InFocus CR 18DMR User's Manual
Contents
1. UCI8YG een Eee 1 an ae so JIN BAI ue CIAO 42. en AMF EAM LA EEF ir X 19 20 21 22 23 24 25 26 27 28 29
3. GENERAL OPERATIONAL PRECAUTIONS 1 2 10 11 12 13 14 15 16 17 18 19 20 21 22 Keep work area clean Cluttered areas and benches invite accidents Avoid dangerous environment Don t expose power tools and charger to rain Don t use power tools and charger in damp or wet locations And keep work area well lit Never use power tools and charger near flammable or explosive materials Do not use tool and charger in presence of flammable liquids or gases The appliance is not intended for use by young children or infirm persons without supervision Young children should be supervised to ensure that they do not play with the appliance All visitors should be kept safe distance from work area Store idle tools and charger When not in use tools and charger should be stored in dry high or locked up place out of reach of the children and infirm persons Store tools and charger in a place where the temperature is less than 40 C Don t forc
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8. CR18DMR 0 2100 28 mm 90 mm RACE 90 mm 90 mm 10 mm EB1820L PAH 18 V 2 0 Ah 15 FAY EB1826HL Ni MH 18 V 2 6 Ah 15 Hay EB1830HL 18 V 3 0 Ah 15 Hi 3 8 kg UC24YFA UC18YG 7 2 24 V 7 2 18 V 0 6 kg 0 3 kg CR18DMR i IF al EN RX H SE o 1 EB1820L EB1826HL EB1830HL 2 JJ 10151 10 1015 J J 2 2 11 102 3 3 12 103 4 457133 13 104 5 5 14 105 85 7 15 106 7 9 16 107 5717 8 95 SAA 17 108 5717 9 96 SAA 18 121 19 1315717 20 132 O W 9 HCS JJ HCS 10 20 BI METAL 77 6 7 8
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18. 1 el ISENE IAPWS 60mm 2 100mm 1 an gt 3 Di t ci eA 101 132 BI METAL 4 30 WEBER
19. 27 12 7 BLMETAL 311518 132 1 EERE 24 25 2 BEREHT 26 27 1 HCS 6 HCS 6 8 6 HCS 77 mm 256 256 3 5 50 70 30 2 5 15 100mm F 30mm 30mm 100mm WRA DV PEAS EAB 100 UF 3 me 8 100mm
20. JJ 1 2 101 102 103 104 105 106 131 3 107 108 1 2 101 102 103 104 105 106 131 132 5 3 107 108 1 2 4 101 102 103 104 131 132 3 5 8 105 106 107 108 RAL H 1 2 4 101 100mm 30mm 1 96 5 HCS 2 BI METAL 7 BI METAL 7 8 7 BI METAL 337 60mm MI Y 102 103 104 1 131 132 8 100mm 3 5 8 105 106 107 108 60mm 0 AS YE 100mm 2 1 60mm
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22. 2 5 NOTE No 1 No 96 HCS blades are sold separately as optional accessories 2 Selection of BI METAL blades The BI METAL blade numbers in Table 7 are described on the packages of special accessories Select appropriate blades by referring to Table 7 and 8 below Table 7 BI METAL blades Uses For cutting steel and stainless pipes less than 60 mm in outer diameter For cutting steel and stainless pipes less than 100 mm in outer diameter For cutting steel and stainless pipes less than 60 mm in outer diameter For cutting steel and stainless pipes less than 100 mm in outer diameter For cutting steel and stainless pipes less than 60 mm in outer diameter For cutting steel and stainless pipes less than 100 mm in outer diameter For cutting steel and stainless pipes less than 60 mm in outer diameter For cutting steel and stainless pipes less than 100 mm in outer diameter For cutting and roughing lumber For cutting and roughing lumber For cutting and roughing lumber NOTE Nos 101 No 132 BI METAL blades are sold separately as optional accessories 3 Selection of blades for other materials Table 8 Material to be cut Thickness mm Material quality Blade No Mild steel plate Iron plate 2 5 10 No 1 2 101 102 103 104 105 106 131 No 3 107 108 Below 3 5 Nonferrous Aluminium 5 20 metal Copper and Brass
23. No 1 2 101 102 103 104 105 106 131 132 No 3 107 108 Below 5 10 50 MAINTENANCE AND INSPECTION CAUTION Be sure to turned off the switch and remove the battery before maintenance and inspection 1 Inspecting the blade Continued use of a dull or damaged blade will result in reduced cutting efficiency and may cause overloading of the motor Replace the blade with a new one as soon as excessive 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 Fig 30 The motor employs carbon brushes which are consumable parts Since and excessively worn carbon brush can result in motor trouble replace the carbon brush with new ones when it becomes worn to or near the wear limit In addition always keep carbon brushes clean and ensure that they slide freely within the brush holders NOTE When replacing the carbon brush with a new one be sure to use the Hitachi Carbon Brush Code No 999058 5 Replacing carbon brushes Take out the carbon brush by first removing the brush cap and then hooking the protru
