Test知识资料Plan知识资料知识资料Circular知识资料Saw

千里之行，始于足下朽木易折，金石可镂Word-可编辑QualityAcceptanceTestPlanBoschMPPCircularSawToolCatalog#:1672,1674Date: April17,2003TTR#: 0XX 0XXRevision:EItemsforTest: Bosch1672MPPCircularSaw(CS10)Bosch1674MPPCircularSaw(CS20)RoughCutBlade–24TMarathon14030(Industrystd–0.067kerf)ThickBlade(XXXX).120kerfSmoothCutBlade–40TFreudTK303PurposeofTest: TodetermineiftheBoschMPPCircularSawswillperformtotherequirementsofthedesignbook.ApprovalSignaturesandDate:TableofContents1.0 CompetitiveTests兼容测试SEP1Function功能Performance性能Ergonomics人机QualityandLife质量和寿命EnvironmentalImpact环境影响Accessory附件SEP2Function功能Performance性能Ergonomics人机QualityandLife质量和寿命EnvironmentalImpact环境影响Accessory附件SEP3Function功能Performance性能Ergonomics人机QualityandLife质量和寿命EnvironmentalImpact环境影响Accessory附件2.0 DevelopmentalTests2.1 ToolWeightTest工具分量2.2 OverLoadTest过载2.3 AirFlowMeasurement,CgETL-106空气流量2.4 CompleteTemperatureRise,UL-CSA745CHETL-143温升2.5 FootFlatness底板平面2.6 RipFence圆锯防护3.0 QualificationTests3.1Environmental环境3.1.1 HumidityTest湿度实验3.1.2 NylonBearingPlateThermalDropTest尼龙轴承垫高低温跌落实验3.1.3 NylonBearingPlateHeatingandCyclingTest尼龙垫热循环3.2Endurance耐久3.2.1 EnduranceTest耐久3.2.2 MotorTortureTest,CgETL-1053.2.3 JamTest堵转3.2.4 LowerGuardEnduranceTest–Cg-ETL-127护罩耐久3.2.5 LowerGuardImpactTest护罩冲击3.3RegulatoryAgencyTest3.3.1 CordPlugAdhesionTest,CgETL-134电线插头粘附3.3.2 CordFlex,UL-745–Cg-ETL101电线弯曲3.3.3 MisuseAbuseCordFlex–Cg-ETL-1003.3.4 CordPull,UL-745–CgETL149电线拉伸实验3.3.5 AC(&HighVoltage3.3.6 SwitchTeaseTest,CHETL-1543.3.7 MotorPerformanceforhighvoltageUniversalMotors,CHETL-1613.3.8 S-B1MeterDropCg-ETL-1203.3.9 TemperatureRise,UL–CSA–745–CHETL1523.3.10 MotorBurnout,ULCSA–745-Cg-ETL1253.3.11 No-LoadEndurance,48HourRotating–Cg-ETL1083.3.12 LowerGuardTest,UL-7452-518.1033.4PracticalUse实用3.4.1 HandUse手3.4.2 DirectConnectPull3.4.3 SpindleLockBrake3.4.4 SpindleLockDurability3.4.5 SawHook3.4.6 BevelAdjustment3.4.7 DepthAdjustment3.4.8 AdjustmentLever3.4.9 WrenchPullOut3.4.10 Anti-Splinter3.4.11 PlugRetentionSystem3.5InformationalandAudit3.5.1 NoLoadSoundPower,CgETL-1033.5.2 NoLoadHand-ArmVibration,CgETL-1283.5.3 SpeedofCutPerformance3.5.4 S-B2MeterDropTestCgETL-1213.5.5 SoftGripAdherenceTest3.5.6 OutputShaftEndplayTest3.5.7 AccuracyofDepthControlDetents3.5.8 AccuracyofBevelControlDetents3.5.9 ClutchSlipTest3.5.10 AccuracyofLineofCutIndicator3.5.11 LiftLeverStrength

1.0 CompetitiveTestingSEP1Function功能LineofSight视觉Followingoflineofcut(linetracking)切割时的视觉追踪Accuracyofbevel45°,90°倾斜精度Openingoflowerguardduringcutting切割过程中打开旋转护罩Capacityofcuttingdepth(90and45)切割深度Bladechange更换锯片ElectronicEFCCapacityofcuttingbevel倾斜切割能力Qualityofcut切割质量Performance性能Easeofcut(gang5/8”plywood)轻巧切割（切割15MM厚夹板）Workprogressinplywood切割夹板过程良好WorkProgressinpine切割松木过程良好WorkprogressinOak切割橡木过程良好Inputpower输入功率Quickstopbrake紧张制动Ergonomics人机工程Weight分量Toolbalance平衡性Handle/Auxiliaryhandle/switchergonomics手柄/辅助手柄/开关的人机工程Cord/EndplugmanagementRemoteliftlever调节杆Beveladjustment斜度调节Depthadjustment深度调节RipfenceadjustmentQualityandLife质量和寿命Durability耐久性Serviceability适用性Appearance(fitandfinish)外观Environmentalimpact环境影响Noise/Sound噪音Dust/Debrismanagement粉尘/碎片处理Vibration振动Accessory附件Includedaccessory包含的附件SEP2Function功能LineofSight视觉Followingoflineofcut(linetracking)切割时的视觉追踪Accuracyofbevel45°,90°倾斜精度Openingoflowerguardduringcutting切割过程中打开旋转护罩Capacityofcuttingdepth(90and45)切割深度Bladechange更换锯片ElectronicEFCCapacityofcuttingbevel倾斜切割能力Qualityofcut切割质量Performance性能Easeofcut(gang5/8”plywood)轻巧切割（切割15MM厚夹板）Workprogressinplywood切割夹板过程良好WorkProgressinpine切割松木过程良好WorkprogressinOak切割橡木过程良好Inputpower输入功率Quickstopbrake紧张制动Ergonomics人机工程Weight分量Toolbalance平衡性Handle/Auxiliaryhandle/switchergonomics手柄/辅助手柄/开关的人机工程Cord/EndplugmanagementRemoteliftlever调节杆Beveladjustment斜度调节Depthadjustment深度调节RipfenceadjustmentQualityandLife质量和寿命Durability耐久性Serviceability适用性Appearance(fitandfinish))外观Environmentalimpact环境影响Noise/Sound噪音Dust/Debrismanagement粉尘/碎片处理Vibration振动Accessory附件Includedaccessory包含的附件SEP3Function功能LineofSight视觉Followingoflineofcut(linetracking)切割时的视觉追踪Accuracyofbevel45°,90°倾斜精度Openingoflowerguardduringcutting切割过程中打开旋转护罩Capacityofcuttingdepth(90and45)切割深度Bladechange更换锯片ElectronicEFCCapacityofcuttingbevel倾斜切割能力Qualityofcut切割质量Performance性能Easeofcut(gang5/8”plywood)轻巧切割（切割15MM厚夹板）Workprogressinplywood切割夹板过程良好WorkProgressinpine切割松木过程良好WorkprogressinOak切割橡木过程良好Inputpower输入功率Quickstopbrake紧张制动Ergonomics人机工程Weight分量Toolbalance平衡性Handle/Auxiliaryhandle/switchergonomics手柄/辅助手柄/开关的人机工程Cord/Endplugmanagement电线Remoteliftlever调节杆Beveladjustment斜度调节Depthadjustment深度调节RipfenceadjustmentQualityandLife质量和寿命Durability耐久性Serviceability适用性Appearance(fitandfinish))外观Environmentalimpact环境影响Noise/Sound噪音Dust/Debrismanagement粉尘/碎片处理Vibration振动Accessory附件Includedaccessory包含的附件FitandFunction安装和功能

2.0 DevelopmentTesting新产品实验2.1 TOOLWEIGHTTEST工具得分量测量Purpose:目的Thepurposeofthistestistodeterminetheweightofthetool.此实验的目的是决定工具的分量Procedure:实验步骤Usingcalibratedscale,measureweightoftoolinlb.Thetoolistobeweighedwithouttheblade,thewrench,andthecord.用校准的电子秤称工具的分量，不包括锯片、扳手、电线单位：KGRequirement:要求Model#型号MaximumWeight最大分量9.99lb.2.2 OVERLOADTEST过载实验Purpose:目的Todetermineifthesawwillbeabletowithstandrunningatthemaximumspeedofcutinthreelayersof5/8”plywood.此实验目的是决定圆锯能否在最大速度下切割三层16MM厚的夹板Procedure:实验步骤Obtaintheloadcurrentfromthespeedofcutperformancetest.Theloadcurrentisthecurrentthetoolisdrawingwhenthesawiscuttingatitsmaximumspeed.记录下圆锯切割实验中的负载电流，负载电流指圆锯在最大速度下的工作电流Monitorthetemperatureofthefieldduringthetest.检测工具在实验中的温度Testthetoolwiththefollowingsequence:按下列步骤对工具举行实验5secondsno-load不加载运转5秒10secondsload加载动转10秒Recordtemperatureonthefield记录工具的温度15secondsoff运转15秒停止Requirement:要求DataisforEngineeringPurposesOnly.实验数据仅用于工程目的2.3 AirFlowMeasurement,CgETL-106空气流量计量Purpose:目的Todeterminehowmanycubicfeetperminuteofairflowsthroughtheinsideofthecircularsaw,whichwillassurethatchipswillbeblownawayfromthecuttingsurface.