TM 1-1520-238-23
1-45
1.18.
FUEL SERVICING – HOT RAPID SINGLE POINT ADAPTER (SPA) METHOD – continued
TANKS TO BE REFUELED
FWD TNK / AFT TNK SWITCHES
BOTH
AFT ONLY
FWD ONLY
AFT TANK
OPEN
OPEN
CLOSED
LEVEL CONT VALVES
FWD TANK
OPEN
CLOSED
OPEN
AFT CLOSED
OFF
OFF
ON
INDICATORS
FWD CLOSED
OFF
ON
OFF
CAUTION
The fuel system may be damaged if air
does not vent from the fuel cells during
servicing. Stop fuel servicing if air does
not escape from vent tubes.
k. Check forward and aft fuel cell vents (12) and
(13) for escaping air.
WARNING
Failure of automatic shutoff sequence
will be indicated by fuel flowing from
fuel cell vent tubes. This failure could
damage the airframe and injure per-
sonnel. Manually stop fuel flow if this
occurs. If injury occurs, seek medical
aid.
l. Stop fuel servicing manually if fuel flows from
vent tubes (12) and (13).
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