TM 55-1520-240-23-10
13-19
INSTALL AIR INLET DUCT
(Continued)
13-19
1.
Remove old sealant from around inlet (1). If seal
(2) was removed, remove old adhesive from
flange (3). Use solvent (E161) and cloths (E120).
Wear gloves (E186).
2.
If seal (2) was removed, install new seal on
flange (3). Use cement (E103).
3.
Have helper remove old sealant from around
inlet (1) outside helicopter. Use solvent (E161)
and cloths (E120). Wear gloves (E186).
4.
Clean wire fabric (4). Use solvent (E161) and
stiff-bristled brush. Wear gloves (E186).
5.
Remove tape and barrier material from fan (5).
6.
From outside helicopter, have helper install four
screws (6) and four snap fasteners (7).
7.
Position wire fabric (4) and air inlet duct (8) over
inlet (1).
8.
From inside, install eight nuts (9) and washers
(10) while helper holds screws (6) and snap
fasteners (7) outside.
13-75