决定单位时光内流入圆锯的空气能清除切割表面的碎屑，单位：Procedure:实验步骤CH-ETL-106Requirement:要求Airflowmustbeatleast80ft3/minatno-load.不加载时空气量必须高于80ft3/min2.4 CompleteTemperatureRise,UL-CSA745CHETL-143温升实验Purpose:目的Toestablisharelationshipbetweenthetemperatureriseandpowerinputofacordedtoolemployingauniversalmotor.建立有电线的旋转工具输入功率和温升的关系Procedure:实验步骤SeeCG-ETL-142TestProcedure.Requirement:要求Thetoolistoachieve15ampswithoutexceedingthetemperaturelimits.要求工具在15amps下不能超过要求的温度界限2.5 FOOTFLATNESSTEST底板平面实验Purpose:目的Todetermineifthesawwillbeabletolocateonwoodwithoutrocking.决定圆锯能安稳放置在木板上，不摇晃Procedure:实验步骤Calibrateindicatorsusingagaugeblock.AttachweightfixturetofootandplaceonFootFlatnessFixture.Locateedgeoffootadistanceof“A”fromindicators.Recordreadingsonindicators.Repeatforadistanceof“B”,“C”,“D”,and“E”fromindicators.DistancefromIndicators(in)ABCDE136911.5IndicatorLocationIndicatorLocationABCEDRequirement:Thereadingscannotexceed0.8mm.ThereadingsatdistanceAandEmustbelowerthenthoseatlocationC.TherecannotbeanynoticeablerockwhenthetoolisplacedontheFlatnessFixtureandthecornersarepressed.2.6 RipFenceFunctionalTestPurpose:Thepurposeofthistestistoverifythattheripfencewillmatecorrectlyinthefootwithouttheuseofexcessiveforce.Procedure:Loosenadjustmentknobinfoot.Placeripfenceinfoot,tightenadjustmentknob.Useasquaretomeasuretheparallelismoftheripfencetotheblade.Requirement:Ripfenceshould:Fitinbootslotswithoutexcessiveforce.Besecurewhenadjustmentknobistightened.Haveaparallelismof.045”over6”withtheblade.3.0 QualificationTest3.1Environmental3.1.1 HumidityTestPurpose:TodetermineiftooliselectricallysafewhenexposedtohumidconditionsProcedure:Placetoolinenvironmentalchamberat45°Cand95%humidityfor48hours.Checkdielectricsandleakagecurrent.Requirement:CriteriaofUL745Clause NYLONBEARINGPLATETHERMALDROPTESTPurpose:Thepurposeofthistestistoverifythatthenylonbearingplate willnotcrack,brake,deformorretardclosingofthelowerguardwhenthetooliscoldanddroppedfromthreefeetontoconcretefloor.Procedure:WireuptoolsothatwhendroppeditwillfallonthelowerguardPlace3toolsinrefrigeratorforeighthoursat–25°F.Place3toolsinanovenforeighthoursat160°F.Removeeachtoolindividuallyanddropitfromthreefeetontolowerguard.Exercisethelowerguard.Itmustnotbindonnylonbearingplate.Removelowerguard,bearingplatemustnotbecracked,broken,ordeformed.Repeatsteps2-4twomoretimes.Requirement:Thelowerguardmustbeabletoclosefromtheopenpositionwithin0.2seconds.3.1.3 NYLONBEARINGPLATEHEATINGANDCYCLINGTESTPurpose:Thepurposeofthistestistoverifythatthenylonbearingplate willnotcausethelowerguardtobindorlockupwhenthebearingplateisheated.Procedure:Placetoolinthetemperature/humiditychamberfor24hoursat160°F.and95%relativehumidity.MounttooltoRemoteLiftleverfixtureandplacebothindustbox.Usingwooddustasmedium,fillthedustboxuntilthedustisuptothefootofthesaw.Cyclethelowerguard240,000cyclesbyretractingthelowerguardandthenreleasingthelowerguardwhenitisfullyretracted.Circulatethedustonceaminute.Recordlowerguardclosingtime.Removewooddustfromdustboxandreplacewithgypsumdust.Cyclethelowerguard10,000cycles.Recordlowerguardclosingtime.Requirement:Thelowerguardmustbeabletoclosefromtheopenpositionwithin0.2seconds.3.2 