Makita 6912D User's Manual
Contents
1. f ANMAKLLC Cordless Ratchet Wrench With 3 8 Square Drive Socket Adapter MODEL 6912D MODEL 6912DW With Fast Charger INSTRUCTION MANUAL SPECIFICATIONS Capacities No lgaa Spoeg Tightening torque Overall length Net weight Bolt size IRENI 12 mm 1 2 400 38 kg cm 2 7 ft Ibs 322 mm 12 11 16 0 85 kg 1 9 Ibs e Battery Cartridge 7000 Modet DC7100 Fast Charger java ac ony BO He 60 TEF Manufacturer reserves the right to change specifications without notice Note Specifications may differ from country to country IMPORTANT SAFETY INSTRUCTIONS For All Tools WARNING WHEN USING ELECTRIC TOOLS BASIC SAFE TY PRECAUTIONS SHOULD ALWAYS BE FOLLOWED TO REDUCE THE RISK OF FIRE ELECTRIC SHOCK AND PER SONAL INJURY INCLUDING THE FOLLOWING 10 11 12 13 READ ALL INSTRUCTIONS 1 2 KEEP WORK AREA CLEAN Cluttered areas and benches invite injuries CONSIDER WORK AREA ENVIRONMENT Don t use power tools in damp or wet locations Keep work area well lit Don t expose power tools to rain Don t use tool in presence of flammable liquids or gases KEEP CHILDREN AWAY All visitors should be kept away from work area Don t let visitors contact tool or extension cord STORE IDLE TOOLS When not in use tools should be stored in dry and high or locked up place out of reach of children DON T FORCE TOOL It will do the job better2. a container with other metal objects such as nails coins etc 3 Do not expose battery cartridge to water or rain Do not store the tool and Battery Cartridge in locations where the tempera ture may reach or exceed 50 C 122 F Do not incinerate the Battery Cartridge even if it is severely damaged or is completely worn out The battery cartridge can explode in a fire ADDITIONAL SAFETY RULES Be aware that this tool is always in an operating condition because it does not have to be plugged into an electrical outlet Don t use or leave the tool in damp or wet locations Don t use in rain Check the socket carefully for cracks or damage before operation To prevent bolts or nuts from being damaged do not overtighten them SAVE THESE INSTRUCTIONS Installing or removing battery cartridge e Always switch off the tool before insertion or removal of the battery cartridge e To remove the battery cartridge pull out the set plate on the tool and grasp both a 2 Setilats sides of the cartridge while withdrawing it from the barrel us Ot ata e Battery cartridge e To insert the battery cartridge align the tongue on the battery cartridge with the groove in the housing and slip it into place Snap the set plate back into place Be sure to close the set plate fully before using the tool e Do not use force when inserting the battery cartridge If the cartridge does not slide in easily it is n
3. and safer at the rate for which it was intended USE RIGHT TOOL Don t force small tool or attachment to do the job of a heavy duty tool Don t use tool for purpose not intended DRESS PROPERLY Don t wear loose clothing or jewelry They can be caught in moving parts Rubber gloves and non skid footwear are recommended when working outdoors Wear protective hair covering to contain long hair USE SAFETY GLASSES Also use face or dust mask if cutting operation is dusty DON T ABUSE CORD Never carry tool 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 and clean for better and safer performance Follow instructions for lubricating and changing acces sories Inspect tool cords periodically and if damaged have repaired by autho rized service facility Inspect extension cords periodically and replace if damaged Keep handles dry clean and free from oil and grease DISCONNECT TOOLS When not in use before servicing and when chang ing accessories such as blades bits cutters 14 15 16 17 18 19 20 REMOVE ADJUSTING KEYS AND WRENCHES Form habit of checking to see that keys and adjusting wrenches are removed from tool be
4. battery cartridge fully after discharging it almost completely a couple of times e If you wish to charge two battery cartridges allow 15 minutes between chargings on the fast charger 6 Installing socket adapter When you wish to use a smaller size socket install the socket adapter To install it insert the socket adapter into the socket in the tool making sure that the tightening direction matches the arrow on the tool To loosen the nut or bolt turn the tool over upside down and insert the socket adapter into the socket in the tool Socket _ Socket adapter Switch action To start the tool simply depress the switch lever Release the switch lever to stop Switch lever CAUTION Before inserting the battery cartridge into the tool always check to see that the switch dever actuates properly and returns to the OFF position when released Operation 1 Motor driven semi tightening operation Make sure that the tightening direction matches the arrow on the tool Hold the tool by the grip area and place the socket over the nut or bolt Turn the tool on and continue to tighten until the torque limiter actuates then turn the tool off Grip CAUTION When operating the tool be sure to place the socket over the nut or bolt securely 2 Final manual tightening operation Standard Tightening Socket After turning the tool off perform the bolt size torque size final manual tightening operati