24. SELECTION OF BLADES To ensure maximum operating efficiency and results it is very important to select the appropriate blade best suited to the type and thickness of the material to be cut NOTE O Dimensions of the workpiece mentioned in the table represent the dimensions when the mounting position of the base is set nearest to the body of the Cordless Reciprocating Saw Caution must be exercised since dimensions of the workpiece will become smaller if the base is mounted far away from the body of the Cordless Reciprocating Saw 1 Selection of HCS blades The blade number of HCS blades in Table 6 is engraved in the vicinity of the mounting position of each blade Select appropriate blades by referring to Tables 6 and 8 below Table 6 HCS blades Thickness Uses mm For cutting steel pipe less than 100 mm in diameter 2 5 6 For cutting steel pipe less than 30 mm in diameter 2 5 6 For cutting steel pipe less than 30 mm in diameter Below 3 5 50 70 Below 30 For cutting and roughing lumber For cutting and roughing lumber For cutting vinyl chloride pipe less than 100 mm in diameter 25 15 For cutting and roughing lumber Below 100 For cutting mild steel pipe less than 100 mm in diameter when used with cut off guide 2 5 6 For cutting stainless steel pipe less than 100 mm in diameter Below 2 5 For cutting stainless steel pipe less than 30 mm in diameter Below
25. or damaged charger Using an exhausted battery will damage the charger Prior to cutting into walls ceillings or floors ensure there are no electric cables or conduits inside 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 Do not touch the blade during or immediately after operation The blade becomes very hot during operation and could cause serious burns Always hold the body handle and front cover of the power tool firmly Otherwise the counterforce produced may result in inaccurate and even dangerous operation Remove the battery from tool or place the switch in the locked or off position before making any adjustments changing accessories or storing the tools 14 SPECIFICATIONS POWER TOOL Model CR18DMR No Load Speed 0 2100 min Stroke 28 mm Capacity Mild Steel Pipe O D 90 mm Vinyl Chloride Pipe O D 9 mm Wood Depth 90 mm Mild Steel Plate Thickness 10 mm EB1820L Ni Cd battery 18 V 2 0 Ah 15 cells Rechargeable battery EB1826HL Ni MH battery 18 V 2 6 Ah 15 cells EB1830HL Ni MH battery 18 V 3 0 Ah 15 cells Weight 3 8 kg CHARGER Model UC24YFA UC18YG Charging voltage 7 2 24 V 7 2 18 V Weight 0 6 kg 0 3 kg STANDARD ACCESSORIES CR18DMR Blade No 10
26. recharge it after it has cooled for a while PRIOR TO OPERATION 1 Mounting the blade This unit employs a detachable mechanism that enables mounting and removal of saw blades without the use of a wrench or other tools 1 Turn on and off the switching trigger several times so that the lever can jump out of the front cover completely Thereafter turn off the switch and remove the battery Fig 5 CAUTION Be absolutely sure to keep the switch turned off and the battery removed to prevent any accident 2 Push the lever in the direction of the arrow mark shown in Fig 6 marked on the lever Fig 6 3 Insert the saw blade all the way into the small slit of the plunger tip with the lever pushing You can mount this blade either in the upward or downward direction Fig 7 Fig 8 4 When you release the lever the spring force will return the lever to the correct position automatically Fig 9 5 Pull the back of the saw blade two or three times by hand and check that the blade is securely mounted When pulling the blade you will know it is properly mounted if it clicks and the lever moves slightly Fig 10 CAUTION When pulling the saw blade be absolutely sure to pull it from the back Pulling other parts of the blade will result in an injury 2 Dismounting the blade 1 Turn on and off the switching trigger several times so that the lever can jump out of the front cover completely Thereafter turn off the sw
27. 3 Hexagonal bar wrench Charger UC24YFA Plastic case Standard accessories are subject to change without notice 8 No 95 Blade 17 No 108 Blade OPTIONAL ACCESSORIES sold separately 9 No 96 Blade d No deal Blade 1 Battery EB1820L EB1826HL EB1830HL 19 No 131 Blade 20 No 132 Blade O 1 9 HCS Blades HCS Highspeed Carbon Steel O 10 20 BI METAL Blades Refer to Table 6 7 and 8 for use of the blades Optional accessories are subject to change without notice APPLICATIONS 2 Blades 1 No 1 Blade 10 No 101 Blade O Cutting pipe and angle steel 2 No 2 Blade 11 No 102 Blade O Cutting various lumbers 3 No 3 Blade 12 No 103 Blade O Cutting mild steel plates aluminum plates and 4 No 4 Blade 13 No 104 Blade copper plates 5 No 5 Blade 14 No 105 Blade O Cutting synthetic resins such as phenol resin and 6 No 8 Blade 15 No 106 Blade vinyl chloride 7 No 9 Blade 16 No 107 Blade For details refer to the section entitled SELECTION OF BLADES 15 BATTERY REMOVAL INSTALLATION CAUTION Be sure to keep the switch turned off and the lock off button moved to right position lock position See Fig 17 1 Battery removal Hold the housing tightly and push the battery latches to remove the battery see Figs 1 and 2 CAUTION Never short circuit the battery 2 Battery installation Insert the battery while observing its po
