What was found
FLT 1591, JFK-LIR. (ETOPS) CLASS II MAINTENANCE AC GEN ( CLASS II MX MSG - GPCU OR AC GEN ); REMOVED AND REPLACED NR 2 GCU IAW AMM 24-22-34. OPS CHK GOOD NO FAULT MSG PRESENT AT THIS TIME MX-4 UPDATED PLAC REMOVED.
- Difficulty date
- November 8, 2025
- Submitted
- January 13, 2026
- Operation
- Air carrier
- Aircraft
- N2142J
- Make and model
- Airbus A321271NX
- Aircraft serial
- 10254
- Aircraft time
- 16,779 hours, 3,121 cycles
- System (JASC)
- 2421 · AC Generator-Alternator
- Part
- Gcu
- Part number
- 767584M
- Part serial
- AAAY022112
- Condition
- Faulted
- Location
- Nr 2
- Part time
- 16,855 hours, 3,136 cycles
- Stage of operation
- NR
- How discovered
- V
- Nature of condition
- J
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.