions to eliminate the cause of blade binding Support large panels to minimize the risk of blade pinching and KICKBACK Large panels tend to sag under their own weight Fig 2 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 work piece the saw shall be rested on the larger portion and the smaller piece cut off To avoid kickback do support board or panel near the cut Fig 1 Don t support board or panel away from the cut Fig 2 29 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 NEVER place your hand or fingers behind the saw Fig 3 If kickback occurs the saw co
7. 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 9 Prevent unintentional starting Ensure the switch is in the off position befor
8. the power tool by insulated gripping surfaces only when performing an operation where the cutting tool may contract hidden wiring Contact with a live wire will also make exposed metal parts of the power tool live and could give the operator an electric shock f When ripping always use a rip fence or straight edge guide This improves the accuracy of cut and reduces the chance of blade binding d g Always use blades with correct size and shape diamond versus round of arbour holes Blades that do not match the mounting hardware of the saw will run eccentrically causing loss of control h Never use damaged or incorrect blade washers or bolt The blade washers and bolt were specially designed for your saw for optimum performance and safety of operation Kickback causes and related wamings 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 the operator Kickback is the result of saw misuse and or incorrect operating procedures or condi
9. HITACHI Cordless Circular Saw Model 18DBL Handling instructions Before using this 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 GENERAL POWER TOOL SAFETY WARNINGS Z WARNING Read all safety wamings and all instructions Failure to follow the warnings and instructions may result in electric shock fire and or serious injury Save all wamings 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 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 with earthed or grounded
10. Y 8x9 W X001 1 35 135 GH 311015 jajaja fafa fafa alata la Tr GNONI ASSY 99 144 YOLVLS MIYOS ONILSN fav 1109 112345 W SYIHSYWM MAYS ANIHDVW 9 5 L108 YJA09 MVS asvg YIXS W SONV14 M 1708 ONIddS 9 YJHSYM 8TX9W 1109 MVS WWSCT SWINN 1 5 ONIddVL YJ J1 QW YSHSVM TSdWIAAO0N69 ONIYVAE TIVE QW 112395 lt 4L4VHS 8 394419 ONINIVLIY ASSY FIGNIdS YJHSYM 39319 SGIND L4VHS ZZA ONIY ONINIVLAY I T I I I I I I I I I T 8 W SYSHSVW M 05 ONIddS ONVIA M MJYDS ONIdd VL 31719 SWVN m a a fa a ia fa ala ja om W YSHSVM dS M MyDS ANIHDVW SEXP N SYIHSYMW M ANIHDVW 8T 9T 6 9 ANTONI ASSY ONY v39 0 lt GONVIA M MJYDS ONIdd VL ONV3AE ONIHSNd 909 TIVE NOISND 8 W 5 195 SNISNOH S Z GMIONI 55 LIVHS GNOD3S
11. an use it again 3 If the battery is overheated under overload work the battery power may stop In this case stop using the battery and let the battery cool After that you can use it again Furthermore please heed the following warning and caution WARNING In order to prevent any battery leakage heat generation smoke emission explosion and ignition beforehand please be sure to heed the following precautions 1 Make sure that swarf and dust do not collect on the battery O During work make sure that swarf and dust do not fall on the battery Make sure that any swarf and dust falling on the power tool during work do not collect on the battery not store an unused battery a location exposed to swarf and dust Before storing a battery remove any swarf dust that may adhere to it and do not store it together with metal parts screws nails etc 2 Do not pierce battery with a sharp object such as a nail strike with a hammer step throw or subject the battery to severe physical shock Do not use an apparently damaged or deformed battery Do not use the battery in reverse polarity Do not connect directly to an electrical outlets or car cigarette lighter sockets Do not use the battery for a purpose other than those specified If the battery charging fails to complete even when a specified recharging time has elapsed immediately stop further recharging 8 Do not put o
12. arger will be heated thus constituting the cause of the failures Once the charging has been completed give 15 minutes rest until the next charging 4 Disconnect the chargers power cord from the receptacle 5 Hold the charger firmly and pull out the battery NOTE After operation pull out batteries from the charger first and then keep the batteries properly How to make the batteries perform longer 1 Recharge the batteries before they become completely exhausted When you feel that the power of the tool becomes weaker stop using the tool and recharge its battery If you continue to use the tool and exhaust the electric current the battery may be damaged and its life will become shorter 2 Avoid recharging at high temperatures A rechargeable battery will be hot immediately after use If such a battery is recharged immediately after use its internal chemical substance will deteriorate and the battery life will be shortened Leave the battery and recharge it after it has cooled for a while CAUTION If the battery is charged while it is heated because it has been left for a long time in a location subject to direct sunlight or because the battery has just been used the pilot lamp of the charger lights for 1 second does not light for 0 5 seconds off for 0 5 seconds In such a case first let the battery cool then start charging O When the pilot lamp flickers in red at 0 2 seconds intervals check f
