TM 10-5411-201-14
T.O. 35E4-178-l
4-39.
(cont)
WARNING
Methylethylketone is flammable and toxic and shall be used only in a well-ventilated
area away from sparks or open flame. Gloves should be worn during use.
m.
Wipe panel skin within marked area and patch with a clean cloth (Item 5, Appendix E) dampened with solvent and
immediately wipe solvent from surfaces with a clean, dry cloth.
n.
Mix sufficient amount of adhesive (Item 1, Appendix E) in accordance with manufacturer’s instructions.
ORIGINAL
ALUMINUM
ADHESIVE
HONEYCOMB
UNDAMAGED
SKIN
PATCH
EPOXY
CORE PATCH
CORE
o.
Apply an even coat of adhesive to cutout core surfaces.
p.
Insert core plug in cutout opening and press firmly in place.
q.
Apply an even coat of adhesive around core plug and fill any gaps around plug.
r.
Apply heat using tripod base heat lamp, Appendix B, Item 16, at 200°F (93.3°C) for 40 to 60 minutes to fully cure
adhesive. Alternate cures: 150°F (65.6°C) for 4 hours or 75°F (23.9° C) for 72 hours.
s.
Sand cured adhesive with sandpaper to obtain a smooth contour with surface of panel skin.
t.
Apply an even coat of adhesive to mating surface of patch.
u.
Place patch over prepared area in same orientation as step j.
Align holes and using hand blind riveter, install 1/8 inch (3. 18 mm) diameter blind rivets (Items 15-16, Appendix
5). (Refer to paragraph 4-33).
w.
clean repaired surface.
x.
Caulk around repair patch. (Refer to paragraph 4-43).
y.
Refinish in accordance with paragraph 4-44.
4-174
Change 7
