Error Codes - HKA Technologies Inc.

HKA's series of leak testers have traditionally provided failure information by showing an '*' followed by a letter. This section helps to illuminate ... Menu OpenaSupportTicket Openasupporttickettotrackthestatusofaservicerequest ErrorCodes Theletterfollowingtheastergivesvaluableinsightfortroubleshooting. Troubleshooting Commoninstructionsfortroubleshootingleakteststations CADModels Easilyincludemodelsofourequipmentinyourdesigns ErrorCodesHKA'sseriesofleaktestershavetraditionallyprovidedfailureinformationbyshowingan'*'followedbyaletter. Thissectionhelpstoilluminatepossiblecausesandtroubleshootingsteps. 1. *--FlowError,Undernegativelimit Thefinalleakreadingwaslessthanthesetlimit  CommonCauses: Leakinreferencepart Blockreferenceportandretrytest Invalidcalibration Previouscalibrationwasperformedwithaleakinthesystem 2. *+-[DFModel]FlowError,PositiveslopeintoREAD WhenenteringintotheREADphaseapositiveslopewasdetected. Indirectflowmodelsthisindicatesbeingoverfilled. CommonCauses: Toomuchtimegivenduring'FastFill' 'FastFill'regulatorsettoohigh? Pressuredroptopartistoogreattoeffectivelystopfillcyclebeforebeingoverpressure   3. *A-TestAbortedByExternalSignal Unitreceivedtheabortsignal CommonCauses: Avoltagebiasacrosspins9and12of12-pinconnector 4. *B-Blockedpath,pressure>limit Attheendoftesttheblocktestwasperformed. Thepressurereadingwasnotlowerthanthepressurelimitafterthesetamountoftime CommonCauses: Partisblocked Confirmwithknowngoodpart Blockageinseal Addroll-pinorsomemeanstoavoid'foldingover' Crimpedairlinefromtestertopart Knowngoodpartwillalsofail 5. *C-[CAL]SystemZeroerror,rawflowvaries DuringthecalibrationtheSystemZerocouldnotbecalculatedwithconfidenceasthesensorinputvariedtoogreatly CommonCauses: Sealmovement Addahardstopforseals Changesealdurometer Addawaitbeforesendingthestartsignalaftersealing Externalairsource Ensurethatprocessairisnotleakingthroughavalveintothetestcircuit Partstillexhaustingfromprevioustest Tryagainafterwaiting 6. *D-SlopeError,Negativeslope DuringtheREADphaseofthetest,theslopewastoolargeinthenegativedirection CommonCauses: Insufficienttimeforaccuratetest ExtendtimesforSTABorREAD Movementofseals Addhardstopsforseals Temperatureeffects Addmorecoolingtimeoractivecooling 7. *E-Pressuresensorzeroerror After1minutethepressuresensorisreviewedandisexpectedtobeclosetotheprogrammedzero. Ifnot,theunitwillnotpermitatesttostartunlessthepressurehasbeenbroughttozeroortheunithasbeentared. CommonCauses: Partstillclamped Pressuresensorzerocalibrationhasfloatedtoohigh Theunitmustbezero'deitherbyatareorpotadjustment AdjustingZeroPot(V7andunder)TaringPressure(V8andup) 8. *F-Flowerror,toohighmidwaythroughSTABilization TheflowreadingwasmuchlargerthanexpectedduringtheSTABilizationstate CommonCauses: Grossleak Checksealsfordebrisordamage Checkthetubingfromthetestparttotheleaktesterfordamage Externalairsourcecausingflow ?Ensurecontrolairisnotleakingthroughavalve 9. *G-Flowsensorzeroerror Therawflowbeforeatesthasstarted wastoofarawayfromSysZero CommonCauses: Anexternalairsource Ensureavalvecontrollingtestairpathsisn'tleakingcontrolair Partstillexhaustingfromprevioustest Waitandtryagain 10. *H-PressureDecayOverLimit Thetestfailedthesecondarypressuredecaycheck CommonCauses: Leakinpart,seals,ortestlines 11. *I-CalibrationZeroError CalibrationZeroError ThishappenswhenFZeroismuchdifferentthanSysZero   FZero:"FlowZero"iscalculatedduringacalibrationandistheaverageofthefinaltwo'Zero'readings   SysZero:"SystemZero"issensorzerowhentheleaktesterisunpressurized  Forversions7andearlierthedifferencecannotbelargerthan500. Forversions8andlaterthedifferencecannotbelargerthan8000 PossibleCauses Typicallythisiscausedbyinvalid'Zero'readingsduetoaleakage. Possiblerootcausesinclude: Holeinreferencepart Loose fittingsorconnectionstoeitherreferenceortestpart Avalve(internalorexternal)leakingcontrolairintothetestcircuit