13. ccidents Keep the light ON during cutting operation only If it is lit ON in other cases the main body switch can be inadvertently turned ON resulting in unexpected accidents If the main body is left as it is with the battery inserted there can be a case where the switch lock touches the floor and or wall surface and lights up continuously depending on the direction of the body Be careful since continuous lighting can easily make a full charged battery go dead in about 3 hours 2 About Remaining Battery Indicator When pressing the remaining battery indicator switch the remaining battery indicator lamp lights and the battery remaining power can be checked Fig 22 When releasing your finger from the remaining battery indicator switch the remaining battery indicator lamp goes off The Table 4 shows the state of remaining battery indicator lamp and the battery remaining power Silent Mode Indicator Lamp Mode Selector Switch Remaining battery indicator switch Remaining battery gt indicator lamp State of lamp Battery Remaining Power The battery remaining power is enough The battery remaining power is a half The battery remaining power is nearly empty Re charge the battery soonest possible As the remaining battery indicator shows somewhat differently depending on ambient temperature and battery characteristics read it as a reference NOTE O Do n
14. ce 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 Performance checkup and maintenance of lower guard Keep the lower guard in good shape for smooth performance at all times Be sure to make prompt repair in case of any malfunction For safe and proper working always keep the machine and ventilation slots clean The lower guard must always be able to more freely and retract automatically Therefore always keep the area around the lower guard clean Remove dust and chips by blowing out with compressed air or with a brush Adjusting the base and saw blade to maintain perpendicularity The angle between the base and the saw blade has been adjusted to 90 however should this perpendicularity be lost for some reason adjust in the following manner 1 Turn the base face up Fig 28 and loosen the clamp lever 2 Apply a square to the base and the saw blade and turning the slotted set screw with a slotted head screwdriver shift the position of the base to produce the desired right angle Saw blade Slotted set screw Clamp lever Fig 28 6 Check for dust Dust may be removed with a clean rag or a cloth dampened with soapy water Do not use bleach chlorine gasoline or thinner for they may damage the plastics 7 Storage Storing in a place below 40 C and out of the reach of children
15. e 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 tuming 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 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 tum 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 accessories or storing power tools Such pre
16. e tune the parallelism of the saw blade to the base using the parallelism adjustment screw Adjustment has already been made at the time of shipment from the factory However in the unlikely event of parallelism being faulty adjust as follows 1 Unfasten only the mounting screws of the saw cover hinge portion Fig 17 Mounting screw cover hinge Fig 17 2 Retract the lower guard into the saw cover 3 Insert wood chip in the rear side of the saw blade base and mark the position on the base Fig 18 Wood chip Lower guard Saw cover Fig 18 4 Move the marked wood chip to the front of the base and turn the parallelism adjustment screw so that the marking corresponds to the base side Fig 19 Wood chip Fig 19 NOTE After parallelism adjustment if the saw cover hinge portion is loose tighten the M5 U Nut Do not over tighten the nut as this may result in deformation of the bevel plate 5 After adjustment fasten the mounting screws tightly in place NOTE Parallelism may be slightly faulty if the cutting depth is adjusted after parallelism adjustment 5 Adjusting the guide piece On the circular saw it is possible to make fine adjustment of the fixing position of the guide piece where the saw blade and the premarked line are to be aligned When the saw is shipped from the factory the linear portion of a front scale on the guide piece is al