5. Collar 4 1 Name Plate 24 1 Switch 5 2 Hex Socket Head Bolt M4x25 With Washer 25 1 Torsion Spring 5 6 2 Flat Washer 4 26 1 Spring Pawi 7 1 Housing R 27 1 Torsion Spring 7 8 1 Set Piate 28 1 Sleeve 4 9 1 Switch Lever 29 1 Ratchet Pawi 10 j Compression Spring 6 30 1 Ratchet Holder 11 1 Motor 31 1 Socket 21 12 1 Spur Gear 17 32 1 Ring Spring 18 13 1 Fiat Washer 15 33 1 Pin 4 14 1 Internal Gear 49 34 1 Compression Spring 2 4 15 3 Spur Gear 16 35 1 Steel Ball 3 5 16 3 Pin 3 36 1 Housing L 17 1 Clutch Cam 37 4 Hex Nut M4 18 1 Spindle 38 1 Sub Housing L 19 1 Steel Ball 3 5 39 2 Hex Nut M4 20 1 Flat Washer 10 40 2 Spring Washer 4 Note The switch and other part specifications may differ from country to Country MAKITA LIMITED ONE YEAR WARRANTY Warranty Policy Every Makita tool is thoroughly inspected and tested before leaving the factory It is warranted to be free of defects from workmanship and materials for the period of ONE YEAR from the date of original purchase Should any trouble develop during this one year period return the COMPLETE tool freight prepaid to one of Makita s Factory or Authorized Service Centers If inspection shows the trouble is caused by defective workmanship or material Makita will repair or at our option replace without charge This Warranty does not apply where repairs have been made or attempted by others repairs are required because of normal wear and tear The tool has been abused misu
6. fore turning it on AVOID UNINTENTIONAL STARTING Don t carry plugged in tool with finger on switch Be sure switch is OFF when plugging in OUTDOOR USE EXTENSION CORDS When tool is used outdoors use only extension cords intended for use outdoors and so marked STAY ALERT Watch what you are doing use common sense Don t operate tool when you are tired CHECK DAMAGED PARTS Before further use of the tool a guard or other part that is damaged should be carefully checked to determine that it will operate properly and perform its intended function Check for alignment of moving parts binding of moving parts breakage of parts mounting and any other conditions that may affect its operation A guard or other part that is damaged should be properly repaired or replaced by an authorized serv ice center unless otherwise indicated elsewhere in this instruction manual Have defective switches replaced by authorized service center Don t use tool if switch does not turn it on and off GUARD AGAINST ELECTRIC SHOCK Prevent body contact with grounded surfaces For example pipes radiators ranges refrigerator enclosures REPLACEMENT PARTS When servicing use only identical replacement parts VOLTAGE WARNING Before connecting the tool to a power source receptacle outlet etc be sure the voltage supplied is the same as that specified on the nameplate of the tool A power source with voltage greater than that specified for the tool can re
7. ition and c That wire size is at least as large as the one specified in the table below TABLE 1 RECOMMENDED MINIMUM AWG SIZE FOR EXTENSION CORDS FOR BATTERY CHARGERS Length of Cord Feet 25 50 100 150 AWG Size of Cord 18 1 18 16 Do not operate charger with damaged cord or plug replace them im mediately Do not operate charger if it has received a sharp blow been dropped or other wise damaged in any way take it to a qualified serviceman Do not disassemble charger or battery cartridge take it to a qualified serviceman when service or repair is required Incorrect reassembly may result in a risk of electric shock or fire To reduce risk of electric shock unplug charger from outlet before attempt ing any maintenance or cleaning Turning off controls will not reduce this risk GAUN ADDITIONAL SAFETY RULES FOR CHARGER amp BATTERY CARTRIDGE Do not charge Battery Cartridge when temperature is BELOW 10 C 50 F or ABOVE 40 C 104 F Do not attempt to use a step up transformer an engine generator or DC power receptacle Do not allow anything to cover or clog the charger vents Always cover the battery terminals with the battery cover when the battery cartridge is not used A battery short can cause a large current flow overheating possible burns and even a breakdown 1 Do not touch the terminals with any conductive material 2 Avoid storing battery cartridge in
8. on by M8 115 kg cm i Leah 8 3 ft Ibs 13 mm pulling on the tool grip in tne same 230 kg cm tightening direction bi 16 6 ft Ibs temm The maximum size of standard bolts 400 kg cm M12 28 9 ft Ibs 19 mm that can be tightened with this tool is oS Ee 1 2 socket size 13 16 Refer to the 5 16 A p ibs Ne table for the correct tightening torque ie fee ke vem ee and check the torque with a torque 13 4 ft Ibs wrench i 296 kg cm es Tere 21 4 ft Ibs 3 4 if 439 kg cm is CAUTION e When performing the final manual tightening operation be sure to hold the grip area of the tool e Avoid the following abusive techniques They can cause the nut or bolt to break as well as cause tool damage Gripping toward the end of the tool It Stepping on the tool III Strongly applying your weight to the tool IV Attaching a pipe or bar to the end of the tool to create more force on the tool e During final tightening if your hand does not feel an increasing force on the nut or bolt as you pull the nut or bolt may already be tightened excessively The nut or bolt may be very close to breaking Replace the nut or bolt with a new one 3 Loosening operation To loosen the nut or bolt turn the tool over upside down Loosen the nut or bolt by pulling on the tool grip manually in the loosening direction Then turn the tool on to quickly and efficiently remove the nut or bolt MAINTENANCE CAUTION Al
