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 TM 55-1905-223-24-3
l.
Remove check valve (18) from loop clamp (19).
m. Remove hexagon capscrew (14), lockwasher (13), and remove angle bracket (12) and ring spacer (11).
REPAIR
Repair of the fuel tubing group consists of replacing check valves (18 and 25) and ring spacer (11).
REPLACEMENT
a. Install new ring spacer (11), angle bracket (12) and secure with lockwasher (13) and hexagon capscrew
(14).
b. Install check valve (18) and loop clamp (19) and secure to angle bracket (12) with plain hexagon nut
(10), lockwasher (9), flat washer (16), and machine bolt (15).
c.
Install check valve (25) and loop clamp (3) and secure to angle bracket (4) with flat washer (26),
lockwasher (27), and hexagon capscrew (1).
d. Install pipe-to-tube elbows (2 and 23) and pipe reducer (24) on check valve (25).
e. Install and connect bent metallic tube (5) to pipe-to-tube elbow (23).
f.
Connect bent metallic tube (5) to pipe-to-tube elbow (6).
g. Install and connect bent metallic tube (8) and pipe union (20) to check valve (18).
h. Connect bent metallic tube (8) to pipe tee (7).
i.
Install and connect metallic tube (21) and pipe union (17) to check valve (18).
j.
Connect metallic tube (21) and machine thread plug (22) onfuel pump.
k.
Open fuel supply valve and remove tag. TM 55-1905-223-10.
l.
Remove tags from electrical power. TM 55-1905-223-10.
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