17. es maximum motor RPM enabling efficient work with less noise The Silent Mode Indicator Lamp lights in Silent mode When the load increases during Silent mode the tool will automatically switch to Power mode and revert back to Silent mode when the load decreases In Power mode no change is made to Silent mode even when the load decreases NOTE O To enable mode changes pull the switch once after installing the battery O Do not give a strong shock to the switch panel or break it It may lead to a trouble STANDARD ACCESSORIES C18DBL 20 RK Saw Blade mounted on tool Hex bar wrench 4 mm Hex bar wrench 2 5 mm Charger UC18YFSL Battery BSL1850 Battery cover Plastic case C18DBL NN Saw Blade mounted on tool Hex bar wrench 4 mm Hex bar wrench 2 5 mm Standard accessories are subject to change without notice OPTIONAL ACCESSORIES sold separately APPLICATION 1 Battery BSL1830 BSL1840 BSL1850 Cutting various types of wood BATTERY REMOVAL INSTALLATION 1 Battery removal Hold the handle tightly and push the battery latches to remove the battery see Fig 9 10 CAUTION 2 Saw Blade Never short circuit the battery Use Cutting various types of wood 2 Battery installation Insert the battery while observing its polarities see External Diam Hole Diam No of Teeth Fig 10 125 mm 20 mm 24 pieces Ventilation holes 3 Dust Col
18. forcibly pressing the saw during cutting can result in unreasonable pressure on the motor so try to go straight quietly Inthe situation where the circular saw is continuously operated while replacing the battery with stocked spare batteries one after another the motor tends to overheat Therefore whenever the housing becomes hot give the saw a break for a while Avoid cutting operation in a state where the base bottom is afloat from the material being cut 11 Otherwise the motor can get locked MOUNTING AND DISMOUNTING THE SAW BLADE CAUTION To avoid serious accident ensure the switch is in the OFF position and pull out the battery 1 Dismounting the saw blade 1 Set the cutting volume at maximum and place the Circular Saw as shown in Fig 25 Hex bolt Hex bar wrench Washer B Lock lever Fig 25 2 Depress the lock lever lock the spindle and remove the Hex bolt and washer B with the hex bar wrench 3 While holding the lower guard lever to keep the lower guard fully retracted into the saw cover remove the saw blade Fig 26 Lower guard lever Saw cover vy Saw blade Fig 26 2 Mounting the Saw Blade CAUTION If the hex bolt is worked using other tools than the provided hex bar wrench excessive tightening and insufficient tightening may take place resulting in injury 1 Thoroughly remove any sawdust which has accumulated on the spindle bolt and washers
19. igned with the central position of the saw blade Fig 20 Loosen the fixed M4 screw the guide piece should the fixing position be wrong and make necessary adjustment of the position pront scale Premarked line at 45 incline 4 screw Premarked line Front scale when not inclined Guide piece ni Saw blade HOW TO USE 1 Operation of switch Fig 21 switch trigger and light switch 1 For safe operation of the machine a switch lock is provided on the side of a handle If the switch trigger is pulled in a state where switch lock is pressed in the direction of the arrow mark the main switch can be turned ON And the switch lock is used as the light switch If the switch lock light switch is pressed in a state the light is turned ON 2 After the switch is turned ON even when you release your hand from the switch lock the body continues running and the light continues being turned ON as long as you keep on pulling the switch trigger 3 If you release the switch trigger you can turn OFF the switch and the switch lock returns to the original position automatically and the light turns OFF too Switch lock CAUTION Do not fix and secure the switch lock Besides keep your finger off the switch trigger when the circular saw is being carried around Otherwise the main body switch can be inadvertently turned ON resulting in unexpected a
20. lection Adaptor Terminals The Dust Collection Adaptor collects sawdust when Js the vacuum cleaner is attached to the power tool OS EES How to attach the Dust Collection Adaptor Attach the Dust Collection Adaptor to the power tool with the M4 screw Fig 8 Connect the vacuum cleaner to the Dust Collection Adaptor Dust collection adapter Screw Fig 8 Optional accessories are subject to charge without notice Fig 10 6 CHARGING Before using the power tool charge the battery as follows 1 Connect the charger s power cord to a receptacle When the power cord is connected the charger s pilot lamp will blink in red At 1 second intervals CAUTION Do not use the electrical cord if damaged Have it repaired immediately 2 Insert the battery into the charger 3 Charging When inserting a battery in the charger charging will commence and the pilot lamp will light continuously in red When the battery becomes fully recharged the pilot lamp will blink in red At 1 second intervals See Table 1 1 Pilot lamp indication The indications of the pilot lamp will be as shown in Table 1 according to the condition of the charger Firmly insert the battery into the charger as shown or the rechargeable battery in Fig 11 Battery Pilot lamp Charger Fig 11 Table 1 Indications of the pilot lamp Lights for 0 5 seconds Does not light for 0 5 Blinks seconds off fo