9. ot being inserted correctly Charging Plug the fast charger into your power source Insert the battery cartridge so that the plus and minus terminals on the bat Heatin tery cartridge are on the same sides as their Ta respective markings on the fast charger Insert the cartridge fully into the port so that it rests on the charger port floor The charging light will come on and charg ing will begin If the charging tight does not come on press the reset button If the charging light goes out within 10 seconds even after pressing the reset button a mal couple of times the battery cartridge is dead CAUTION Wait for more than 5 secon after the charging light goes out to press the reset button again Replace it with a new one When the charging light goes out after about one hour you may remove the fully charged battery cartridge After charging unplug the charger from the power source Charging light CAUTION e Your new battery cartridge is not charged You will need to charge it before use elf you try to charge a cartridge from a just operated tool sometimes the charging tight will not come on If this occurs let the cartridge cool off for a while Then re insert it and try to charge it once more eWhen you charge a new battery cartridge or a battery cartridge which has not been used for a long period it may not accept a full charge This is a normal condition and does not indicate a problem You can recharge the
10. sed or improperly maintained e alterations have been made to the tool IN NO EVENT SHALL MAKITA BE LIABLE FOR ANY INDIRECT INCIDENTAL OR CON SEQUENTIAL DAMAGES FROM THE SALE OR USE OF THE PRODUCT THIS DISCLAIMER APPLIES BOTH DURING AND AFTER THE TERM OF THIS WARRANTY MAKITA DISCLAIMS LIABILITY FOR ANY IMPLIED WARRANTIES INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A SPECIFIC PURPOSE AFTER THE ONE YEAR TERM OF THIS WARRANTY This Warranty gives you specific legal rights and you may also have other rights which vary from state to state Some states do not allow the exclusion or limitation of incidental or consequential damages so the above limitation or exclusion may not apply to you Some states do not allow limitation on how long an implied warranty lasts so the above limitation may not apply to you Makita Corporation 3 11 8 Sumiyoshi cho Anjo Aichi 446 Japan 883549D065 PRINTED IN JAPAN 1992 5 N
11. sult in SERIOUS INJURY to the user as well as damage to the tool If in doubt DO NOT PLUG IN THE TOOL Using a power source with voltage less than the nameplate rating is harmful to the motor IMPORTANT SAFETY INSTRUCTIONS 10 11 12 SAVE THESE INSTRUCTIONS This manual contains important safety and operating instructions for battery charger Before using battery charger read all instructions and cautionary markings on 1 battery charger 2 battery and 3 product using battery CAUTION To reduce risk of injury charge only MAKITA Battery 7000 Other types of batteries may burst causing personal injury and damage Do not expose charger to rain or snow Use of an attachment not recommended or sold by the battery charger manufacturer may result in a risk of fire electric shock or injury to persons To reduce risk of damage to electric plug and cord pull by plug rather than cord when disconnecting charger Make sure cord is located so that it will not be stepped on tripped over or otherwise subjected to damage or stress An extension cord should not be used unless absolutely necessary Use of improper extension cord could result in a risk of fire and electric shock If extension cord must be used make sure a That pins on plug of extension cord are the same number size and shape as those of plug on charger b That extension cord is properly wired and in good electrical cond
12. ways be sure that the tool is switched off and the battery cartridge is removed before attempting to perform inspection or maintenance To maintain product SAFETY and RELIABILITY repairs maintenance or adjustment should be performed by Makita Authorized or Factory Service Centers always using Makita replacement parts ACCESSORIES CAUTION These accessories or attachments are recommended for use with your Makita tool specified in this manua The use of any other accessories or attachments might present a risk of injury to persons The accessories or attachments should be used only in the Proper and intended manner e Fast charger Model DC7100 Part No 113086 6 e Charger 12V for car Model DC7112 Part No 113109 0 Socket adapter 9 5 Square drive size 3 8 Part No 785404 4 10 Battery cartridge 7000 Part No 632002 4 e Battery cover Part No 414938 7 e Socket adapter 12 7 Square drive size 1 2 Part No 785403 6 Battery holster Holster holds extra battery Part No 823033 3C June 26 86 EN CORDLESS RATCHET WRENCH Model 6912D 5 Type Note The switch and other part configurations may differ from country to country MODEL 6912D June 26 86 EN ITEM sep DESCRIPTION ITEM NO DESCRIPTION MACHINE MACHINE 1 2 Hex Socket Head Bolt M4x18 21 1 Needle Bearing 1015 2 1 Sub Housing R 22 1 Battery Holder 3 2 Hex Socket Head Bolt M4x25 With Washer 23 1
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