TM 55-1520-240-23-4
5-70
REPAIR BLADE FAIRING — DOUBLE SKIN
(Continued)
5-70
26.
Wear gloves (E186). Clean cutout (15), patches
(20) and skin (12) where finish was removed.
Use cloth (E120) damp with acetone (E20).
Wipe dry with clean cloth (E120). Do not remove
gloves.
INSPECT
APPLY ADHESIVE
NOTE
Prepackaged adhesive (E40) is
preferred. Use adhesive (E41) only if
prepackaged kit is not available.
27.
Mix tube of adhesive (E40). Follow instructions
on kit.
Weigh and mix adhesive and resin
accurately to produce acceptable
bond.
28.
If adhesive (E40) is not available, prepare
adhesive (E41) as follows:
a.
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.
29.
Apply adhesive (E40 or E41) to one patch (20)
and 1 inch wide area (26) around cutout (15).
Use stiff brush. Wear gloves (E186). If fiberglass
laminate (E168.1) is used, apply adhesive so
edges of patch curl toward blade.
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