21. or and take out any foreign objects in the charger s battery connector If there are no foreign objects it is probable that the battery or charger is malfunctioning Take it to your authorized Service Center Since the built in micro computer takes about 3 seconds to confirm that the battery being charged with UCI18YFSL is taken out wait for a minimum of 3 seconds before reinserting it to continue charging If the battery is reinserted within 3 seconds the battery may not be properly charged If the pilot lamp does not blink in red every second even though the charger cord is connected to the power it indicates that the protection circuit of the charger may be activated Remove the cord from the power and then connect it again after 30 seconds or so If this does not cause the pilot lamp to blink in red every second please take the charger to the Hitachi Authorized Service Center PRIOR TO OPERATION 1 Setting up and checking the work environment Check if the work environment is suitable by following the precautions 2 Prepare a wooden workbench Fig 12 Since the saw blade will extend beyond the lower surface of the lumber place the lumber on a workbench when cutting If a square block is utilized as a workbench select level ground to ensure it is properly stabilized An unstable workbench will result in hazardous operation Lumber Base gt Workbench Saw blade Fig 12 CAUTION To avoid po
22. ot give a strong shock to the switch panel or break it It may lead to a trouble O To save the battery power consumption the remaining battery indicator lamp lights while pressing the remaining battery indicator switch 3 Cutting procedures CAUTION O Recheck that the saw blade is securely clamped O Confirm that the wing nut for adjusting the slot depth the wing bolt for adjusting the angle of inclination are securely clamped 1 Place the base on the material then align the premarked line and the sawblade with the notch at the front of the base Fig 15 When the base is not slanted use the large cutout as the guide Fig 15 Fig 23 10 If the base is slanted 45 degrees use the small front scale as the guide Fig 15 Fig 24 Premarked line Front scale when not inclined Fig 23 Front scale Premarked line 45 incline Fig 24 2 Ensure that the switch is turned to the ON position before the saw blade comes in contact with the lumber The switch is turned ON when the trigger is squeezed and OFF when the trigger is released Moving the saw straight at a constant speed will produce optimum cutting CAUTION Before starting to saw ensure that the saw blade has reached full speed revolution O Should the saw blade be stopped or made an abnormal noise during operation turn off the switch immediately O When finished with a job pull out the battery from the main body Twisting and
23. r 0 5 seconds While Lights Lights continuously charging charging Lights for 0 5 seconds Does not light for 0 5 Blinks seconds off for 0 5 seconds ae EEE Charging Pilot lamp complete red Lights for 1 second Does not light for 0 5 Battery overheated Overheat Blinks seconds off for 0 5 seconds Unable to charge standby S Charging will commence when battery cools Lights for0 1seconds Does notlightfor 0 1 Flickers seconds off for 0 1 seconds Malfunction in the battery or the charger Charging impossible 2 Regarding the temperatures of the rechargeable 3 Regarding recharging time battery The temperatures for rechargeable batteries are as shown in Table 2 and batteries that have become hot should be cooled for a while before being recharged Table 2 Recharging ranges of batteries Temperatures at Rechargeable batteries which the battery can be recharged 0 C 40 C BSL1820 BSL1830 BSL1840 BSL1850 Depending on the combination of the charger and batteries the charging time will become as shown in Table 3 Table 3 Charging time At 20 C Charger UC18YFSL Approx 30 min Approx 45 min Approx 60 min Approx 75 min The charging time may vary according to temperature and power source voltage CAUTION When the battery charger has been continuously used the battery ch
24. r subject the battery to high temperatures or high pressure such as into a microwave oven dryer or high pressure container 9 Keep away from fire immediately when leakage or foul odor are detected UP SPECIFICATIONS Power Tool Model 10 Do not use in a location where strong static electricity generates 11 If there is battery leakage foul odor heat generated discolored or deformed or in any way appears abnormal during use recharging or storage immediately remove it from the equipment or battery charger and stop use CAUTION 1 If liquid leaking from the battery gets into your eyes do not rub your eyes and wash them wel with fresh clean water such as tap water and contact a doctor immediately If left untreated the liquid may cause eye problems 2 If liquid leaks onto your skin or clothes wash wel with clean water such as tap water immediately There is a possibility that this can cause skin irritation 3 If you find rust foul odor overheating discolor deformation and or other irregularities when using the battery for the first time do not use and return it to your supplier or vendor WARNING If an electrically conductive foreign object enters the terminals of the lithium ion battery a short circuit may occur resulting in the risk of fire Please observe the following matters when storing the battery Do not place electrically conductive cuttings nails steel wire copper wire or o