Endurance3.2.1 ENDURANCETESTPurpose:Todeterminetheendurancelifeandreliabilityofapowertool.Procedure:Determineloadat8metersperminute.Mounttooltodurabilityfixture.Repeatthefollowingcyclefor2hours:20secondsNo-loadand15secondsloaded.TurnOFFfor½hour.RepeatSteps3&4untilthetoolfails.Brushesarereplacedwhenthetoolopencircuitsatthebrush–commutatorconnection.Requirement:Testtofailure.Minimumlifeis400Hours.Failureis:brokengearorpinionteethandmotorfailure.Thefirstsetofbrushesmustlast100hours.3.2.2 MotorTortureTest,CgETL-105Purpose:Todeterminetheintegrityofmotorassemblymaterialsandthemotorconstructionprocess.Procedure:SeeCG-ETL-105TestProcedure.Requirement:Tooltoachieve60cyclesbeforeburnout3.2.3 JamTestPurpose:Todeterminethegearstrengthofapowertoolduringlockedrotor-jammingcycles.Procedure:FixtureCircularsawtolinearslideonjamfixturewitharough-cutblade.Fixture4X4”Oaktothefixturesothatthecircularsawwillcutintoit.Placea32.3lbweightinthebucketthatdrivesthelinearslide.Pullthesawawayfromtheoakuntilthefrontofthefootis2inchesawayfromtheoak.Recordthenumberofmillisecondsfromthepointthatthesawtouchestheoakandthepointthattherotorisstopped.Thejamtimeshouldbecloseto100ms.RecordthenumberofJamsuntilthetoolfails.Requirement:Toolstoachieve100JamCycleswithoutbrokengears/pinions.3.2.4 LowerGuardEnduranceTest–Cg-ETL-127Purpose:Todeterminethefatiguelifeandperformanceofthelowerguardsystemofacircularsaw.Procedure:SeeCG-ETL-127TestProcedure.Requirement:Thelowerguardsystemincludingspringisnottofailbefore250,000cycles.Afailureisdefinedasbreakageorlockupofcomponents(closingtime>0.200seconds).3.2.5 LOWERGUARDIMPACTTESTPurpose:Thepurposeofthistestistoverifythemechanicalstrengthofthelowerguardtoresistasideimpactforcefrom10-inchheight.Procedure:Attachlowerguardtomountingplateofimpacttestfixture.Usinga10lbconicalshapedweight,centerweighttowardsouteredgeandfromlipofguards.Withweightrestingonlowerguard,measuredistance“D”.Dropweightfromadistanceof10inches(donotallowweighttostrikeguardmorethanonce.AgainwithweightrestingontheLowerGuard,measuredistance“D”.Repeatforatotalof3times.Noteanydeflectionandcracksduringallcyclesandrecord.Equipment:1-Lowerguardmountingplate,1-ImpactFixture,1-10Lbconicalweightand1-CaliperRequirement:Thereshouldnotbeexcessivebending/cracking/breakingasdeterminedbyProductSafetyReview.3.3 RegulatoryAgency3.3.1 CordPlugAdhesionTest,CgETL-134Purpose:Toverifytheretentionstrengthofaplugonthejacketofapowercordbyapplyingatwistingandverticalpullingforce.Procedure:SeeCg-ETL-134TestProcedure.Requirement:CriteriaofCgETL-1343.3.2 CordFlex,UL-745–Cg-ETL101Purpose:Todetermineifafullyassembledcord,cordguide,orhousing