HR2450T-TE, MAKITA Budowa, Instrukcje serwisowe
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//-->TECHNICAL INFORMATIONHR2450FT, HR2450T24mm (15/16") Rotary HammerLModels No.DescriptionPRODUCTP 1 / 22CONCEPTION AND MAIN APPLICATIONSThe above models are the advanced version of MAKITA'sfamous 3 -mode rotary hammer HR2450.Each new model features :WHR2450T : possible to quickly change fromthe chuck for SDS-plus to keylessDimensions : mm ( " )drill chuck mutually without any toolModel No.HR2450FTHR2450THR2450FT : equipped with built in job lightLength ( L )384 (15-1/8)in addition to HR2450T's featureHeight ( H ) 212 (8-3/8)204 (8)72 (2-13/16)Width ( W )HSpecificationVoltage (V)110120220230240Model No.No load speed : (min-1= rpm)Blows per min, :(bpm=min-1)Single blow energy ( J )Variable switchReverse switchBit shankCurrent (A)7.56.73.73.63.4Cycle (Hz)50 / 6050 / 6050 / 6050 / 6050 / 60HR2450FT0 - 1,1000 - 4,5002.7YesYesSDS plus type* 24 (15/16 )13 (1/2 )Continuous Rating (W)InputOutput780370780370780370780370780370HR2450T0 - 1,1000 - 4,5002.7YesYesSDS plus type* 24 (15/16 )13 (1/2 )32 (1-1/4 )double insulationNo** 4 (13.1)2.6 (5.7)** 2.5m (8.2 ft) for Asia** 2.0m (6.6 ft) for Australia* 25mm (1") for USA.Max. Output(W)650650650650650CapacityConcrete : mm (")Steel. : mm (")32 (1-1/4 )Wood : mm (")Protection against electric shock double insulationYesBuilt in job lightCord length : m ( ft )Net weight :Kg (lbs )** 4 (13.1)2.6 (5.7)Standard equipment* Stopper pole ........................ 1 pc. * Side grip ..................... 1 pc.* Quick change drill chuck ..... 1 pc.* Plastic carrying case ............ 1 pc.< Note > The standard equipment for the tool shown may differ from country to country.Optionalaccessories* Core bits* Dust cups 5 and 9* Center bits* Safety goggle* Core bit adaptor* Bit grease* Rod* Blow out bulb* Core bits (dry type)* Dust extractor attachment* Taper shank adaptor* Hammer service kit* Taper shank T.C.T.hammer drill bits* SDS plus hammer chuck set* SDS plus adapter* T.C.T hammer drill bits 5.5mm - 24mm(7/32" - 15/16")* Bull point 14mm (9/16")* Cold chisel 20mm (13/16")* Scaling chisels 38mm and 50mm(1-1/2" and 2")* Grooving chisels 8mm and 12mm(5/16" and 1/2")* Scraper assemblyRepair< 1 > Lubrication to the bit holder sectionApply MAKITA grease to the following portions to protect parts and product from unusual abrasion.* MAKITA grease RA No.1 to the portions designated with black triangle.* MAKITA grease FA No. 2 to the portions designated with gray triangle.* MAKITA hammer oil to the portions with white triangle.P 2 / 22PositionNo.959899104108103Parts itemCap 35StopperSteel ball 7Steel ball 6Steel ball 5.0Tool holderPortion to be lubricatedInner lip of bit inserting side.The inside where (103) tool holder contacts.Whole partWhole partWhole partThe inside where (21) tool holder guide contacts.Quick change chuck assembly108MAKITAgreaseMAKITAgrease RA No.1Amount : g(oz)1.0 (0.04)1.0 (0.04)1.0 (0.04)1.0 (0.04)1.0 (0.04)1.0 (0.04)MAKITAgrease FA No.295969798100 10110299 104 103105106107109 110111PositionNo.104108Parts itemSteel ball 6Steel ball 5.0Portion to be lubricatedWhole partWhole partQuick change drill chuck assemblyMAKITAgreaseMAKITAgrease RA No.1Amount : g(oz)1.0 (0.04)1.0 (0.04)108104105106107109 110111Repair< 2 > Lubrication to the machine partsApply MAKITA grease to the following portions to protect parts and product from unusual abrasion.* MAKITA grease RA No.1 to the portions designated with black triangle.* MAKITA grease FA No. 2 to the portions designated with gray triangle.* MAKITA hammer oil to the portions designated with white triangle.