BHT-206L4-MM-1
5-00-00
25 FEB 2011 Rev. 13 Page 163
ECCN EAR99
Rolls-Royce 250-C30
Series Operation and
Maintenance Manual,
14W2
2. Refer to the Rolls-Royce 250-C30 Series Operational and
Maintenance Manual for applicable inspection.
3. After the first 25 hours following an overtorque, conduct a
thorough visual inspection of the following:
a. Main rotor blades and attachments.
b. Main rotor hub assembly.
c. Main rotor mast.
d. Transmission top case.
e. Transmission mount link assemblies, link attachments,
and arm and support assemblies.
f. Cabin roof shell and beam at transmission mount
attachment points.
g. Transmission restraint attachment at stop mounts,
support, and cabin roof shell and beam.
h. Transmission electric chip detectors.
i. Tail rotor gearbox chip detector and gearbox
attachments.
j. Tail rotor hub, blades, and attachments.
OVERTORQUE — ABOVE 120%
Components removed from helicopter for evaluation
following an overtorque shall be evaluated as an
interrelated group. Removal records accompanying
each component shall cross-reference part and
serial numbers of other drive system components
removed for evaluation.
5-54. OVERTORQUE (CONT)
DATA REFERENCE INSPECTION TASK DESCRIPTION
INITIAL
MECH OTHER
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