What was found
NR 1 ENGINE AIR EXCHANGER FAULT. PERFORMED TSM TASK 79-20-00-810-809-A. NO DEFECTS NOTED. OK FOR SERVICE
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
NR 1 ENGINE AIR EXCHANGER FAULT. PERFORMED TSM TASK 79-20-00-810-809-A. NO DEFECTS NOTED. OK FOR SERVICE