As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 1 ENGINE FLAME-OUT DURING CLIMB AT 7,000 FT. OIL PRESSURE STAYED ABOVE 10 PSI FOR APPROXIMATELY 20 MINUTES DURING WINDMILLING AFTER FLAME-OUT. AIR TURNBACK TO ILN. ACCOMPLISHED TROUBLESHOOTING PER P&W MM FOR FLAME-OUT, INSPECTED INLET AND EXHAUST AREAS. FOUND PS4 LINE BROKEN AT AFT END OF LINE (MUSCLE AIR TO NR 1 ENGINE FUEL CONTROL). REMOVED AND REPLACED PS4 LINE IAW DC-9 MM 72-00-00. P/N 809036-01. OPS CHECKED GOOD ON ENGINE RUN.