What was found
EPSU BATTERY EMERGENCY LIGHT MESSAGE, DURING OPS CHECK . R & R EPSU 11WL. OPS CHKD GOOD IAW AMM 33-51-38.
- Difficulty date
- August 21, 2026
- Submitted
- August 21, 2026
- Operation
- Air carrier
- Aircraft
- N817UA
- Make and model
- Airbus A319131
- Aircraft serial
- 873
- Aircraft time
- 83,111 hours, 36,659 cycles
- Engine
- Iae V2522A5
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Part number
- 32145410
- Part serial
- 8190
- Condition
- No Test
- Location
- Zone 200
- Part time
- 25,113 hours, 12,952 cycles
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- L
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.