TM 10-4520-259-13&P
b.
Remove elbow (2).
c.
Remove two capscrews (3), two nuts (4), two flat washers (5), and two star washers (6).
d.
Lower rivet on air band to lowest position to clear fuel filter (7).
e.
Remove two nuts (8), lockwashers (9), screws (11), flat washers (10), and brace (12) from
mounting bracket (13).
f.
Unscrew fuel filter (7) from nipple (14).
Remove the fuel filter assembly (M-85) as follows:
g.
Disconnect hoses (1) from nipples (2).
h.
Remove two nuts (8), lockwashers (9), screws (11), flat washers (10), and brace (12) from
mounting bracket (13).
i.
Remove nipples (2) from fuel filter (7).
REPAIR
a.
Remove two nuts (4), lockwashers (5), screws (3), flat washers (6), and brace (12), from fuel filter
head (14).
b.
Remove four screws (15) securing plate (16), filter bowl (17), and gasket (18), from fuel filter
head (14).
WARNING
Dry cleaning solvent P-D-680 is toxic and flammable. Wear protective goggles
and gloves and use only in well ventilated areas. Avoid contact with skin, eyes,
and clothes and don't breathe vapors. Do not use near open flame or excessive
heat. The flash point is 100-138°F (38-59°C). If you become dizzy while using
cleaning solvent, get fresh air and medical aid immediately. If contact with eyes is
made, wash your eyes with water and get medical aid immediately.
c.
Clean all parts in dry cleaning solvent.
Change 2 4-45
