As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CONTROL CAB SINGLE CHANNEL ZONE TEMP FAILURE LIGHT ILLUMINATED ON RECALL AND EXTINGUISHED ON RESET. GROUNDED - YES. NR 2 PZTC BITE FREV FLT SHOWS FLT DECK TRIM VALVE FAULT, RESET FAULT. VERIFIED BOTH PACKS OPS CHECKED NORMAL ON GND WITHOUT FAULTS. NR 1 AND NR 2 PZTC BITE VERIFIED GOOD WITHOUT FAULTS.