What was found
LAX - FLT 221 - AFTER ABOUT 10,000 LBS OF FUEL BURNED OUT OF CENTER TANK, CENTER TANK STOPPED FEEDING THE ENGINES, 6800 LBS REMAINED. MADE UNSCHEDULED LANDING AT LAX. CENTER TANK WAS EMPTIED USING ONLY FORWARD PUMP. REPLACED THE CENTER TANK AFT BOOST PUMP. (M)