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DEFUELING – GRAVITY METHOD – continued | Up
TM-1-1520-238-23-1 Helicopter Attack AH-64A Apache (NSN 1520-01-106-9519) (EIC: RHA) Manual | Next
DEFUELING – GRAVITY METHOD – continued |
TM 1-1520-238-23
1-61
1.21.
DEFUELING – GRAVITY METHOD – continued
CAUTION
Fuel cell may be damaged if air does not
flow into fuel cell during defueling.
i. Check vent tubes (10) and (11) for air flowing
into fuel cell.
(1) Stop defueling if air does not flow into cell.
j. Stop defueling pump when fuel cell is empty.
NOTE
Apply a thin coat of lubricating oil
(item 117, App F) to inner liner if fuel cell
is to remain empty more than 10 days
(TM 1-1500-204-23).
k. Remove defueling nozzle (9).
(1) Remove defueling nozzle (9) from filler port
(16).
(2) Remove defueling nozzle ground (7) from
grounding receptacle (20).
l. Install aft fuel tank filler cap (14).
(1) Release filler cap chain (17) from locking det-
ent (19).
(2) Install filler cap (14) into filler port (16).
(3) Turn locking tab (15) to CLOSED. Press tab
(15).
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