BHT-212-MM-1
5-00-00
Page 206 Rev. 14 26 JUN 2013
Export Classification C, ECCN EAR99
BHT-212-CR&O (2) Perform an overhaul conditional evaluation
inspection. Make an entry in component record to show reason
for removal was overspeed. Include amount of overspeed and
duration, if known.
BHT-212-CR&O (3) Inspect main rotor blade retention bolts and drag
brace bolts.
c. Main rotor blades.
(1) Inspect main rotor blades skin for wrinkles and
deformation.
(2) If no discrepancies are found in inspections
outlined in step (1), main rotor blades may be retained in
service.
(3) If discrepancies are found in step (1), return both
blades to an authorized blade repair station. Make an entry in
component record to show reason for removal was overspeed.
Include amount of overspeed and duration, if known.
d. Tail rotor hub and blades.
(1) Remove tail rotor hub and blade assembly.
(2) Remove tail rotor blades.
(3) Replace tail rotor blade retention bolts.
e. Tail rotor blades.
BHT-212-CR&O (1) Perform major overspeed inspection of tail rotor
blades. Make an entry in component record to show reason for
removal was overspeed.
f. Perform a close inspection of the following components.
If no visual damage is found, components may be retained in
service.
(1) Main transmission.
(2) Intermediate gearbox. Check gearbox for security
and retaining bolts.
5-52. AFTER OVERSPEED (CONT)
DATA REFERENCE INSPECTION TASK DESCRIPTION
INITIAL
MECH OTHER
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