TM 55-1520-240-23-4
5-137.1
REPAIR COMPOSITE WEATHER-PROTECTIVE COVER (AVIM)
(Continued)
5-137.1
93.
Remove plug (38) from cutout (37). Tape an
aluminum plate (E71) (40) against cutout on
underside of cover (1). Use nylon tape (E390.1).
94.
Apply nylon tape (E390.1) (41) around cutout
(37) on top side of cover (1). Install core plug
(38) in cutout against aluminum plate (40). Sand
plug flush with tape. Use abrasive paper (E6)
and sanding block long enough to span plug.
95.
Remove tape (41). Matchmark core plug (38) to
cover (1). Remove plug.
96.
Go to step 99.
97.
If core plug (38) is same height as surrounding
core (39), cut two pieces of fiberglass laminate
(E168.1) (42) to fit cutout (37) at top and bottom
of cover (1).
98.
Check that pieces of laminate (E168.1) (42) fit
against installed core plug (38) flush with cover
(1) on both sides. Remove laminate and plug.
5-769