25. screws or other small metal objects that can make a connection from one terminal to another Shorting the battery terminals together may cause burns or a fire d Under abusive conditions liquid may be ejected from the battery avoid contact If contact accidentally occurs flush with water If liquid contacts eyes additionally seek medical help Liquid ejected from the battery may cause irritation or burns 6 Service a Have your power tool serviced by a qualified repair person using only identical replacement 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 CIRCULAR SAW SAFETY WARNINGS Cutting procedures a A DANGER Keep hands away from cutting area and the blade Keep your second hand on auxiliary handle or motor housing If both hands are holding the saw they cannot be cut by the blade b Do not reach undemeath the workpiece The guard cannot protect you from the blade below the workpiece c Adjust the cutting depth to the thickness of the workpiece Less than a full tooth of the blade teeth should be visible below the workpiece Never hold piece being cut in your hands or across your leg Secure the workpiece to a stable platform It is important to support the work properly to minimize body exposure blade binding or loss of control e Hold
26. secure before making cut If blade adjustment shifts while cutting it may cause binding and kickback g Use extra caution when sawing into existing walls or other blind areas The protruding blade may cut objects that can cause kickback Lower guard function a Check lower guard for proper closing before each b d use Do not operate the saw if lower guard does not move freely and close instantly Never clamp or tie the lower guard into the open position If saw is accidentally dropped lower guard may be bent Raise the lower guard with the retracting handle and make sure it moves freely and does not touch the blade or any other part in all angles and depths of cut Check the operation 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 build up of debris Lower guard may be retracted manually only for special cuts such as plunge cuts and compound cuts Raise lower guard by retracting handle and as soon as blade enters the material the 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
27. ssible accident always ensure that the portion of lumber remaining after cutting is securely anchored or held in position ADJ USTING THE SAW PRIOR TO USE CAUTION Pull out battery before doing any adjusting 1 Adjusting the cutting depth As shown in Fig 13 hold the handle with one hand while loosening the lever with the other The cutting depth can be adjusted by moving the base to the desired position In such manner adjust the cutting depth and then securely retighten the lever Handle Fig 13 2 Adjusting the angle of inclination As shown in Fig 14 by loosening the clamp lever on the incline gauge the saw blade may be inclined to a maximum angle of 45 in relation to the base After having completed the adjustment reconfirm that the clamp lever are firmly tightened Clamp lever Fig 14 Premarked line E Front scale Care when not inclined NOTE Values of the inclined gauge provided on the base merely serve as a rough guideline For cutting operation at an inclined posture use the circular saw after adjusting the angle between the base and the saw blade with a protractor etc Regulating the guide Fig 16 The cutting position can be regulated by moving the guide to the left or right after loosening its knob bolt The guide may be mounted on either the right or left side of the tool Knob bolt Fig 16 4 Fine tuning of parallelism It is possible to fin
28. takes for the blade to stop after switch is released PRECAUTIONS ON USING CORDLESS CIRCULAR SAW T Always charge the battery at a temperature of 10 40 C A temperature of less than 10 C will result in over charging which is dangerous The battery cannot be charged at a temperature higher than 40 C The most suitable temperature for charging is that of 20 25 When one charging is completed leave the charger for about 15 minutes before the next charging of battery Do not charge more than two batteries consecutively Do not allow foreign matter to enter the hole for connecting the rechargeable battery Never disassemble the rechargeable battery and charger Never short circuit the rechargeable battery Short circuiting the battery will cause a great electric current and overheat It results in burn or damage to the battery Do not dispose of the battery in fire If the battery is burnt it may explode When using this unit continuously the unit may overheat leading to damage in the motor and switch Please leave it without using it for approximately 15 minutes Do not insert object into the air ventilation slots of the charger Inserting metal objects or inflammables into the charger air ventilation slots will result in electrical shock hazard or damaged charger Using an exhausted battery will damage the charger 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