SealmovementduringtheREADphase Leakingseal Badpartusedduringcalibration   *IErrorSheet 12. *J-[CAL]CalibrationError,Pressuredecay>limit Thepressuredecayreadingduringcalibrationwasmuchlargerthanallowable CommonCauses: Leakinpart,seals,ortestlines Ensurethatthepartisagoodpart Ensuresealsareokay,freeofdebrisordamage 13. *K-[CAL]CalibrationError,Pressuredecayspan Thetwopressuredecayreadingsweretoodifferentfromeachother  CommonCauses: Sealmovement Ensurestandairisisolatedfrom'hungry'airconsumers Usehardstopsforseals Externalairsource Usuallyobservedinrawflowreadingsaswellasalargeleak  Partstillexhaustingfromprevioustest ?Checkexhaustpathtoensureairexitsquickly 14. *L-TempCompError,Flow>NegativeLimit ThereadingtakenduringCOMPensationtimewastoonegative toperformavalidtest(Onlywith'TempComp') CommonCauses: Parttemperaturetoocoldforunittocompensate Allowmoretimeforparttoclimatizeoraddactivecooling 15. *M-TempCompError,Flow>PositiveLimit ThereadingtakenduringCOMPensationtimewastoolargetoperformavalidtest(Onlywith'TempComp') CommonCauses: Parttemperaturetoohotforunittocompensate Addcoolingtimeoractivecooling SealcreepduringCOMPreading ExtendCOMPtime 16. *P-PressureError,CheckSetting PressurehalfwaythroughSTABilizationwasoutsidetheboundssetbyPRESSUREHIandPRESSURELOinthepartSETUP CommonCauses: Grossleakusuallyinseals,part,ortestlines Checksealsandpartforlargeleak Wrongtestprogramselected Externalprogramselectionmaynotbeenabledifthestandnormallychangespartnumber. Checksetting inSYSTEMSETTINGS Incorrectsettings Verifythatsettingsforupperandlowerlimitsarecorrectfortestpressure Upstreampressureisinsufficient Ensurepressuretoleaktesterisgreaterthanrequiredtestpressure Checktubingfromtestertopressuresourceforkinksorsignificant holes 17. *Q-[DFSeries]FlowError,Initialflowtoolow Theinitialflowtestwascompletedandfailed. Sufficientflowwasnotreadafterasetamountoftime CommonCauses: Ablockageexistsinthetestedpart Verifysystemwithknowngoodpart Ablockageorkinkexistsinthetubingbetweentheleaktesterandpart Examinetubing leadingfromfixturetotester Ablockageorkinkexistsinthetubingbetweenthepressuresourceandleaktester Examinetubingleadingfromtestertosupplyport Ifinitiallysettingup,parametersmaybetoostringent Changelimitstoreflectnominalpartresponse 18. *S-[CAL]CalibrationError,Spantoosmall Thespanreadings(CAL1&CAL2)weretooclosetothezeroreadings(ZERO1&ZERO2)inrelationtothedifferenceinzeroreadings CommonCauses: Insufficienttimeforaccuratetestwithoutadrainvalve Addadrainvalve ControlasealcylinderfromtheleaktesterEXHport AddtimetoSTABorREAD 19. *U-SlopeError,Positiveslope DuringtheREADphaseofthetesttheslopewastoolargeinthepositivedirection CommonCauses: Insufficienttimeforaccuratetest IncreaseREADorSTABtimers Ensurenokinksinlinefromleaktestertoparts Movementofseals Addhardstopsforseals Increasesealingpressure Tryanothersealdurometer Temperatureeffects Waitforparttoclimatize Addtemperaturecompensation Addactivecooling 20. *v-[VAC]PressureError,LowendofVAC1 VacuumpressurewasnotachievedtothesetlevelaftertheVAC1state CommonCauses: Agrossleakeitherinthepartorseal Ensuresealsarecleanandnotdamaged. Replaceasrequired. Insuffientsealpressure Increasesealingpressure 21. *V-24Vpoweroutoflimits The24Vpowersupplyhasdroppedbelowacceptablelimits CommonCauses: Insufficient supplyvoltage  Ensurepowersupplyratingiscorrectforapplication Externalsourcedrawinghighcurrent Disconnectexternalloadstoseeifconditionpersists 22. *X-Crosscoolertestfail Acrosscoolertestwascompletedandthefloworpressurewasgreaterthanthesetlimitafterthesetamountoftime CommonCauses: Aleakexistsconnectingtwoseparatecavitieswithinatestpart Checkmanufacturingprocess 23. *Z-[CAL]CalibrationError,ZeroReadings Duringacalibrationthezeroreadings(ZERO1&ZERO2) weretoofarapart CommonCauses: Insufficienttimeforaccuratetestwithoutadrainvalve AddadrainvalveorcontrolasealmotionusingEXHportofleaktester IncreaseSTABorREADtimers