What was found
DURING DESCENT, THE NR TWO ENGINE FLAMED OUT WHEN THE ENGINE ANTI-ICE WAS TURNED OFF. THE FLAME OUT CHECK LIST WAS ACCOMPLISHED AND THE ENGINE WAS RESTARTED. ALL ENGINE INDICATIONS WERE NORMAL FOR THE REMAINDER OF THE FLIGHT. LOOSE PS-4 LINE WAS FOUND AT THE NR TWO FUEL CONTROL UNIT; TIGHTENED LINE. ANTI-ICE OPERATED NORMALLY AS WELL AS ALL OTHER ENGINE FUNCTIONS DURING ENGINE RUN. ENGINE OPERATIONALLY CHECKED GOOD IAW DC-8 MM.