What was found
(CAN) CLIMBING THROUGH 16,000 FEET- CREW NOTICED POOR CLIMB PERFORMANCE & FOUND NR1 ENGINE OP AT 1.07 EPR (NR2 ENGINE OP AT 1.38 EPR). AFTER CHECK LIST COMPLETED, POWER LEVER REDUCED TO IDL E &- NR1 ENGINE FLAMED OUT. RESTART ATTEMPT WAS UNSUCCESSFUL,- A/C RETURNED TO POINT OF DEPARTURE WHERE A SINGLE ENGINE LDG WAS CARRIED OUT. POST FLT MAINT INSP FOUND- FUEL SUPPLY LINE (PIPE) BETWEEN- FUEL CNTL UNIT (FCU) &- FUEL FLOW XMITTER LEAKING AT- XMITTER CONNECTION.- PIPE WAS REPLD. A CHECK OF ENGINE RECORDS SHOW- ENGINE WAS RELEASED FRO M- POWER PLANT SHOP IN MAY 97, WHEN- FUEL PIPE WAS INST.- EXACT CAUSE OF- FAILURE COULD NOT BE DETERMINED.