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TM 10-4930-240-13
4-17. COVER ASSEMBLY (PRESSURE REDUCING) REPAIR - cont.
(2) Using lower frame (29) as a template, drill 1/8-inch diameter holes through side panels (33) and end
panels (20) for rivets (27).
(3) While holding side panels (33) and end panels (20) in position, Install 52 rivets (27) and v backup
plates (28) through lower frame (29).
(4) Apply adhesive along mating surfaces of upper frame (25) and top panel (26).
(5) Position upper frame (25) on top panel (26) Using holes In top frame as a template, drill 1/8-inch
diameter holes through top panel for rivets (23).
(6) While holding top panel (26) in position, install 48 rivets (23) and backup plates (24) through upper
frame (25).
(7) Apply adhesive to mating surfaces of upper frame (25), side panels (33) and ends panels (20).
(8) Position upper frame (25) and attached top panel (26) over side panels (33) and end panels (20).
(9) Using holes In upper frame (25) as a template, drill 1/8-inch diameter holes through side and end
panels (20 and 33) for rivets (21).
(10) While holding side and end panels (20 and 33) in position, Install e 52 rivets (21) and backup
plates (22) through upper frame (25).
(11) Apply adhesive to mating surfaces of corner post (32), end panel (20) and side panel (33).
(12) Position corner post (32) on end panel (20) and side panel (33).
(13) Using holes in corner post as a template, drill 1/8-inch diameter holes through side and end panels
for rivets (30).
(14) While holding corner post (32) in place, Install (15) backup plates (31) and rivets (30).
(15) Repeat steps (11) through (14) for three remaining corner posts (32).
(16) Apply adhesive to mating surfaces of lift handle (19) and end panel (20).
(17) Position lift handle (19) on end panel (20).
(18) Using holes in lift handle (19) as a template, drill 1/8-inch diameter holes through end panel (20) for
rivets (17).
(19) While holding lift handle (19) in place, Install 10 backup plates (18) and rivets (17).
(20) Repeat steps (16) through (19) for other lift handle (19) .
4-20
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