What was found
DURING RVSM FLT TESTING, IN LEVEL FLT AT FL375, NR 1 ENG FLAMED OUT. CREW DECLARED EMERGENCY, DRIFTED DOWN & ENGINE RE-STARTED AT FL290 USING AIRSTAT CHECKLIST. A/C RETURNED TO YIP & LANDED WITHOUT FURTHER INCIDENT. MX INSPECTED NR 1 ENG TO DETERMINE CAUSE OF FLAME OUT. COMPRESSOR WAS BORESCOPED & FOD DAMAGE FOUND IN 6TH STAGE. DAMAGE BLENDED IAW GE SEI-187 MM 72-32-0. NR 1 ENG ANTI-ICE LINE FOUND TO BE CRACKED & REPAIR WELDED IAW THE USA JET GMM VOL 3, CHP 51, PAGE 5. ENG GIVEN A COMPRESSOR WASH & RUN TO CHECK PARAMETERS & FOR LEAKS. ENG RUN & CHECKED GOOD. A/C TEST FLOWN & A 'MAXIMUM ALTITUDE ACCELERATOIN TEST' PERFORMED IAW GE SEI-187 MM. TEST FLT SATISFACTORY & A/C RETURNED TO SERVICE. (M)