TM 9-2320-365-20-5
(7) Install heater duct (1) on heater (8) with four washers
(23), lockwashers (24), and screws (25).
(8) Tighten two self-locking nuts (7 and 19).
(9) Route fuel tube (26) through hole (27) in pod panel (2).
(10) Install fuel tube (26) on fuel overflow port (28).
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