REPAIR BLADE SPAR ROOT END MAJOR DAMAGE
Remove glass fibers from damage area (3). Use
file. Do not file deeper than damage. Taper sides
of damage to 10 times depth.
Check damage area (3) after loose fibers are
removed. If damage is less than 5 plies, and the
area does not exceed 10 square-inches, go to
Task 5-67. If damage is 5 or more plies, check
that it does not exceed the limits in step 2.
Remove finish 1 inch around all sides of damage
area (3). Use abrasive paper (E7). If needed,
soften finish. Use clean cloth (E120) damp with
acetone (E20). Wear gloves (E186).
Clean blade (2) 7 inches around all sides of
damage area (3). Use cloth (E120) damp with
acetone (E20). Wipe dry immediately. Use dry