28. 5x30 ung M5x12 M6x16 6001VVCMPS2L DC18V 38 40 42 608VVC2PS2L D4x20 M3x12 EB1820L EB1826HL No 103 150L 4MM UC24YFA Hitachi Koki Co Ltd 505 Code No C99140121 Printed in China
29. AUTHORIZED SERVICE CENTER CAUTION If the battery is heated due to direct sunlight etc just after operation the charger pilot lamp may not light up At that time cool the battery first then start charging 3 Disconnect the charger s power cord from the receptacle 4 Hold the charger firmly and pull out the battery NOTE After charging pull out batteries from the charger first and then keep the batteries properly Regarding electric discharge in case of new batteries etc As the internal chemical substance of new batteries and batteries that have not been used for an extended period is not activated the electric discharge might be low when using them the first and second time This is a temporary phenomenon and normal time required for recharging will be restored by recharging the batteries 2 3 times 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
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31. HITACHI Cordless Reciprocating Saw CR 18DMR HANDLING INSTRUCTIONS Read through carefully and understand these instructions before use Hitachi Koki Rechargeable battery Latch Pull out Insert Handle Push Insert Pilot lamp Hole for connecting the rechargeable battery Lever Front cover Blade Plunger slit Another blade Blade holder Machine oil Rubber Cap Blade hole Hexagonal bar wrench Base Set screw 12 mm Lock off button Free Lock Stroke Wear limit Beka ET Nail of carbon brush Te Protrusion of carbon brush 888888 B ejeje S 8 8 O S G amp amp amp 8 Jo Contact portion outside brush tube 1 2 10 11 12 13 14 15 16 IA
32. asily with the saw blade installed in reverse as illustrated in Fig 25 Fig 26 and Fig 27 Use the saw blade that is as short and thick as possible We recommend for this purpose that you use BI METAL Blade No 132 mentioned in Page 20 Table 7 Be sure to use caution during the cutting operation and observe the following procedures 1 Press the lower part or the upper part of the base against the material Pull the switch trigger while keeping the tip of the saw blade apart from the material Fig 24 Fig 25 2 Raise the handle slowly and cut in with the saw blade little by little Fig 26 Fig 27 3 Hold the body firmly until the saw blade completely cuts into the material Fig 28 Fig 29 CAUTION O Avoid plunge cutting for metallic materials This can easily damage the blade O Never pull the switch trigger while the tip of the saw blade is pressed against the material If you 19 do so the blade can easily be damaged when it collides with the material O Make absolutely sure that you cut slowly while holding the body firmly If you apply any unreasonable force to the saw blade during the cutting operation the blade can easily be damaged NOTE The use of the battery EB1826HL and EB1830HL in a cold condition below 0 degree Centigrade can sometimes result in the weakened cutting torque and reduced amount of work This however is a temporary phenomenon and returns to normal when the battery warms up
33. atteries 2 3 times 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 been 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 up green In such a case first let the battery cool then start charging When the pilot lamp flickers in red quickly at 0 2 second intervals check for and take out any foreign objects in the charger s battery installation hole If there are no foreign objects it is probable that the battery or charger is malfunctioning Take it to your authorized Service Center O Since the built in micro computer takes about 3 seconds to confirm that the battery being charged with UC24YFA is taken out wait for a minimum of 3 seconds before reinsert
