Bell 429 - Page 50

BHT-429-MPI
Table3.ZonalInspections—ElectricalWireInterconnectionSystem(EWIS)(continued)
ITEM
(1)
DEFECT,DAMAGE,FAILURE,ORIRREGULARITY
Missingsealanttopreventcorrosionbetweenconnectorandmounting
interfaceforshieldedassemblies
Nobackshellwiresecuringdevice
Foolproongchainbroken
Missingorbrokensafetywire
Looseswingarmbackshellscrewsormissingscrew
Discoloration/evidenceofoverheatingonterminallugs/blocks
Torquestripemisalignment
Switches
Rearprotectioncapdamaged
Abnormalstrainonwireconnections
GroundpointsCorrosionandlooseness
Missingsealanttopreventcorrosionbetweengroundingdeviceand
mountinginterfaceforshieldedassemblies
Bondingbraid/bondingjumper
Braidbrokenordisconnected
Multiplestrandscorrodedorbroken
Wiringclampsorbrackets
Corroded
Broken/missing
Bentortwisted
Faultyattachment(badattachmentorfastenermissing)
Debonded/detached
Protection/cushiondamaged
Supports(railsortubes/conduit)
Broken
Deformed
Fastenermissing
Missingedgeprotectiononrimsoffeedthroughholes
Racetrackcushiondamaged
Obstructeddrainageholes(inconduits)
Circuitbreakers,contactors,orrelaysSignsofoverheating
Missingterminalprotectivedevice
Signsofarcing
Looseness
NOTE:
1
Forspecicelectricalmaintenanceinformationandprocedures,refertotheBHT-ELEC-SPM,ElectricalStandard
PracticesManualand429-MM,Chapter96ofthismanual.Theselocationswillprovidethedatanecessarytorepair
andreplacewires,cables,andelectricalcomponents.Inspecicregardstoelectricalbondingrequirementsandunless
otherwisespecied,theClassR-IIvalueoflessthan10milliohmsistobeutilizedontheModel429.
429-A-05-40-00-00A-028A-AApplicableto:ALL
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