As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CAB ZONE TEMP LIGHT ILLUMINATES ON RECALL GOES OUT ON RESET. GROUNDED - YES. CK OF PACK TEMP CONTROLLER FOUND LATCHED FAULT ON NR 2 PACK TEMP CONTROLLER FLT DECK TRIM VALVE. SUBSEQUENT BITE TEST PASSED - OPS CK OF PACK SYS & TRIM AIR NML. LITE EXTINGUISHED. OPS CK NML PER AMM 21-61-00.