APU OIL FILL TUBE: REMOVAL AND INSTALLATION (CONTINUED)
E Disconnect fuel return line (5) from bracket on oil filler tube
assembly (2).
F
Disconnect fuel return line quick-disconnect coupling (6) from
coupling half (7) in elbow (8).
G Remove elbow (8) from bracket on oil filler tube assembly (2).
H Remove screw (9), lockwasher (10) and clamp (11) from oil filler
tube assembly (2). Discard lockwasher.
I
Remove two screws (12), two lockwashers (13) and oil filler
tube assembly (2). Discard lockwashers. Screw two screws (12)
back in housing.
INSTALLATION
A
Secure clean rags in oil port opening where oil filler tube
assembly (2) was removed.
WARNING
Dry-cleaning solvent (PD-680) is toxic and flam-
mable. To prevent personal injury when using
PD-680, use only in a well-ventilated area. Avoid
breathing vapors. If you become dizzy get fresh
air immediately and seek medical attention.
Avoid contact with eyes, skin and clothing. Use
protective goggles, gloves, and clothing. If con-
tact is made, immediately flush with water and
seek medical attention. The flashpoint for Type I
dry-cleaning solvent is 100°F (38°C); for Type II
it is 138°F (50°C). Do not use near open flame or
excessive heat.
B
c
D
E
F
G
H
I
J
K
L
Scrape old gasket (14) from housing and clean housing mating
surface with dry-cleaning solvent (item 20, Appx D).
Remove rags from oil port opening. Remove two screws (12)
from housing.
Apply sealant adhesive (item 5, Appx D) to housing mating
surface, to mating surface of oil filler tube assembly (2) and to
both surfaces of new gasket (14).
Position gasket (14) on housing mating surface and install oil
filler tube assembly (2) on housing with two screws (12) and
two new lockwashers (13).
Install clamp (11) on oil filler tube assembly (2) with screw (9)
and new lockwasher (10).
NOTE
Use Teflon tape (item 62, Appx D) on all male
pipe fittings prior to installation.
Install elbow (8) to bracket on oil filler tube assembly (2).
Connect fuel return line quick-disconnect coupling (6) to cou-
pling half (7) in elbow (8).
Connect fuel return line (5) to bracket on oil filler tube
assembly (2).
Install elbow (4) on oil filler tube assembly (2). Connect
breather hose (3) to elbow (4).
If gasket (hidden) was removed from cap (1), install new
gasket in cap (1).
Install cap (1) on oil filler tube assembly (2).
TA313066
13-12.1
Change 1
TM 9-2350-267-20