Sudden Stoppage/Acceleration - Tail Rotor - Bell 206L4 Maintenance Manual

5-52. SUDDEN STOPPAGE/ACCELERATION — TAIL ROTOR
DATA REFERENCE
BHT-ALL-SPM
ECCN EAR99
CONDITIONAL INSPECTIONS
INSPECTION TASK DESCRIPTION
DATE: __________________W.O. _____________________
FACILITY: _________________ _ ________________________
HELICOPTER S/N: __________ _ ________________________
REGISTRY NO.: ____________ _ ________________________
TOTAL TIME:_______________________________________
SIGNATURE:_______________ _ ________________________
SUDDEN STOPPAGE/ACCELERATION
Sudden stoppage is defined as any rapid deceleration or
acceleration of the drive system whether caused by seizure
within the helicopter drive system, sudden freewheel clutch
engagement, or by contact of tail rotor blade(s) with the ground,
water, or with a foreign object of sufficient inertia to cause rapid
deceleration.
DAMAGE TO TAIL ROTOR BLADE ASSEMBLY
COULD BE PRESENT ALTHOUGH IT MAY NOT BE
READILY DETECTED BY STANDARD VISUAL,
DIMENSIONAL, AND MAGNETIC PARTICLE OR
F L UO RE S C E NT P E NE T RA N T I NS P E C T I O N
METHODS.
Components removed from helicopter for evaluation
following a sudden stoppage/acceleration shall be
evaluated as an interrelated group. Removal records
accompanying
cross-reference part and serial numbers of other
drive system components removed for evaluation.
1. Remove and scrap tail rotor hub and blade assembly.
CAUTION
NOTE
each component
25 FEB 2011 Rev. 13
BHT-206L4-MM-1
INITIAL
MECH OTHER
shall
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