* Disulphide molybdenum alloyed grease to the portions designated with arrow.PositionNo.12131415192123262832MAKITAgreaseP 3 / 22Parts itemChange leverO ring 17Gear housingNeedle bearingSpur gear 51Tool holder guideX ring 9O ring 15O ring 9Piston cylinderPortion to be lubricatedTop of the pinsWhole portionInner portion for the mechanical partsGroove for mounting (13) O ring 17Inner ringInner portion where (21) tool holder guide contacts.Inner portion where (32) piston cylinder contacts.The portion where (49) inner housing contacts.Inner hole for reciprocating (24) impact bolt.Whole portionWhole portionAccepting hole for (34) piston jointInner portion where (30) striker reciprocates.Convex portion of camWhole of groove portionAccepting hole for (40) cam shaftThe surface where (42) helical gear 26 contacts.Convex portion of camThe portion where balls are installedTeeth portionWhole portionTeeth portionAccepting hole for (40) cam shaftAmount: g(oz)1.0 (0.04)1.0 (0.04)55 (1.91)1.0 (0.04)1.0 (0.04)1.0 (0.04)1.0 (0.04)MAKITA1.0 (0.04)grease RA No.11.0 (0.04)1.0 (0.04)1.0 (0.04)1.0 (0.04)1.0 (0.04)1.0 (0.04)Disulfide molyb-denum alloyed 0.5 (0.02)grease1.0 (0.04)1.0 (0.04)1.0 (0.04)4.0 (0.14)39Clutch cam41Swash bearing 10MAKITAgrease FA No.2424880Helical gear 26O ring 68Spur gear 10MAKITA1.0 (0.04)hammer oil XLDMAKITAgrease RA No.11.0 (0.04)1.0 (0.04)13121415301932213422 23 934824 25 26 272829803940414249RepairP 4 / 22< 3 > Assembling quick change chuck(1) Mount torsion spring 31 by inserting pin of torsion spring 31 into the hole of tool holder and mount 2 pcs. ofsteel ball 6.0 to tool holder. See Fig. 1.Torsion spring 31Long pin of torsion spring 31Tool holderShort Pin oftorsion spring 31Steel ball 6.0Long Pin oftorsion spring 31Coat the steel ball 6.0 with MAKITA grease N No.1,before mounting.Now the steel ball sticks on the hole of tool holder.Fig. 1(2) Mount change ring to the inside of change cover while aligning the hole of change ring with the hole ofchange cover. See Fig. 2.Change ringHoles for pin of torsion spring 31Change coverChange ringChange coverFig. 2(3) Mount tool holder to change cover by passing the long pin of torsion spring 31 through the holes of change ringand change cover. And turn the tool holder approx. by 75°. See Fig. 3.Long pin oftorsion spring 31The hole of change ringaligned with the hole ofchange coverApprox. 75°Fig. 3Repair(4) Mount steel ball 5.0 to the space between change cover and tool holder. And secure the steel ball 5.0with leaf spring. See Fig. 4.(5) Mount flat washer 24. See Fig. 5.(6) Secure flat washer 24 with ring spring 21. See Fig. 6.Steel ball 5.0Flat washer 24Flat washer 24P 5 / 22Leaf springFig. 4If it is difficult to mountleaf spring with your hand,mount it with "retainingring plier for shaft."Leaf springFig. 5Fig. 6Ring spring 21(7) Mount flat washer 2. And then mount steel ball 7.0 to the hole of tool holder. See Fig. 7.Coat the steel ball 7.0 with MAKITA grease N No.1, before mounting.Now the steel ball sticks on the hole of tool holder.(8) Mount conical compression spring 21-29, guide washer and stopper. See Fig. 8.(9) Mount chuck cover. See Fig. 9.(10) While sliding the chuck cover in the direction designated with arrow, mount ring spring 19. See Fig. 10.Now the parts mounted in Fig. 7, Fig. 8 and Fig.9 have been secured with the ring spring 19.(11) Mount cap 35 as illustrated in Fig. 11.StopperGuide washerChuck coverSlide chuckcover.Flat washer 21Cap 35Steel ball 7.0Fig. 7Conicalcompressionspring 21-29Fig. 8Ring spring 19Fig. 11Fig. 9Fig. 10< 4 > Disassembling quick change chuck(1) Remove cap 35 while sliding chuck cover in the direction designated with arrow. See Fig. 12.(2) Remove ring spring 19, keeping the chuck cover in the slid position. See Fig. 12.(3) Remove chuck cover, stopper, guide washer, conical compression spring 21-29. See Fig. 13.(4) Remove steel ball 7.0 and flat washer 21. See Fig. 14.Ring spring 19StopperGuide washerFlat washer 21Chuck coverCap 35Chuck coverFig. 12Conicalcompressionspring 21-29Fig. 13Steel ball 7.0Fig. 14 [ Pobierz całość w formacie PDF ]
