What was found
AIRCRAFT IN BASE MAINTENANCE: EMERGENCY POWER SUPPLY UNIT 11WL FAILED BITE TEST. REPLACED EMERGENY POWER SUPPLY UNIT PER AMM 33-51-00.
- Difficulty date
- August 4, 2022
- Submitted
- August 5, 2022
- Operation
- Air carrier
- Aircraft
- N903AA
- Make and model
- Airbus A321231
- Aircraft serial
- 7566
- Aircraft time
- 68,710 hours, 26,192 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Part number
- 32146210
- Part serial
- 151370
- Condition
- Inoperative
- Location
- Zone 200 - Fuse
- 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.