TM 1-1520-238-23
Change 5
5-25
5.3.
MAIN ROTOR BLADE REMOVAL continued
5.3.4. Cleaning
a. Wipe lead lag link blade root and pin. Use cloth (item 52, App F).
b. Apply corrosion preventive compound on adjustment nut and threads of attaching pins. Use corrosion
preventive compound (item 63, App F).
5.3.5. Inspection
a. Check blade, especially trailing edge tab and where sling was installed, for damage (para 5.2).
b. Check lead lag link (para 5.33) and blade root attaching holes for excessive wear, scratches, and hole
elongation. None allowed.
c. Check pins for corrosion (para 1.49).
(1) Maximum 0.010 INCH on handle, maximum 0.001 INCH elsewhere.
d. Check lead lag link (para 5.33) and blade root (para 5.2) for corrosion (para 1.49).
e. Check main rotor damper elastomeric material for tears or delamination (para 5.1).
END OF TASK