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//-->TECHNICAL INFORMATIONHR2450FT, HR2450T24mm (15/16") Rotary HammerLModels No.DescriptionPRODUCTP 1 / 22CONCEPTION AND MAIN APPLICATIONSThe above models are the advanced version of MAKITA'sfamous 3 -mode rotary hammer HR2450.Each new model features :WHR2450T : possible to quickly change fromthe chuck for SDS-plus to keylessDimensions : mm ( " )drill chuck mutually without any toolModel No.HR2450FTHR2450THR2450FT : equipped with built in job lightLength ( L )384 (15-1/8)in addition to HR2450T's featureHeight ( H ) 212 (8-3/8)204 (8)72 (2-13/16)Width ( W )HSpecificationVoltage (V)110120220230240Model No.No load speed : (min-1= rpm)Blows per min, :(bpm=min-1)Single blow energy ( J )Variable switchReverse switchBit shankCurrent (A)7.56.73.73.63.4Cycle (Hz)50 / 6050 / 6050 / 6050 / 6050 / 60HR2450FT0 - 1,1000 - 4,5002.7YesYesSDS plus type* 24 (15/16 )13 (1/2 )Continuous Rating (W)InputOutput780370780370780370780370780370HR2450T0 - 1,1000 - 4,5002.7YesYesSDS plus type* 24 (15/16 )13 (1/2 )32 (1-1/4 )double insulationNo** 4 (13.1)2.6 (5.7)** 2.5m (8.2 ft) for Asia** 2.0m (6.6 ft) for Australia* 25mm (1") for USA.Max. Output(W)650650650650650CapacityConcrete : mm (")Steel. : mm (")32 (1-1/4 )Wood : mm (")Protection against electric shock double insulationYesBuilt in job lightCord length : m ( ft )Net weight :Kg (lbs )** 4 (13.1)2.6 (5.7)Standard equipment* Stopper pole ........................ 1 pc. * Side grip ..................... 1 pc.* Quick change drill chuck ..... 1 pc.* Plastic carrying case ............ 1 pc.< Note > The standard equipment for the tool shown may differ from country to country.Optionalaccessories* Core bits* Dust cups 5 and 9* Center bits* Safety goggle* Core bit adaptor* Bit grease* Rod* Blow out bulb* Core bits (dry type)* Dust extractor attachment* Taper shank adaptor* Hammer service kit* Taper shank T.C.T.hammer drill bits* SDS plus hammer chuck set* SDS plus adapter* T.C.T hammer drill bits 5.5mm - 24mm(7/32" - 15/16")* Bull point 14mm (9/16")* Cold chisel 20mm (13/16")* Scaling chisels 38mm and 50mm(1-1/2" and 2")* Grooving chisels 8mm and 12mm(5/16" and 1/2")* Scraper assemblyRepair< 1 > Lubrication to the bit holder sectionApply MAKITA grease to the following portions to protect parts and product from unusual abrasion.* MAKITA grease RA No.1 to the portions designated with black triangle.* MAKITA grease FA No. 2 to the portions designated with gray triangle.* MAKITA hammer oil to the portions with white triangle.P 2 / 22PositionNo.959899104108103Parts itemCap 35StopperSteel ball 7Steel ball 6Steel ball 5.0Tool holderPortion to be lubricatedInner lip of bit inserting side.The inside where (103) tool holder contacts.Whole partWhole partWhole partThe inside where (21) tool holder guide contacts.Quick change chuck assembly108MAKITAgreaseMAKITAgrease RA No.1Amount : g(oz)1.0 (0.04)1.0 (0.04)1.0 (0.04)1.0 (0.04)1.0 (0.04)1.0 (0.04)MAKITAgrease FA No.295969798100 10110299 104 103105106107109 110111PositionNo.104108Parts itemSteel ball 6Steel ball 5.0Portion to be lubricatedWhole partWhole partQuick change drill chuck assemblyMAKITAgreaseMAKITAgrease RA No.1Amount : g(oz)1.0 (0.04)1.0 (0.04)108104105106107109 110111Repair< 2 > Lubrication to the machine partsApply MAKITA grease to the following portions to protect parts and product from unusual abrasion.* MAKITA grease RA No.1 to the portions designated with black triangle.* MAKITA grease FA No. 2 to the portions designated with gray triangle.* MAKITA hammer oil to the portions designated with white triangle.