Matching Pairs ANNUNCIATOR PANEL Online version Panel Annunciator Test by Carlos Andrés Cortés 1 FUEL CROSSFEED 2 R NO FUEL XFR 3 L PITOT HEAT 4 L DC GEN 5 L ENG FIRE 6 EXT PWR 7 L CHIP DETECT 8 BAT TIE OPEN 9 CABIN ALT HI 10 L FUEL PRESS Right wing tank empty or transfer pump failure Low fuel pressure on left side External power conector is plugged in Left pitot heat inoperative or switch is In the off position Battery isolated from generator buses Fire in the left engine compartment Cabin pressure altitudeexceeds 12,500ft Metal contamination in the left engine Oil is detect crossfeed valve is open Left generator off the line