34. e tool It will do the job better and safer at the rate for which it was designed Use right tool Don t force small tool or attachment to do the job of a heavy duty tool Wear proper apparel Do not wear loose clothing or jewelry They can be caught in moving parts Rubber gloves and non skid footwears are recommended when working outdoor Use eye protection with most tools Also use face or dust mask if cutting operation is dusty Don t abuse cord Never carry charger by cord or yank it to disconnect from receptacle Keep cord from heat oil and sharp edges Secure work Use clamps or a vise to hold work It s safer than using your hand and it frees both hands to operate tool Don t overreach Keep proper footing and balance at all times Maintain tools with care Keep tools sharp at all times and clean for best and safest performance Follow instructions for lubricating and changing accessories When the charger is not in use or when being maintained and inspected disconnect its power cord from the receptacle Remove chuck wrenches and wrenches Form habit of checking to see that wrenches are removed from tool before turning it on Avoid accidental starting Don t carry tool with finger on switch To avoid danger always use only the specified charger Use only genuine HITACHI replacement parts Do not use power tools for applications other than those specified in the Handling Instructions To avoid personal injury use on
35. ean it before use refer to Fig 5 O Do not remove the front cover Be sure to hold the body from the top of the front cover refer to Fig 5 O During use press the base against the material while cutting Vibration can damage the saw blade if the base is not pressed firmly against the workpiece Furthermore a tip of the saw blade can sometimes contact the inner wall of the pipe damaging the saw blade O Select a saw blade of the most appropriate length Ideally the length protruding from the base of the saw blade after subtracting the stroke quantity should be larger than the material see Fig 18 and Fig 20 If you cut a large pipe large block of wood etc that exceeds the cutting capacity of a blade there is a risk that the blade may contact with the inner wall of the pipe wood etc resulting in damage Fig 19 Fig 21 1 Switch operation 1 Lock off button The tool is equipped with a lock off button To activate the trigger lock move the button to the right position Move the button to the left to operate the tool Fig 17 Always lock the switch when carrying or storing the tool eliminate unintentional starting 18 2 Trigger switch This tool is equipped with a variable speed controlled trigger switch The tool can be turned ON or OFF by squeezing or releasing the trigger The blade plunger stroke rate can be adjusted from the minimum to maximum nameplate stroke rate by the pressure you appl
36. ing it to continue charging If the battery is reinserted within 3 seconds the battery may not be properly charged UC18YG Before using the power tool charge the battery as follows 1 Connect the charger power cord to the receptacle Connecting the power cord will turn on the charger 2 Insert the battery into the charger Insert the battery firmly while observing its direction until it contacts the bottom of the charger See Fig 4 the pilot lamp lights up CAUTION If the pilot lamp does not light up pull out the power cord from the receptacle and check the battery mounting condition 1 Regarding the temperatures of the rechargeable battery The temperatures for rechargeable batteries are as shown in Table 4 Table 4 Recharging ranges of batteries Temperatures at which the battery can be recharged 0 C 45 C Rechargeable batteries EB1820L 2 Regarding recharging time Depending on the combination of the charger and batteries the charging time will become as shown in Table 5 Table 5 Charging time At 20 C Battery ae UC18YG EB1820L Approx 50 min The pilot lamp goes off to indicate that the battery is fully charged The battery charging time becomes longer when a temperature is low or the voltage of the power source is too low When the pilot lamp does not go off even if more than 120 minutes have elapsed after starting of the charging stop the charging and contact your HITACHI
37. ing the temperatures of the rechargeable battery The temperatures for rechargeable batteries are as shown in the table 2 and batteries that have become hot should be cooled for a while before being recharged Table 2 Temperatures at which the battery can be recharged 5 C 60 C 0 C 45 C Battery type EB1820L EB1826HL EB1830HL Lights continuously ne as The battery temperature is high making recharg ing impossible 3 Regarding recharging time Depending on the type of battery the recharging time will become as shown in Table 3 Table 3 Recharging time At 20 C Battery type EB1820L EB1826HL EB1830HL NOTE The recharging time may vary according to temperature and power source voltage Recharging time Approx 50 min Approx 60 min Approx 70 min 4 Disconnect the charger s 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 16 Regarding electric discharge in case of new batteries etc As the internal chemical substance of new batteries and batteries that have not been used for an extended period is not activated the electric discharge might be short when using them the first and second time This is a temporary phenomenon and normal time required for recharging will be restored by recharging the b
