T-45A UJPT, E2-C2, ADV, & IUT Eng-05
Fuel System
(2) Door closed: electrical power is
removed from 28 VDC ground
services bus and fuel system is set
for flight
(3) Defuel position can be selected
manually
c.
Refueling valve
(1) Location: bottom of fuselage tank
(2) Solenoid-operated
(3) Receives electrical power from
(a) 28 VDC essential services bus
(either battery or ground
power) (163600 through
163646 before AFC-36)
(b) 28 VDC ground services bus
when refueling panel door is
open (either battery number
Sg 2, fr 5
one or ground power)
(163647 and up; also 163600
through 163646 after AFC-36)
d.
Fuselage high-level float switch
precheck valve
(1) Location: center fuselage between
REFUELING HIGH-LEVEL SWITCH
intakes
PRECHECK VALVE
(2) Solenoid-operated
(3) Receives electrical power from 28
VDC ground services bus when
refueling panel door is open
e.
Refueling high-level switch precheck
(163647 and up; also 163600 through
163646 after AFC-36)
(8-03) Original
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