* Disulphide molybdenum alloyed grease to the portions designated with arrow.PositionNo.12131415192123262832MAKITAgreaseP 3 / 22Parts itemChange leverO ring 17Gear housingNeedle bearingSpur gear 51Tool holder guideX ring 9O ring 15O ring 9Piston cylinderPortion to be lubricatedTop of the pinsWhole portionInner portion for the mechanical partsGroove for mounting (13) O ring 17Inner ringInner portion where (21) tool holder guide contacts.Inner portion where (32) piston cylinder contacts.The portion where (49) inner housing contacts.Inner hole for reciprocating (24) impact bolt.Whole portionWhole portionAccepting hole for (34) piston jointInner portion where (30) striker reciprocates.Convex portion of camWhole of groove portionAccepting hole for (40) cam shaftThe surface where (42) helical gear 26 contacts.Convex portion of camThe portion where balls are installedTeeth portionWhole portionTeeth portionAccepting hole for (40) cam shaftAmount: g(oz)1.0 (0.04)1.0 (0.04)55 (1.91)1.0 (0.04)1.0 (0.04)1.0 (0.04)1.0 (0.04)MAKITA1.0 (0.04)grease RA No.11.0 (0.04)1.0 (0.04)1.0 (0.04)1.0 (0.04)1.0 (0.04)1.0 (0.04)Disulfide molyb-denum alloyed 0.5 (0.02)grease1.0 (0.04)1.0 (0.04)1.0 (0.04)4.0 (0.14)39Clutch cam41Swash bearing 10MAKITAgrease FA No.2424880Helical gear 26O ring 68Spur gear 10MAKITA1.0 (0.04)hammer oil XLDMAKITAgrease RA No.11.0 (0.04)1.0 (0.04)13121415301932213422 23 934824 25 26 272829803940414249RepairP 4 / 22< 3 > Assembling quick change chuck(1) Mount torsion spring 31 by inserting pin of torsion spring 31 into the hole of tool holder and mount 2 pcs. ofsteel ball 6.0 to tool holder. See Fig. 1.Torsion spring 31Long pin of torsion spring 31Tool holderShort Pin oftorsion spring 31Steel ball 6.0Long Pin oftorsion spring 31Coat the steel ball 6.0 with MAKITA grease N No.1,before mounting.Now the steel ball sticks on the hole of tool holder.Fig. 1(2) Mount change ring to the inside of change cover while aligning the hole of change ring with the hole ofchange cover. See Fig. 2.Change ringHoles for pin of torsion spring 31Change coverChange ringChange coverFig. 2(3) Mount tool holder to change cover by passing the long pin of torsion spring 31 through the holes of change ringand change cover. And turn the tool holder approx. by 75°. See Fig. 3.Long pin oftorsion spring 31The hole of change ringaligned with the hole ofchange coverApprox. 75°Fig. 3Repair(4) Mount steel ball 5.0 to the space between change cover and tool holder. And secure the steel ball 5.0with leaf spring. See Fig. 4.(5) Mount flat washer 24. See Fig. 5.(6) Secure flat washer 24 with ring spring 21. See Fig. 6.Steel ball 5.0Flat washer 24Flat washer 24P 5 / 22Leaf springFig. 4If it is difficult to mountleaf spring with your hand,mount it with "retainingring plier for shaft."Leaf springFig. 5Fig. 6Ring spring 21(7) Mount flat washer 2. And then mount steel ball 7.0 to the hole of tool holder. See Fig. 7.Coat the steel ball 7.0 with MAKITA grease N No.1, before mounting.Now the steel ball sticks on the hole of tool holder.(8) Mount conical compression spring 21-29, guide washer and stopper. See Fig. 8.(9) Mount chuck cover. See Fig. 9.(10) While sliding the chuck cover in the direction designated with arrow, mount ring spring 19. See Fig. 10.Now the parts mounted in Fig. 7, Fig. 8 and Fig.9 have been secured with the ring spring 19.(11) Mount cap 35 as illustrated in Fig. 11.StopperGuide washerChuck coverSlide chuckcover.Flat washer 21Cap 35Steel ball 7.0Fig. 7Conicalcompressionspring 21-29Fig. 8Ring spring 19Fig. 11Fig. 9Fig. 10< 4 > Disassembling quick change chuck(1) Remove cap 35 while sliding chuck cover in the direction designated with arrow. See Fig. 12.(2) Remove ring spring 19, keeping the chuck cover in the slid position. See Fig. 12.(3) Remove chuck cover, stopper, guide washer, conical compression spring 21-29. See Fig. 13.(4) Remove steel ball 7.0 and flat washer 21. See Fig. 14.Ring spring 19StopperGuide washerFlat washer 21Chuck coverCap 35Chuck coverFig. 12Conicalcompressionspring 21-29Fig. 13Steel ball 7.0Fig. 14 [ Pobierz całość w formacie PDF ]