AN250HC-TEAN250HC-TE, MAKITA Budowa, Instrukcje serwisowe
[ Pobierz całość w formacie PDF ]
//-->TECHNICAL INFORMATIONAN250HCPneumatic Concrete NailerW2Models No.DescriptionPRODUCTP 1/ 14LCONCEPT AND MAIN APPLICATIONSModel AN250HC is a pneumatic concrete nailer poweredby high pressure air.Drives 19 to 25mm (3/4 to 1") long plastic sheet collatedconcrete pins to fasten metal studs to concrete easily.HW1Dimensions: mm (")Length (L)295 (11-5/8)Width 1 (W1)128 (5)Width 2 (W2)88 (3-1/2)Height (H)291 (11-1/2)Width 1: with HookWidth 2: without HookPlastic sheet collated concrete pins0 degree2.5 (0.099)19, 22, 25 (3/4, 7/8, 1)3.0 (0.120)19 (3/4)100 pins1.18 - 2.26(12 - 23)2.1 (4.7)SpecificationNailNail typeNail collation angleShank diameter: Length:mm (")mm (")Magazine capacityOperating air pressure: MPa(kgf/cm2)Weight according toEPTA-Procedure 01/2003: kg (lbs)Standard equipmentHook ................................................................. 1Safety goggles ................................................... 1Oil supply (containing 30ml of turbine oil) ...... 1Nose adapter A ................................................. 2Nose adapter B ................................................. 2Plastic carrying case ......................................... 1Note:The standard equipment for the tool shown above may vary by country.OptionalaccessoriesPlastic sheet collated concrete pinsAir hoses, etc.Air leak repair setP2/14RepairCAUTION: Repair the machine in accordance with “Instruction manual” or “Safety instructions”.[1] NECESSARY REPAIRING TOOLSCode No.Description1R229 1/4” Hex shank bit for M51R230 1/4” Hex shank bit for M61R231 1/4” Hex shank bit for M81R266 Spring pin extractor 21R268 Spring pin extractor 31R291 Retaining ring S and R pliersUse forRemoving / screwing M5 Hex socket head boltRemoving / screwing M6 Hex socket head bolt from / to Top capRemoving / screwing M8 Hex socket head bolt from / to Driver guideRemoving / driving Spring pin 2 from / to Trigger and Adjuster sectionRemoving / driving Spring pin 3 from / to Trigger base sectionRemoving / installing Retaining ring R-24[2] LUBRICATIONSApply Isoflex NB52 to the following portions to protect parts and product from unusual abrasion.Fig. 1Item No. Description Item No. Description Item No. Description102O ring 18O ring 6020O-ring 65681112171856171820101102108O ring 50O ring 53O ring 67O-ring 26O ring 53O-ring 3930347779101O ring 5O ring 36O ring 9O ring 14O-ring 15104106108110111O-ring 7 (2pcs.)O-ring 12.5O ring 3O-ring 3 (2pcs.)O ring 18Note:O ring 3 is different from O-ring 3.3481041101111112301067977P314Repair[3] FASTENING TORQUETighten the bolts and screws to the following fastening torque.Note:Apply Loctite 242 or ThreeBond 1321 / 1342 to the bolts designated with hexagonal marks.Bind thread sealant tape to One touch joint H22PM designated with flag mark.Item No.13235374244639293DescriptionM6x30 Hex socket head boltM8x30 Hex socket head boltInlet capOne touch joint H22PMM5x30 Hex socket head boltM5x20 Hex socket head boltM5x22 Pan head screwM4x10 Hex socket head boltM5x12 Hex socket head boltFig. 2Top cap completeQ’ty441111111Use forFastening Top cap to Housing setFastening Driver guide to Housing setFastening to Housing setFastening to 35 Inlet capFastening Magazine, Housing set and Hook base withSleeve 5 to M5 Hex nutFastening Contact arm cover to Driver guideFastening Hook to Hook baseFastening Lock lever and Lock pin to DoorFastening Holder to Driver guideTorque (N.m)9.0 - 13.020.0 - 30.020.0 - 30.020.0 - 30.02.0 - 3.02.0 - 3.02.0 - 3.03.0 - 5.05.0 - 6.5142Sleeve 53537Magazine63HookM5 Hex nutHousing setContact armcoverHook base44Driver guide93Lock pinLock leverDriver guideHolderDoor9232P4/14Repair[4] ASSEMBLING/ DISASSEMBLING[4]-1. Head valve sectionDISASSEMBLING(1) Disassemble Top cap from Housing set as illustrated inFig. 3.Fig. 3Remove four M6x30 Hex socket head bolts from Housing set.Do not lose nine Compression springs 4.M6x30 Hex socket head bolt (4pcs.)Filter can be removed from Top cap.Rear cushion remains in Top capFilterTop capcompleteCompressionspring 4 (9pcs.)Top capgasketHead valveRemove Head valve.O-ring 6Housing setHead valve guideHousing setRemove Top cap gasket and O-ring 6.Do not lose O-ring 6.(2) Disassemble Rear cushion from Top cap as illustrated inFig. 4.Fig. 4Two holesWhile filling one of two holes of Rear cushionwith finger, blow the air into the other holewith air duster.Rear cushion rises and can be removed fromTop cap complete.Air dusterTop cap completeRear cushionASSEMBLING1) Assemble Rear cushion to Top cap.2) Put nine Compression springs 4 into holes of Top cap complete.3) Fit Head valve into Top cap complete carefully so as not to leanany Compression springs 4. (Fig.5)Fig. 5Head valveCompressionspring 4 (9pcs.)Top capcompleteP5/14Repair[4] DISASSEMBLY/ASSEMBLY[4]-2. Driver, Cylinder section (Cylinder stay, Valve seat)DISASSEMBLING(1) Driver and Cylinder section can be removed as illustrated inFig. 6.Fig. 6Disassemble Top cap section and Top cap gasket asillustrated inFig. 3.O-ring 6 is prone to be lost. Therefore, remove O-ring 6before the next step.Top cap gasketO-ring 6Valve seatCylinder stayCylinderStrike Housing set with plastic hammer.Cylinder section can be removed.DriverHead valve guideO-ring 26O ring 67O ring 53O-ring 39(2) Remove Cylinder stay and Valve seat from Cylinder as illustrated inFig. 7.Fig.7Remove Cylinder stay with slotted screwdriver,inserted into the gap between Cylinder stay and Cylinder.Valve seatValve seatCylinder stayslotted screwdriverCylinder stayDisassemble Valve seat from Cylinder staywith slotted screwdriver.slotted screwdriverCylinder(3) O rings of Cylinder section can be replaced as illustrated inFig. 8.Fig. 8O-ring 26O ring 67CylinderDriverHead valve guideO-ring 39O ring 53ASSEMBLINGTake the disassembling step in reverse. Refer toFigs. 8, 7and6. [ Pobierz całość w formacie PDF ] |
Podobne
|