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| 1150HPACDrillingMotor,Model5GEB22 | |||||||
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| 1. | ontaminansmotor:. |
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| cleaningsolution | |||||
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| the50%solution,spraytheexternalmotorframewiththecleaningsolution.L | ||||||||||||||
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| Usingakthe |
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| framefivetotwentyminutes(dependingonthecontaminant)topenetratthetheaccumulated | |||||||||||
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| 2 Ifdepositsofcontaminantsaretooheavytobesteamcleanedoff,manuallyscrapthedebrisoffandsteam | |||||||||||||||
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| 3Rinseclean. |
| cleaningsolutionoffmotorwithsteamandhotwater. |
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| 4Blowthemotorframedrywithclean,drycompressedair. |
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| 5Aftermotordisssemblyduringtheoverhaulprocess,cleantheinternalmotorcomponentsusinga10% | |||||||||||||||
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| 6. | Rinseof | hecleaning |
| offwith | waterheatedto | minimum194ºF(90ºC). |
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| cleaningsolution. |
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| muhotbethoroughlyrinsed.Cleaningsolutionsmayforma |
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| NOTE:Theinternalmotor |
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| compoundifleftonthemotorsolutioncompmponents.Themotorinsulationsystemsmaybeaffectedbythecrystalline | |||||||||||||||
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| depositswhichmay |
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| theinsulationlife. |
| thesurroundingareadangerousforper- |
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| WARNING:Whenusingcompr |
| dair,looseneddebrismay |
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| proceduresforcompressedshortenaiuse.Failuretodomayresultininjuryordeath. | Followalllocalregulationsand |
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| sonnel.Enureallpersonnel |
| clearandwearappropriatesafetyquipment.make |
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| 7 | Using |
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| drycompressedair,blowexcesswateroffinternalmotorcomponents. |
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| 118Bake09..IfreestAllowPerformtroductionhethstator.partsclean,themotorofassemblyMegthiscoelectricalopublicationhmmetertoroomdoespartstemperaturenotand.inmeetHighventilted−specificationsPotentialndvisuallyoventestsdescribedatininspect257ºFtests,baketofor320ºFindefectsansectionadditional(125ºC.5.5to.1.160ºC)twoStatichoursforElectrical8intothe12Testigovenhoursand.In- | |||||||||||||||
| 5.5.1. | TATICELECTRICALTESTING |
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| ElectricalTetingIntroduction |
| testriortotheHi−Pottest.HighvoltageusedintheH−Pt | |||||||||||||
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| lationsystms.Always |
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| Staticelectricalestinclude |
| tstandHigh−Pential(Hi−Pt)est.Bothestscheck tornsu- | |||||||||||||
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| testmaybed ructiveperforminsulationifwaterordebrisispresent.IftheMegohmmetertest | dicatesmoisture |
| r | ||||||||||||
| 5.5.1.1.debrisMgthempresen | Ts |
| statorasdescribedinsection5.4.1.SteamCleaningIntroductionofthispublication. | |||||||||||||
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| is |
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| ,clean |
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| PerformtheMegohmmetertestasdescribedinsection4.1.3.MegohmmeterTestinthispublication. | 29 | ||||||||||||||
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| Onc |
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| hestspecificationismet,proceedtotheHi−Pottest. |
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