38. itch and remove the battery Fig 5 CAUTION Be absolutely sure to keep the switch turned off and the battery removed to prevent any accident 2 After you have pushed the lever in the direction of the arrow mark shown in Fig 6 and secured it turn the blade so it faces downward The blade should fall out by itself If the blade doesn t fall out pull it out by hand CAUTION Never touch the saw blade immediately after use The metal is hot and can easily burn your skin WHEN THE BLADE IS BROKEN Even when the saw blade is broken and remains inside the small slit of the plunger it should fall out if you push the lever in the direction of the arrow mark and face the blade downward If it doesn t fall out itself take it out using the procedures explained below 1 If a part of the broken saw blade is sticking out of the small slit of the plunger pull out the protruding part and take the blade out 2 If the broken saw blade is hidden inside the small slit hook the broken blade using a tip of another saw blade and take it out Fig 11 MAINTENANCE AND INSPECTION OF SAW BLADE MOUNT 1 After use blow away sawdust earth sand moisture etc with air or brush them away with a brush etc to ensure that the blade mount can function smoothly 2 As shown in Fig 12 carry out lubrication around the blade holder on a periodic basis by use of cutting fluid etc NOTE Continued use of the tool w
39. ithout cleaning and lubricating the area where the saw blade is installed can result in some slack movement of the lever due to accumulated sawdust and chips Under the circumstances pull a rubber cap provided on the lever in the direction of an arrow mark as shown in Fig 13 and remove the rubber cap from the lever Then clean up the inside of the blade holder with air and the like and carry out sufficient lubrication The rubber cap can be fitted on if it is pressed firmly onto the lever At this time make certain that there exists no clearance between the blade holder and the rubber cap and furthermore ensure that the saw blade installed area can function smoothly CAUTION Do not use any saw blade with a worn out blade hole Otherwise the saw blade can come off resulting in personal injury Fig 14 3 Moving the base Loosen the set screw and move the base forward as shown in Fig 15 Fig 16 Tighten the set screw slightly ensure the base does not move back and forth and firmly tighten the set screw Ensure that the base does not contact the blade 4 Confirm that the battery is mounted correctly HOW TO USE CAUTION O Do not carry tools with your finger on the switch A sudden startup can result in an unexpected injury Be careful not to let sawdust earth moisture etc enter the inside of the machine through the plunger section during operation If sawdust and the like accumulate in the plunger section always cl
40. larities see Fig 2 CHARGING UC24YFA Before using the Cordless Reciprocating Saw charge the battery as follows Table 1 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 2 Insert the battery into the charger Firmly insert the battery into the charger till it contacts the bottom of the charger and checking the polarities as shown in Fig 3 3 Charging When inserting a battery in the charger charging will commence and the pilot lamp will light up 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 are shown in Table 1 according to the condition of the charger or the rechargeable battery Indications of the pilot lamp Blinks RED Before charging Lights for 0 5 seconds Does not light for 0 5 seconds off for 0 5 seconds While charging Lights RED Lights continuously fi FA si Blinks RED Charging complete P E a Lights for 0 5 seconds Does notlightfor 0 5 seconds off for 0 5 seconds ES Flickers RED Charging impossible Lights for 0 1 seconds Does not light for 0 1 seconds off for 0 1 seconds Malfunction in the battery or the charger Charging impossible Lights GREEN 2 Regard
41. ly the accessories or attachment recommended in these handling instructions or in the HITACHI catalog If the supply cord of this charger is damaged the charger must be returned to the HITACHI authorized service center for the cord to be replaced Let only the authorized service center do the repairing The Manufacturer will not be responsible for any damages or injuries caused by repair by the unauthorized persons or by mishandling of the tool To ensure the designed operational integrity of power tools and charger do not remove installed covers or screws Always use the charger at the voltage specified on the nameplate 24 25 26 27 28 29 30 31 Do not touch movable parts or accessories unless the battery has been removed Always charge the battery before use Never use a battery other than that specified Do not connect a usual dry cell a rechargeable battery other than that specified or a car battery to the power tool Do not use any transformer that has a booster Do not charge the battery from an engine electric generator or DC power supply Always charge indoors Because the charger and battery heat slightly during charging charge the battery in a place not exposed to direct sunlight where the humidity is low and the ventilation is good When working in a high place pay attention to the activities below to make sure there are no people below Use the exploded assembly drawing on this handling ins
