What was found
AIRCRAFT WAS GROUNDED: DURING CLIMB OUT UNABLE TO CONTROL FLIGHT DECK TEMPERATURE. FLIGHT RETURNED TO MIA LANDING SAFELY. REPLACED FLIGHT DECK TRIM AIR VALVE PER AMM 21-61-02. ACCOMPLISHED SATISFACTORY LEAK AND OPERATIONAL CHECKS.
- Difficulty date
- January 14, 2023
- Submitted
- January 17, 2023
- Operation
- Air carrier
- Aircraft
- N733AR
- Make and model
- Boeing 777323
- Aircraft serial
- 33524
- Aircraft time
- 32,889 hours, 3,807 cycles
- System (JASC)
- 2160 · Cabin Temperature Control System
- Part
- Valve
- Part number
- 8102212
- Condition
- Uncontrollable
- Location
- Cockpit Temp
- Stage of operation
- CL
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.