assemblyhaveadequatestrengthtowithstandrepeatedflexingdefinedbyUL/CSA745andEN50144-1. Thistestisforallexecutions.Procedure:SeeCg-ETL-101TestProcedure.Requirement:CriteriaofCgETL-1013.3.3 MisuseAbuseCordFlex–Cg-ETL-100Purpose:Todeterminewhetherafullyassembledcord,cordguard,orhousingassemblyhasadequatestrengthtowithstandrepeatedabusiveflexingandtodeterminethefailuremodeifoneexistsforthe1672Saw.Procedure:SeeCgETL-100TestProcedure.Requirement:CriteriaofCgETL-1003.3.4 CordPull,UL-745–CgETL149Purpose:Todeterminewhetherafullyassembledcord,cordguard,orhousingassemblyhasadequatestrengthtowithstandalargeverticalpullingforce.Procedure:SeeCg-ETL-149TestProcedure.Requirement:CriteriaofCgETL-1493.3.5 AC(&HighVoltageDC)SwitchEndurance,Cg-ETL-131Purpose: TodeterminetheenduranceofanelectricalswitchintendedforuseinACandHIGHVOLTAGEDCapplicationsProcedure:SeeCg-ETL-131TestProcedure. SampleSizeof8Switches Requirement:Nofailunsafe(closed)conditionsduring0-25,000cycles;25,000to50,000cycles,onlyonefailunsafe(closed)conditionpermitted.Testisforallexecutions.3.3.6 SwitchTeaseTest,CHETL-154Purpose:TodeterminetheendurancelifeofanelectricalswitchintendedforuseinACandhighvoltageDCapplicationswhensubjectedtoteasecycles(veryslowopening/closingoftheswitchcontacts).Procedure:SeeCH-ETL-154TestProcedure.SampleSizeof8. Requirement:Nofailunsafe(closed)conditionsduring0-1,000cycles;1,000to2,000cycles,onlyonefailunsafe(closed)conditionpermitted.Testisforallexecutions.3.3.7 MotorPerformanceforhighvoltageUniversalMotors,CHETL-161Purpose:TodeterminetheelectricalinputandmechanicaloutputofamotorormotoroperatedtoolProcedure:SeeCH-ETL-161TestProcedure.Requirement:2200PeakWattsOut3.3.8 S-B1MeterDropCg-ETL-120Purpose:Toverifythemechanicalstrengthofapowertoolinresistinganimpactforceresultingfroma1Mdrop.Procedure:SeeCg-ETL-120TestProcedure.ProductSafetyEngineertobepresentbeforeanytestingoftheNorthAmericanTools.Requirement:CriteriaofCgETL-1203.3.9 TemperatureRise,UL–CSA–745–CHETL152Purpose:Toverifythatapowertooldoesnotattainexcessivetemperatureduringnormaluse.Procedure:SeeCH-ETL-152Testprocedure.Requirement:CriteriaofCHETL-1523.3.10 MotorBurnout,ULCSA–745-Cg-ETL-125Purpose:Todeterminetheelectricstrengthofapowertooloperatingat timedintervalsofoverloadedconditions.Procedure:SeeCH-ETL-125TestProcedure.Requirement:CriteriaofETL-1253.3.11 No-LoadEndurance,48HourRotating–Cg-ETL-108Purpose:Todeterminetheelectricalandmechanicalconditionofaportablepowertoolafterithasbeensubjectedtoa48HourNo-LoadTest.Procedure:SeeCg-ETL-108TestProcedure.Requirement:CriteriaofCgETL-1083.3.12 LowerGuardTest,UL-7452-518.103Purpose:Toverifythatthelowerguardwillfunctionproperlyunderdropandpracticalusetesting.Procedure:Saw60mof12mmplywoodthathasbeenstoredindoorsfor72hourspriortothesawing.Thesawthenistobeconditionedfor24hoursinairatarelativehumidityof90%andatemperatureof32°±2oC.Thesaw,setfora90°cutofmaximumdepthandorientedsothatthelowerguardwillstrikethefloorwiththetableparalleltothefloor,istobedroppedfromaheightof1mtoaconcretesurface.Thesaw,setfora90°cutofmaximumdepthandorientedinahandcarryingpositionintendedfortheparticulartool,istobedroppedfromaheightof1mtoaconcretesurface.Requirement:Thelowerguardmustretractfromthefullopenpositiontothefullclosedposition,in0.3secondsorless.3.4 