TM 55-1520-240-23-8
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DEFUELING WITH AC POWER ON HELICOPTER
(Continued)
10-34
26.
Position grounded container(s) (26) under drain
valves (27 and 28) of applicable tank(s).
27.
Insert screwdriver in slot (29) of forward drain
valve (27). Push up and turn drain valve
stem (30) clockwise. Drain remaining fuel into
container (26). Remove screwdriver.
28.
Insert screwdriver in slot (31) of aft drain valve
(28). Drain remaining fuel into container (26).
Remove screwdriver.
29.
Remove grounded container(s) (26).
30.
Clean up any spilled fuel. Use cloths (E135).
31.
Manually open APU shutoff valve lever (4).
FOLLOW-ON MAINTENANCE:
None
END OF TASK
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