TM 10-5411-200-14T.O. 35E4-177-14-39.(cont)n.Mark each patch outline on panel skin, and sand all paint from panelskin within marked area with sandpaper (Item 17, Appendix E).o.Index each patch and panel skin with a mark to allow patches to bereplaced with same orientation.p.Remove patches and bonded sandwich panel.q.Deburr drill holes and sand all paint from panel skin within markedareas.r.Clean loose core material, dust, and chips from cutout opening.s.Wipe panel skin within marked areas, two patches, and bondedsandwich panel metal skin with a clean cloth dampened with solvent.Immediately wipe solvent from surfaces with a clean, dry cloth.t.Mix sufficient amount of adhesive in accordance with manufacturer’sinstructions.u.Apply a thick coat of adhesive to inside surfaces of panel cutoutopening, bonded sandwich panel, and two patches.v.Position bonded sandwich panel in cutout opening.w.Fill any gaps between cutout opening and bonded sandwich panel withadhesive.x.Place patches over prepared areas in same orientation as step o.y.Align holes and using hand blind riveter, install 1/8 inch (3.18 mm)diameter blind rivets (Items 15-16, Appendix E).(Refer to paragraph 4-32)z.Clean repaired surfaces.aa.Caulk around repair patches.(Refer to paragraph 4-42)ab.Refinish in accordance with paragraph 4-43)4-173
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