PracticalUse3.4.1 HANDUSEPurpose:Toverifytoolperformsallfunctionsasintended.Procedure:Followcuttingsequence:SequenceMaterialBevelAdj.DepthAdj.TypeofCutBladeTime(hr)CutRate(Sec/cut)13\4”4x8Ply45MaxRipV.A.2623\4”4x8Ply*90¾”RipV.A.2.5632x10Pine*90MaxCrossCutV.A.2.5242x10Pine45¾”45°CrossCutV.A.2.5252x10Pine90Max45°CrossCutV.A.2.5262x10Pine45MaxCrossCutV.A.3271¾x11¼LVL90MaxCrossCutV.A.1681x10Oak90Max45°CrossCutSmooth2291x10Oak56°¾”45°CrossCutSmooth22102x10Pine90MaxCrossCutV.A.2.52112x10Pine90Max45°CrossCutV.A.2.52Thissequenceequals25hours.Repeatthreetimesforatotalof75hoursofcutting.*Note:Useanti-splinterinsert.Requirement:Toolcontinuestofunctionasintended.3.4.2 DIRECTCONNECTPULLTESTPurpose:Toevaluatethestrengthandfunctionalityofthecordretentionsystem.Procedure:Connectastandardextensioncordtothedirectconnect.Applya50lb.Pulltothecordawayfromthetool.Requirement:Thedirectconnectmustretainthecordandnotgetdamagedfromthe50lbpull.3.4.3 SPINDLELOCKBRAKETESTPurpose:Toevaluatethedurabilityofthespindlelockifthespindlelockisusedasabrake.Procedure:ClampthetooltoabenchRunthetooluntilitreachesfullNo-Loadspeed.Turnthetooloff,andwhenthespeedisapproximately½theno-loadspeed,attempttousethespindlelockasabrake.Repeatsteps2–3for25cycles.Requirement:Thebrakingofthesawwiththeshaftlockmustnotdamagethesawanywayexceptloosingthefunctionoflockingtherotor.3.4.4 SPINDLELOCKPurpose:Thepurposeofthistestistoverifythatthespindlelockandgearwillcontinuetofunctionwhenusedrepeatedly.Procedure:Engagespindlelock.Tightenbladeboltto35-40in-lbsReleasespindlelockEngagespindlelockLoosenbladebolt.Repeatsteps1–5for300cycles.Requirement:Thespindlelockmustcompletelyengagethegear.Noslippageispermitted.Engagethesamegearthroughouttest3.4.5 SAWHOOKPurpose:Todetermineifthesawhookwillbefunctionalovertheusefullifeofthetool.Procedure:Hangthetoolona2x4.Applya35lbweightaroundthecordretentionsystemjustbelowthehandle’ssoftgripfor10minutes.Removeweight,cyclehook250times.Checkforloosescrews,bentrollpin,springfractured/takingset,Bindingcomponent,crackedhousing.Repeatsteps1-4for10cycles.Requirement:Thesawhookmustbefunctionalthroughoutthewholetest.3.4.6 BEVELADJUSTMENTPurpose:Todetermineifthebeveladjustmentmechanismwillbefunctionalforthelifeofthetool.Procedure:Startwiththetoollockedinthe0°bevelposition.Unlockthebeveladjustmentandlockinthemaxsetting.Unlockthebeveladjustmentandlockinthe0°bevelposition.Repeatsteps1–3foratotalof4,000cycles.Afterevery100cyclesverifythatthebeveladjustmentisstilllocking.