1047. FUEL QUANTITY INDICATION/TRANSFER MAINTENANCE OPERATIONAL
A difference of up to 10 % between pilot and CPG readouts is acceptable.
When caution/warning panel FUEL LOW AFT indicator is set to illuminate
between 220 and 260 lbs. at ground attitude (4.3 to 4.6 tail down), it will
illuminate between 210 and 270 lbs. (per TM 1-1520-238-10) at cruise attitude
(3.0 to 3.3 nose down).
ab. When pilot FUEL quantity indicator
(fig. 1063) AFT vertical display reaches 22
to 26, check that pilot and CPG
caution/warning panel (fig. 1056 and
fig.1057) FUEL LOW AFT indicators are
If pilot caution/warning panel FUEL LOW AFT
indicators are not lighted with pilot FUEL quantity
indicator AFT vertical display indicating 22 to 26, go
to paragraph 1056.
ac. On pilot FUEL panel (fig. 1058), set
TRANS switch to OFF.
ad. On CPG FUEL panel (fig. 1067.3), set
ORIDE switch to CPG. Check that pilot
center circuit breaker panel (fig. 1067.1)
FUEL XFEED and FUEL BST circuit
breakers stay closed.
If FUEL XFEED circuit breaker does not stay closed
with ORIDE switch set to CPG, go to
If FUEL BST circuit breaker does not stay closed with
ORIDE switch set to CPG, go to paragraph 1044.
CPG FUEL Panel
ae. On CPG FUEL panel, set TRANS switch to
af. On pilot center circuit breaker panel, check
that FUEL TRANS circuit breaker stays
If FUEL TRANS circuit breaker does not stay closed
go to paragraph 1066H.
ag. In ammo storage bay (fig. 1067.2), have
assistant check fuel transfer pump for
If fuel transfer pump is not operating, go to paragraph