Makita AN922, Instruction Manual

Page 1: ...942 3 8 kg 8 4 Ibs INSTRUCTION MANUAL 4ml AN922 LJ AN942 SPECIFICATIONS I Min hose diameter I Net weight Dimensions I Nail length I Nail capacity I L x H x W Model I Air pressure Manufacturer reserves the right to change specifications without notice Note Specifications may differ from country to country WARNING For your personal safety READ and UNDERSTAND before using CAW TUECC I I C T R I I r T ...

Page 2: ... nail injury The safetyglasses should conform with the requirements of ANSI 287 1 1979 WARNING It is an employer s responsibility to enforce the useof safetyeye protectionequipment bythe tool operatorsand by other persons inthe immediate working area Wear hearing protection to protect your ears against exhaust noise and headprotection Also wear light but not loose clothing Sleevesshould be buttone...

Page 3: ...asteners when any one of the operatingcontrols isactivated 8 Do not operate the tool with any power source other than that specified in the tool _ _ operating safety instructions An improperlyfunctioning tool must not be used Sparks sometimes fly when the tool is used Do not usethe tool near volatile flammable materials such as gasoline thinner paint gas adhesives etc they will ignite and explode ...

Page 4: ... not removed Securing the trigger in the ON po sition is also very dangerous Never attempt to fasten the trigger Do not operate a tool if any portion of the tool operating controls is inoperable disconnected altered or not working properly Operate the tool within the specifiedair pressure of 4 5 8 5 kgf cm G 65 120 PSIG for safety and longer tool life Do not exceed the recom mended max operating p...

Page 5: ... injury Always check the tool for its overall condition and loose screws before operation Tighten as required Makesure all safety systems are inworking order before operation The tool must not operate if only the trigger is pulledor if only the contact arm is pressed against the wood It must work only when both actions are performed Test for pos sible faulty operationwith nails unloadedandthe push...

Page 6: ...oors roofing and the like carefully to avoid possible electrical shock gas leakage explosions etc caused by striking live wires conduits or gas pipes Livewire I Gas Use only nails specified in this manual The use of any other nails may cause malfunctionof the tool I Do not permitthose uninstructedto use the tool 6 ...

Page 7: ...anger if there is sudden jerking or catching On rooftopsand other high locations nail asyou moveforward It is easy to loseyour footing if you nailwhile inching backward When nailingagainst perpendicular surface nail from the top to the bottom You can perform nailing operations with less fatigue by doing so A nailwill be bentor the tool can becomejammed if you mistakenly nail on top of another nail...

Page 8: ...yone in the vicinity Keep hands and feet away from the ejection port area I When the air hose is connected do not carry the tool with your finger on the trigger or hand it to someone in this condition Accidental firing can be extremely dangerous Handlethe tool carefullyas there is high pressure inside the tool that can be dangerous if a crack is caused by rough handling dropping or strik ing Do no...

Page 9: ...intenance or repair 3 Before cleaning a jam 4 Before moving the tool to a new location Perform cleaning and maintenance right after finishing the job Keep the tool in tip top condi tion Lubricate moving parts to prevent rusting and minimize friction related wear Wipe off all dust from the parts When not operating the tool always lock the trigger by turning the change lever to the LOCK position Tri...

Page 10: ...horization from Makita Ask Makita s Factoryor Authorizedservicecenter for periodical inspection of the tool To maintain product SAFETY and RELIABILITY maintenanceand repairs should be performedby Makita Authorized or Factory Service Centers always using Makita replacement parts SAVE THESE INSTRUCTIONS 10 ...

Page 11: ...tion With an air pressure of 5 kgf cm2G 70 PSIG an air hose with an internal diameter of over 8 5 mm 5 16 and a length of less than 20 m 6 6 ft is recommended when the interval between each nailing is 0 5 seconds Air supply hoses shall have a minimum working pressure rating of 10 7 kgf cm2G 150 PSIG or 150 percent of the maximum pressure produced in the system whichever is higher Nailing frequency...

Page 12: ...ch the nose adapter to the contact arm see right When not in use store the nose adapter in the holder on the reverse side of the magazine to keep it from being lost Loading nailer CAUTION Holder Noseadapter 4 Contactarm 6 Noseadapter Always lock the trigger and disconnect the hose before loading the nailer Select nails suitable for your work Insert strip of nails into the magazine Pull the pusher ...

Page 13: ... 1 It will become shallower as the arrow points to higher number The depth can be changed in approx 1 0 mm 1132 increments per gradua tion If nails cannot be driven deep enough even when the arrow points to the number 1 increase the air pressure If nails are driven too deep even when the arrow pointsto the number 9 decrease the air pressure Generally speaking the tool service life will be longer w...

Page 14: ... change lever is properly set to the position for the desired nailing method 12 I Continuous nailing Change lever Trigger lock Anti dry fire mechanism This tool is equipped with an anti dry fire mechanism When there are a few nails remaining in the magazine the contact arm will be locked in the undepressed position to prevent the tool from being activated Load more nails to resume operation Jammed...

Page 15: ...d their box carefully If the nail strips have been handled roughly they may be out of shape or their connector breaks causing poor nail feed Avoid storing nails in a very humid or hot place or place exposed to direct sunlight 1s ...

Page 16: ... for its overall condition and loose screws before operation Tighten as re quired With tool disconnected make daily inspection to assure free movement of the contact element and trigger Do not use tool if the contact element or trigger sticks or binds Make sure that the trigger is locked when the change lever is set to the LOCK position f I w 16 ...

Page 17: ...nce of compressor air set and air hose After operation always drain the compressor tank and the air filter If moisture is allowed to enter the tool it may result in poor performance and possible tool failure 1 Drain cock Check regularly to see if there is sufficient pneu matic oil in the oiler of the air set Failureto main tain sufficient lubrication will cause O rings to wear quickly A i r filter...

Page 18: ...es which it may become dangerously caught on during operation Hoses must also be directed away from sharp edges and areas which may lead to damage or abrasion to the hose L To maintainproduct SAFETY and RELIABILITY maintenanceand repairsshould be performed by Makita Authorized or Factory Service Centers always using Makita replacement parts 18 ...

Page 19: ... MEMO 19 ...

Page 20: ...roperly maintained 0 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 A I 6 FITNESS FOR A SPECIFIC PURP...