BHT-206L4-MM-1
5-00-00
Page 18 Rev. 20 7 NOV 2014 Export Classification C, ECCN EAR99
7. If applicable, reinstall main rotor blade leading edge
erosion protection tape.
8. Examine the following main rotor hub assembly
components for condition and security:
a. Mast nut
b. Trunnion
c. Pillow blocks
d. Grips
e. Pitch horns
f. Static stops
9. Examine pitch horn trunnion bearings for evidence of wear,
damage, and for security.
10. Torque check pillow block retention hardware 84 to
107 inch-pounds (9.4 to 12 Nm). Examine for misalignment of
anti-slippage marks.
11. Examine main rotor yoke for corrosion or mechanical
damage as follows:
BHT-206L-CR&O a. Examine fillet radius of both yoke spindles inboard of
wear sleeves for evidence of corrosion. If corrosion is visible,
remove with fine abrasive pad (C-407). If corrosion cannot be
removed with pads, or is extensive, disassemble hub for
inspection and repair.
If the main rotor hub must be disassembled, omit
remaining steps.
b. Examine entire yoke centre section (inboard and
outboard surfaces) for damage.
5-16. 100-HOUR AIRFRAME PROGRESSIVE INSPECTION — EVENT NO. 1 (CONT)
DATA REFERENCE INSPECTION TASK DESCRIPTION
INITIAL
MECH OTHER
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