*Note:Leverisadjustable.Requirement:ThetoolmuststillmeettheAccuracyofBevelControlTest.Ensuredetentscontinuetoprovideresistanceat22.5°and45°.3.4.7 DEPTHADJUSTMENTPurpose:Todetermineifthedepthadjustmentmechanismswillbefunctionalforthelifeofthetool.Procedure:Startwiththetoollockedinthemaxdepthposition.Unlockthedepthadjustmentandlockinthemin.depthposition.Unlockthedepthadjustmentandlockinthemaxdeptposition.Repeatsteps1–3foratotalof6,000cycles.Afterevery100cyclesverifythatthedepthadjustmentisstilllocking.Requirement:Thedetentsystemmustcontinuetofunctionatallfoursettings(¼,½,¾,and1-½).3.4.8 Adjustmentlever(DepthandBevel)Purpose:ToevaluatethedurabilityoftheAdjustmentlevermechanismProcedure:Tightenadjustmentarm.Pullontheadjustmentlevertowhereitfullydisengageswithitsmechanismandrotatetoanewposition.Releasetheadjustmentleverandallowittofullyengagewithitsmechanism.Ensureyouarenotlooseningtheadjustmentarm.Repeatsteps2-4for500cycles.Requirement:Theleverarmmustbeabletore-engagewithitsmechanismswithitsownspringforce.Theleverarmmustbeabletowithstanda20lbaxialforce.3.4.9 WRENCHPULLOUTPurpose:Todetermineifthewrenchcanberemovedeasilyandbeheldsecurelythroughoutthetool’slife.Procedure:FullyinsertwrenchintohousingFullyextractwrenchfromhousingRepeatsteps1–2for300cyclesRequirement:Shakethetoolupsidedown.Thehousingmustcontinuetoretainthewrench.3.4.10 ANTI-SPLINTERPurpose:TodetermineiftheAnti-splinterattachmentwillretaininthefootthroughoutthelifeofthetool.Procedure:AttachtheAnti-splinterinsert.RemovetheAnti-SplinterinsertRepeatsteps1-2for200cycles.Cuta4’lengthof¼”plywoodVerityattachmentfitswithathickblade.Requirement:Anti-splintermuststayinplacethroughoutstep#43.4.11 PlugRetentionSystemPurpose: TBDProcedure: TBDRequirement: TBD3.5 InformationalandAudit3.5.1 NoLoadSoundPower,CgETL-103Purpose:Todeterminethesoundpoweremittedbyportableandstationarypowertoolsoperatingunderno-loadconditions.Procedure:SeeCH-ETL-103TestProcedure.Requirement:InformationalPurposesOnly3.5.2 NoLoadHand-ArmVibration,CgETL-128Purpose:Todeterminetheamountofvibrationthatistransferredtotheuserthroughthetool.Procedure:SeeCH-ETL-128TestProcedure.Requirement:Vibrationnottoexceed2.5m/sec^2inanydirectiononthehandles.3.5.3 SPEEDOFCUTPERFORMANCEPurpose:ThepurposeofthistestistodeterminetherelationshipbetweenspeedofcutandcurrentdrawwiththestandardbladeforthetoolProcedure:Mount(3)layersof5/8”X4'X8'plywoodtothe“speedofcutfixture”.Theplywoodistobeorientedforripcuts.UseaMarathon24Toothbladeformakingthecuts.Setupscopetomonitorperformanceofthetool.Add5lbsofweight.Turnonscope,releasethesawandstartstopwatchwhenthebladeentersthewood.Recordtimeandsaveeachtrialfromthescopeonafloppydisk.Repeatsteps4–7for6.7,11.2,15.7,20.2,and24.7lbs.Requirement:Thespeedofcutof18m/minmustbeachieved.3.5.4 S-B2MeterDropTestCgETL-121Purpose:Toverifythemechanicalstrengthofapowertoolinresistinganimpactforceresultingfroma2Mdrop.Procedure:SeeCg-ETL-121TestProcedure.ProductSafetyEngineertobepresentbeforeanytestingoftheNorthAmericanTools.Requirement:CriteriaofCgETL-1213.5.5 