Bell 429 - Conditional Inspections - Overtorque; Table 1. Conditional Inspections - Overtorque

BHT-429-MPI
ConditionalInspections-Overtorque
Table1.ConditionalInspections-Overtorque
INITIAL
DATAREFERENCEINSPECTIONTASKDESCRIPTION
MECHOTHER
DATE:
W.O.
FACILITY:
HELICOPTERS/N:
REGISTRYNO.:
TOTALTIME:
SIGNATURE:
NOTE
Iftheinformationcontainedinthefollowingconditionalinspection
doesnotfullyreecttheoccurrenceorifadditionalinformationor
claricationisrequired,pleasecontactProductSupportEngineer-
ingforassistance.
NOTE
ForOneEngineInoperative(OEI)overtorque,refertotheOEIlimit
overrideinspection(429-A-05-50-00-06A-284A-A).
Anovertorqueisanincidentinwhichtorsionalloadsgreaterthanthose
permittedhavebeenappliedtothehelicopterdynamicsystem.
OVERTORQUE-101TO110%
Ifanovertorqueof101to110%hasoccurred,noairframeinspection
isrequired.
NOTE
RefertothePW207D1/D2MaintenanceManual(P/N3071602)for
unscheduledmaintenancechecksandoperatinglimits.
PW207D1/D2MM(P/N
3071602)
1.Checktheengineovertorqueandover-temperaturelimitsanddothe
applicableinspectionrequirements.
COMPLETIONTASK
429-MM,Chapter95
1.DownloadtheexceedancesandcleartheDUmemory.
OVERTORQUE-111TO120%
Ifanovertorqueof111to120%hasoccurred,dothefollowinginspections:
429-MM,Chapter62MAINROTOR
1.Doaninspectionofeachmainrotorbladeasfollows:
a.Cleanthemainrotorblade.
b.Visuallyexaminethemainrotorbladeforcondition.
c.Examinetheupperandlowerskinsfordisbonding.
d.Ifanydamageisfoundonthemainrotorblade,dothefollowing:
(1)AttachaTHISCOMPONENTWASREMOVEDFROMSERVICE
BECAUSEOFANOVERTORQUEtagonthemainrotorblade.
(2)Sendthemainrotorbladetoanapprovedfacilityforfurtherinspection
andrepair.
e.Ifnodamageisfoundonthemainrotorblade,thebladeisserviceable.
f.Ifanyyieldingofanexpandableorxeddiameterbladeboltisvisible,
discardthebolt.
Applicableto:ALL429-A-05-50-00-04A-284A-A
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