TM 5-5420-278-24&P
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BILGE/DRAIN PLUGS AND INSERTS REPLACEMENT (Contd)
NOTE
Bilge plugs on bottom of inner and outer pontons of IRB-I are
accessed with bay in the folded position only.
Bilge plugs on roadway/walkway decks are accessible with bay in
unfolded position only.
Bilge plugs on ramp bay and interior bay are removed and
installed the same way. Interior bay is shown.
REMOVAL
1.
Remove bilge plug (5) and clasp (2) from ponton (7) (TM 5-5420-278-10).
2.
Remove clamp (3) and cable (4) from bilge plug (5).
3.
Remove clamp (3) and cable (4) from clasp (2).
4.
Remove gasket (6) from bilge plug (5). Discard gasket (6).
CAUTION
Do not overheat area around insert or damage to aluminum may
occur.
NOTE
Heat ponton inserts to loosen sealing compound before removing
insert.
5.
Remove insert (1) from ponton (7), using a large extractor or steel plate.
INSTALLATION
NOTE
Apply sealing compound to threads of insert.
1.
Using a bilge plug (5) installed in insert (1), install insert (1) on ponton (7). Do not remove bilge
plug (5) until sealing compound has hardened.
2.
Install new gasket (6) on bilge plug (5).
3.
Install cable (4) and clamp (3) on clasp (2).
4.
Install cable (4) and clamp (3) on bilge plug (5).
NOTE
Apply a light coat of grease to threads of bilge plugs at
installation.
5.
Install clasp (2) and bilge plug (5) on ponton (7) (TM 5-5420-278-10).
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BILGE PLUG, BOTTOM OF BAY
BILGE PLUG, ROADWAY/WALKWAY DECK
END OF WORK PACKAGE
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