As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CONT CAC "ZONE TEMP" ILLUMINATED UPON RECALL FOLLOWS QRH. CLEARS WITH MASTER CAUTION RESET. NR 2 PACK/ZONE TEMP CTRL LOGGED FLT DECK TRIM VALVE. REPLACED CONTROL CABIN TRIM MOD VALVE V143 REF MM 21 61 21. ALL INSTALLATION TESTS NORMAL PER MM 21 61 21. ETOPS SIGNIFICANT SYSTEM GROUND VERIFICATION COMPLETE. SEAMC NOTIFIED.