BHT-206A/B-SERIES-MM-1
5-00-00
30 APR 2013 Rev. 14 Page 165
Export Classification C, ECCN EAR99
If main rotor mast has evidence of torsional yielding,
the mast assembly, transmission assembly, main
driveshaft, and freewheel assembly (outer race,
inner race, and clutch) shall be considered
unserviceable and scrapped. Major damage to the
mast assembly other than torsional yielding requires
replacement of transmission top case. If
transmission top case has to be scrapped, pylon
mount spindles and mast bearings shall also be
scrapped.
(b) Check mast TIR.
c. Transmission assembly
BHT-206B3-CR&O,
Chapter 62
d. Swashplate assembly
e. Replace all control bolts from hydraulic servo actuator
to main rotor hub.
Chapter 67 f. All cyclic and collective control tubes from mixing lever
to swashplate
g. Main rotor pitch link assemblies
BHT-206A/B/L-Series
-CR&O, Chapter 63
h. Freewheel assembly
i. Main driveshaft assembly
j. Inspect transmission restraint and transmission mount
system for condition and fuselage attachment points for cracks.
Chapter 53 k. Inspect engine mounts at fuselage attachment points
for cracks.
5-53. SUDDEN STOPPAGE/ACCELERATION — MAIN ROTOR — POWER ON OR OFF (CONT)
DATA REFERENCE INSPECTION TASK DESCRIPTION
INITIAL
MECH OTHER
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