MAIN ROTOR BLADE WEIGHT SUPPORT FITTING INSERT REPLACEMENT (AVIM) continued
Exercise care and undertake protec-
tive measures when handling or per-
forming any type of maintenance or
repair on main rotor blade. Accidental
dents, gouges, or scratches caused by
improper usage or slippage of tools
such as drills may damage main rotor
To prevent damage to main rotor blade
weight support fitting, do not drill de-
fective insert deeper than 5/16 INCH.
a. Remove insert (1) from weight support fitting
(1) Position drill on center of defective insert (1)
and drill to a depth of 5/16 INCH. Use
pneumatic drill and twist drill.
(2) Bend locking keys (3) on insert (1) inward and
break off. Use punch and mallet.
(3) Remove insert (1) from fitting (2) and discard.
Use screw extractor.
GO TO NEXT PAGE