What was found
AFT CABIN ZONE TEMP VALVE INOP(<P>PERFORMED ZONE TEMP CONTROLLER BITE IAW AMM 21-61-03 FOUND AFT ZONE TRIM VALVE FAULT.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AFT CABIN ZONE TEMP VALVE INOP(<P>PERFORMED ZONE TEMP CONTROLLER BITE IAW AMM 21-61-03 FOUND AFT ZONE TRIM VALVE FAULT.