SOFTGRIPADHERENCETESTPurpose:Todetermineifthesoftgripwilladheretothehandlesforthelifeofthetool.Procedure:Createseveralparallelcutsfromthecenterofthesoftgripthroughtheouteredge.Thecutsaretobeperpendiculartotheedgeandscorethroughtheentirethicknessofthesoftgrip.Expose(3)newhandlestoeachenvironmentalconditionfor48hours:120°F@90%relativehumidity120°Fnohumidity0°FRequirement:ThesoftgripmustnotpeelawayfromthehandleItmustcontinuetoshowsignsofadhesion.3.5.6 OUTPUTSHAFTENDPLAYTESTPurpose:Thepurposeofthistestistoverifythattheoutputshaftendplayiswithinspecifications.Procedure:Installabladeintothesaw.Setthebevelto0°anddepthtomax.Rigidlymountthetoolwiththefootandoutputshaftintheverticalposition.Applyindicatorofdialgaugetotopofoutputshaftmountingscrew.Gentlyliftbladeandrecordheightchangeofdialgauge.Requirement:TheEndplayistobe0.25mmmaximum.3.5.7 ACCURACYOFDEPTHCONTROLDetentsPurpose:Todetermineifthedepthofcutdetentsonthesawareaccurateenoughtosatisfyourusersinsettingthedepthofcut.Procedure:Placebladeontool.Setthedepthofcutto¼”usingthedetent.Cutthrougha2x4.MeasurethedepthofcutRepeat3-4usingdetentdepthsettingsfor½”,¾”,and1-½”.Requirement:Themaximumdifferencebetweentheindicateddepthandtheactualcuttingdepthis5.0mm.ConfirmthedetentsettingscorrelatewiththeDepthcontrolindicator.3.5.8 ACCURACYOFBEVELCONTROLDetentsPurpose:ToevaluatetheaccuracyoftheBevelControldetentsatdifferentsettings.Procedure:Placebladeontool.Setdepth-of-cuttomaximum.Setbevelto0°.Measurebevelangle.Repeatsteps3-4usingthedetenttosetthebevelto22.5°,and45°.Measurethemaximumbevelangle. Requirement:Thebevelat0°degreesistobe0°±0.5°.Thebevelat22.5°istobe22.5°±0.5°.Thebevelat45°istobe45°±0.5°.Themaximumbevelmustbeatleast56°.ConfirmthedetentsettingscorrelatewiththeBevelcontrolindicator.3.5.9 CLUTCHSLIPTORQUETESTPurpose:Thepurposeofthistestistoverifythattheslipclutchfunctionsproperlybyallowingthebladetoslipat60-80%ofmotorstalltorque.Procedure:Preparenineblades,inner/outerwashers,bladeboltsandblades.Drillholepatterninblades.UsingtorquetesteratElcoinRockford,mountassemblytofixtureandtightenbolttosnug+1/8turn(tighteningtorque).Connecttransducertobladeusingchuck.Measuresliptorque.Repeatsteps2-4foreachbladeandassemblyninetimes.Requirement:Mustbewithinthe60-80%ofmotorstalltorquewithaCpkof1minimum.Clutchmustfunctionafterthecompletionof50%ofrequired#ofjams.3.5.10 ACCURACYOFTHELINEOFCUTINDICATORPurpose:ToevaluatetheaccuracyofourLineofCutIndicator.Procedure:SettheBeveladjustmentto0°.Placeastraightedgeonthefootalongtheplateoftheblade.Notethelocationofthestraightedgeinthelineofcutwindow.Repeatsteps1-3forabevelangleof45°.Requirement:ThestraightedgemustbevisibleintheLineofCutWindow.3.5.11 LiftLeverStrengthPurpose:目的Todetermineiftheliftleverwillinterferewiththeactuationofthelowerguardorcreateanobstructionwhenmakingcuts.Procedure:程序Applyaloadtotheliftleverparalleltotheaxisofarmaturetowardsthesawuntileithertheliftleverhitsthesaw