29. ther wire in the storage case Either install the battery in the power tool store by securely pressing into the battery cover until the ventilation holes are concealed to prevent short circuits See Fig 9 C18DBL No load speed Silent mode 5000 3000 min Capacity Cutting depth 47 mm 30 mm Rechargeable battery BSL1850 Li ion 18 V 5 0 Ah 10 cells Weight Charger Model UC18YFSL Charging voltage 144 V 18 V Weight 0 5 kg Electronic control O Soft start O Overload protection This protection feature cuts off the power to the motor in the event of overloading of motor or a conspicuous reduction in rotational speed during operation When the overload protection feature has been activated the motor may stop In this case release the tool switch and eliminate causes of overloading After that you can use it again O Overheat protection This protection feature cuts off the power to the motor and stops the power tool in the event of overheating of motor during operation 2 5 kg When the overheat protection feature has been activated the motor may stop In this case release the tool switch and cool it down in a few minutes After that you can use it again O Rotation speed changeover function Power mode Silent mode Power mode Silent mode switch function Each press of the Mode Selector Switch changes the operating mode Silent mode reduc
30. tions and can be avoided by taking proper precautions as given below a Maintain a firm grip with both hands on the saw and position your arms to resist kickback forces Position your body to either side of the blade but not in line with the blade Kickback could cause the saw to jump backwards but kickback forces can be controlled by the operator if proper precautions are taken b When blade is binding or when interrupting a cut for any reason release the trigger and hold the saw motionless in the material until the blade comes to a complete stop Never attempt to remove the saw from the work or pull the saw backward while the blade is in motion or kickback may occur Investigate and take corrective actions to eliminate the cause of blade binding c When restarting a saw in the workpiece centre 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 d Support large panels to minimise 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 e Do not use dull or damaged blades Unsharpened or improperly set blades produce narrow kerf causing excessive friction blade binding kickback f Blade depth and bevel adjusting locking levers must be tight and
31. uld easily jump backwards over your hand possibly causing severe injury Fig 3 30 WARNING It is important to support the work piece properly and to hold the saw firmly to prevent loss of control which could cause personal injury Fig 4 illustrates typical hand support of the saw A TYPICAL ILLUSTRATION OF PROPER HAND SUPPORT Fig 4 31 Place the wider portion of the saw base on that part of the work piece 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 board and Fig 6 the WRONG way If the work piece is short or small clamp is down DON T TRY TO HOLD SHORT PLACES BY HAND Fig 6 32 Never attempt to saw with the circular saw held upside down in a vise This is extremely dangerous and can lead to serious accidents Fig 7 CAUTION ON LITHIUM ION BATTERY To extend the lifetime the lithium ion battery equips with the protection function to stop the output In the cases of 1 to 3 described below when using this product even if you are pulling the switch the motor may stop This is not the trouble but the result of protection function 1 When the battery power remaining runs out the motor stops In such case charge it up immediately 2 Ifthe tool is overloaded the motor may stop In this case release the switch of tool and eliminate causes of overloading After that you c
32. ventive 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 Battery tool use and care a Recharge only with the charger specified by the manufacturer A charger that is suitable for one type of battery pack may create a risk of fire when used with another battery pack b Use power tools only with specifically designated battery packs Use of any other battery packs may create a risk of injury and fire When battery pack is not in use keep it away from other metal objects like paper clips coins keys nails
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