What was found
FOLLOW-UP OF SDR RELATING TO PRESSURIZATION PROBLEM, DIFFICULTY TRACED TO TEMP CONTROL BOX LOCATED IN AFT EQUIPMENT AREA. CONTROLLER REPLACED. OPERATIONAL CHECKS GOOD, AIRCRAFT RETURNED TO SERVICE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FOLLOW-UP OF SDR RELATING TO PRESSURIZATION PROBLEM, DIFFICULTY TRACED TO TEMP CONTROL BOX LOCATED IN AFT EQUIPMENT AREA. CONTROLLER REPLACED. OPERATIONAL CHECKS GOOD, AIRCRAFT RETURNED TO SERVICE.