TM 55-1520-240-23-4
5-72.1
REPLACE BLADE FAIRING TIP SECTION
(Continued)
5-72.1
APPLY ADHESIVE
NOTE
Prepackaged adhesive (E40) is
preferred. Use adhesive (E41) only if
prepackaged kit is not available.
9.
Mix tube of adhesive (E40). Follow instructions
on kit.
Weigh and mix adhesive and resin
accurately to produce acceptable
bond.
10.
If adhesive (E40) is not available, prepare
adhesive (E41). Weigh 100 parts of resin, and
23 parts of hardener. Mix in polyethylene cup
(E157) until color is uniform. Use wood spatula
(E424). Wear gloves (E186).
NOTE
Working life of adhesive is 30
minutes.
11.
Align trailing edge (7) and tip (8) of replacement
section (6) with outside edges of doublers (4).
Check that doublers overlap section 1-1/2 inches
in each direction. Mark outline of section on
each doubler.
12.
Apply adhesive (E40 or E41) to bottom of
replacement section (6) and marked side of
doublers (4) within marked outline. Record
weight of adhesive used.
13.
Position section (6) within outline on one doubler
(4). Press firmly together.
14.
Position top doubler (4) on replacement section
(6). Press firmly together.
15.
Apply a thin coat of adhesive to outside surface
of both doublers (4).
16.
Align mesh (5) with trailing edge (7) and tip (8)
of section (6) over doublers (4). Set mesh in
adhesive on doublers.
5-413