What was found
FLT 1578, LAS-BOS. (ETOPS) COND TRIM AIR FAULT, COCKPIT TRIM AIR, COCKPIT/CABIN TRIM AIR VALVES. OPEN
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLT 1578, LAS-BOS. (ETOPS) COND TRIM AIR FAULT, COCKPIT TRIM AIR, COCKPIT/CABIN TRIM AIR VALVES. OPEN