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

TM 1-1520-238-T-7 10–27 10–6. CONTROLS AND INDICATORS (cont) 10–6 Table 10–1. Fuel System Controls and Indicators (cont) M70-238A PRESS TO TEST SWITCH INDICATOR NITROGEN INERT MONITOR Indicator Refueling Panel SWITCH/INDICATOR POSITION FUNCTION FUEL QTY switch IND ON Enables FUEL QTY indicator to display fuel quantity in forward and aft fuel cells. OFF De-energizes FUEL QTY indicator. FUEL QTY indicator Indicates fuel quantity in forward and aft fuel cells. Refuel valve OPEN indicator Indicates refuel valve switch is open when lighted. Refuel valve switch OPEN Energizes fuel transfer valve and fuel vent shutoff valve. CLOSE REFUEL VALVE De-energizes fuel transfer valve and fuel vent shutoff valve. FWD TNK LVL CONT VALVES switch CLOSE Allows checking of forward fuel level control valve for automatic shutoff after refueling begins. OPEN Opens fuel control valves in forward fuel cell. Turns off indicator and allows refueling to continue. AFT TNK LVL CONT VALVES switch CLOSE Allows checking of aft fuel level control valve for automatic shutoff after refueling begins. OPEN Opens fuel control valves in aft fuel cell. Turns off indicator and allows refueling to continue. FWD CLOSED indicator Lights when forward fuel level control valve is closed when lighted. AFT CLOSED indicator Lights when aft fuel level control valve is closed when lighted.