Textron Cessna - Page 69

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(c)Possibleareasofdelaminationshouldbeindicatedbyadistinctchangeinthecointap
sound.
(d)Ifanareaofdelaminationisdetected,mapthedelaminatedareabytappingatregular
intervalsbetweenthemappedgridpoints.
NOTE:Whentaptestingtoconrmasuspecteddelaminatedarea,taptestthesame
areaonanunaffectedpropellerbladeandcomparethenoiseresponsefrom
bothblades.
(e)AnyindicationsofpossibledelaminationordebondingshallbereexaminedbyanFAA
approvedPart145RepairStationorinternationalequivalentwithpersonneltrainedto
inspectMcCauleycompositepropellersbeforecontinuedoperation.
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