What was found
FLT# 1621, LHR-BOS. (ETOPS) HYD RAT FAULT ON ENG 1 SHUTDOWN; REMOVED AND REPLACED RAT PRESSURE SWITCH PER AMM 29-22-53 & PERFORMED DEPLOYMENT & RETRACTION PF THE RAT PER AMM 29-22-00 OPS CK NORMAL NO LEAKS NOTED A/C OK FOR SVC.
- Difficulty date
- April 7, 2026
- Submitted
- April 8, 2026
- Operation
- Air carrier
- Aircraft
- N4077J
- Make and model
- Airbus A321271NX
- Aircraft serial
- 11604
- Aircraft time
- 8,796 hours, 1,369 cycles
- System (JASC)
- 2920 · Hydraulic System, Auxiliary
- Part
- Ram Air Turb
- Condition
- Faulted
- Location
- Zone 400
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.