cross-feed
cross-feed
![cross-feed](file://ENCYDOPEDIA/f0189-02.jpg)
A typical cross-feed cock. In ‘NORM' position all pumps are energized. ‘AFT' position energizes pumps in the aft tank, opens cross-feed valve and transfers fuel to the engine and forward tank. Selection of switch to ‘FORWARD' position energizes the pump in the forward tank, opens cross-feed valve and transfers fuel to the engine and aft tank.