What was found
ETOPS - DURING BLEED AIR PRE-COOLER REPLACEMENT. FOUND FAV CONTROL THERMOSTAT LEAKING AIR DURING LEAK CHECK. REMOVED AND REPLACED FAV CONTROL THERMOSTAT SEAL PER AMM 36-11-43. LEAK CHECK GOOD. OK FOR SVC
- Difficulty date
- February 16, 2024
- Submitted
- February 17, 2024
- Operation
- Air carrier
- Aircraft
- N389HA
- Make and model
- Airbus A330243
- Aircraft serial
- 1316
- Aircraft time
- 47,672 hours, 7,532 cycles
- System (JASC)
- 7500 · Engine Bleed Air System
- Part
- Thermostat
- Part number
- UNKNOWN
- Condition
- Leaking
- Location
- Precooler
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.