What was found
ETOPS SIGNIFICANT SYSTEM - ON LANDING - ENG-1 -AIR EXCHANGER FAULT -MINOR FAULT. REMOVED AND REPLACED LEFT ENG AIR OIL HEAT EXCHANGER PER AMM 79-21-51. LEAK AND OPS CHECK GOOD. OK FOR SERVICE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ETOPS SIGNIFICANT SYSTEM - ON LANDING - ENG-1 -AIR EXCHANGER FAULT -MINOR FAULT. REMOVED AND REPLACED LEFT ENG AIR OIL HEAT EXCHANGER PER AMM 79-21-51. LEAK AND OPS CHECK GOOD. OK FOR SERVICE.