Table 10–1. Fuel System Controls and Indicators (cont)

TM 1-1520-238-T-7 Change 5 10–29 10–6. CONTROLS AND INDICATORS (cont) 10–6 Table 10–1. Fuel System Controls and Indicators (cont) Pilot BTL DISCHARGE/APU Panel SWITCH/INDICATOR POSITION FUNCTION APU FIRE PULL Handle Pull to close APU fuel shutoff valve. M70-283A APU FIRE PULL HANDLE Pilot BTL DISCHARGE/APU Panel Caution/Warning Panels SWITCH/INDICATOR POSITION FUNCTION EXT EMP indicator (pilot) AMBER Lights when all external tanks are empty. (ADA) FUEL XFR (pilot) (ADB) FUEL XFER (CPG) FUEL XFR (CPG) indicators AMBER Lights when failure of fuel transfer with TRANS switch set to TO FWD or TO AFT. (ADB) FUEL XFR indicator GREEN Lights when FUEL TRANS switch is set to TO FWD or TO AFT and fuel transfer occurs. BOOST PMP ON indicator (pilot) AMBER Lights when boost pump is operating and is providing 8 to 10 psi in fuel line to fuel filter. REFUEL VALVE OPEN indicator (pilot) AMBER Lights when refuel valve is open. FUEL LOW AFT indicator AMBER Lights when 210 to 270 lbs. of fuel remains in aft fuel cell at cruise attitude. FUEL LOW FWD indicator AMBER Lights when 260 to 300 lbs. of fuel remains in forward fuel cell at cruise attitude. (ADB) XFEED indicator GREEN Lights when crossfeed is selected and both engine fuel valves are correctly positioned. (ADB) XFEED indicator AMBER Lights when one or both engine fuel valves are closed or crossfeed is selected and both valves are incorrectly positioned.