42. sion of the carbon brush with a flat head screw driver etc as shown in Fig 32 When installing the carbon brush choose the direction so that the nail of the carbon brush agrees with the contact portion outside the brush tube Then push it in with a finger as illustrated in Fig 33 Lastly install the brush cap CAUTION Be absolutely sure to insert the nail of the carbon brush into the contact portion outside the brush tube You can insert whichever one of the two nails provided Caution must be exercised since any error in this operation can result in the deformed nail ofthe carbon brush and may cause motor trouble at an early stage 6 Cleaning of the outside When the Cordless Reciprocating Saw is stained wipe with a soft dry cloth or a cloth moistened with soapy water Do not use chloric solvents gasoline Phenol resin Melamine resin etc No 1 2 4 101 102 103 104 131 132 No 3 5 8 105 106 107 108 Vinyl chloride Acrylic resin etc No 1 2 4 101 102 103 104 131 132 No 3 5 8 105 106 107 108 or paint thinner as they melt plastics Storage Store the Cordless Reciprocating Saw in a place in which the temperature is less than 40 C and out of reach of children Service parts list A Item No B Code No C No Used D Remarks 20 CAUTION Repair modification and inspection of Hitachi Power Tools must be carried out by an Hitachi Au
43. thorized 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 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 21 lt oo gt 23 B 321 132 322 709 324 472 996 401 996 400 996 407 956 589 324 471 305 574 322 134 321 130 321 131 321 135 321 134 318 483 319 866 951 039 324 474 324 473 993 244 319 849 690 1ZZ 319 848 954 789 996 399 986 011 319 844 319 875 319 851 319 856 319 874 983 567 996 405 983 541 324 470 319 852 324 469 670 514 600 1VV 319 843 360 703 608 VVM 324 468 324 478 318 247 324 475 319 847 999 058 324 517 319 760 319 861 302 086 319 812 993 963 322 880 322 878 318 613 944 458 324 313 222 221220 2 2 2 22 21 0N 2 2 2 22 2 2 2 222 2 2222 23 22 gt 22 2 2 2 20 2 201 2 2 2 22 2 gt 2 201n 0 1AP 12 M5x16 M4 M4x12 M4x12 6901ZZCMPS2L M5x12 D
44. tructions only for authorized servicing If the supply cord is damaged it must be replaced by the manufacture or its service agent or a similarly qualified person in order to avoid a hazard PRECAUTIONS ON USING CORDLESS RECIPROCATING SAW 1 10 11 12 13 14 15 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 10 C The most suitable temperature for charging is that of 20 25 C Do not use the charger continuously When one charging is completed leave the charger for about 15 minutes before the next charging of battery 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
45. y to the trigger Apply more pressure to increase the speed and release pressure to decrease speed 2 Cutting metallic materials CAUTION O Press the base firmly against the workpiece O Never apply any unreasonable force to the saw blade when cutting Doing so can easily break the blade O The motor can be locked sometimes depending on the combination of the material to be cut and the blade Whenever the motor gets locked switch it off immediately 1 Fasten a workpiece firmly before operation Fig 22 2 When cutting metallic materials use proper machine oil turbine oil etc When not using liquid machine oil apply grease over the workpiece CAUTION The service life of the saw blade will be drastically shortened if you don t use machine oil 3 Cutting lumber When cutting lumber make sure that the workpiece is fastened firmly before beginning Fig 23 CAUTION O Never apply any unreasonable force to the saw blade when cutting Also remember to press the base against the lumber firmly 4 Sawing curved lines We recommend that you use the BI METAL blade mentioned in Table 7 Page 20 for the saw blade since it is tough and hardly breaks CAUTION Delay the feed speed when cutting the material into small circular arcs An unreasonably fast feed may break the blade 5 Plunge cutting With this tool you can perform plunge cutting on plywood panels and thin board materials You can carry out pocket cutting quite e
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