TM 55-1520-240-23-4
5-69.1
REPAIR BLADE FAIRING FOAM FILLER
(Continued)
5-69.1
Adhesive used in the manufacturing of
some fiberglass rotor blades contain
asbestos. During blade repair, strict
adherence to all safety procedures
when working with asbestos must
be compiled with (applies to blade
serial number A-1-0001 to 1465 and
A-2-0001 to 1473 only).
PREPARE DAMAGE AREA
1.
Check location and extent of damage to one skin
and full depth of core. Refer to Fiberglass Skin
Damage Repair Limits figure. Skin and core
below skin must be replaced where repairs are
allowed.
NOTE
Foam repairs are limited to a
maximum dimension of 4 inches.
If damage exceeds 4 inches in
diameter, make a single skin repair
(Task 5-68).
5-379