As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ZONE TEMP CONT CAB ILLUMINATES ON RECALL, RESETS. ACFT GROUNDED. ACCOMPLISHED PACK/ZONE TEMP CONT BITE TEST ON BOTH CONTROLLERS. NR 1 SHOWS NO FAULTS. NR 2 SHOWS TCV FOR FLT DECK VALVE. CLEARED FAULT, ACCOMPLISHED CABIN TEMP CONT. & IND. OPS TEST FOR 1 HR. NO FAULTS. RAN PACK/ZONE TEMP CONT. BITE TEST NOW SHOWS NO FAULTS. GROUND VERIFICATION SUCCESSFUL.