INSTALL FUEL TANK BREAKAWAY FITTINGS
Parts connected to breakaway fittings
must be installed without applying
force to fitting. Otherwise fitting may
Procedure is similar to install
breakaway fittings in any fuel tank
except captive breakaway fitting (1) at
forward and aft ends of main fuel tank
(Task 10-48.4). Forward No. 1 (left)
intertank area shown here contains
typical breakaway fitting installations.
Position packing (2) and breakaway fitting (3) on
fuel tank (4). Install six screws (5) and washers
Position manifold (7), hose (8), tube (9) and
applicable seals and packings on breakaway
fittings (3). Install eight bolts (10), washers (11),
and nuts (12) loosely. If connecting hose coupling
(13) breakaway fitting, hold flats with wrench
while tightening. Connect tube at other end.
Connect hose (14).
Tighten bolts (10) at breakaway fittings (3). Use
wrench on flats to prevent application of force
to breakaway fittings.
Perform vent system flow test (Task 10-118).
Perform pressure refueling system test (Task 10-119).
Test affected tank after installation (Task 10-22,
10-27, or 10-32).
Refuel helicopter (Task 10-51).
Check for leaks (Task 10-4).
Bleed fuel system (Task 10-121).
Perform operational check of fuel system (TM
Close forward landing gear door or aft intertank pod
panel (Task 2-2 or 2-188).
END OF TASK