What was found
AIRCRAFT IN BASE MAINTENANCE: EMERGENCY POWER SUPPLY UNIT 10WL FAILED SYSTEM TEST. REPLACED EMERGENCY POWER SUPPLY UNIT 10WL PER AMM 33-51-38 AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK.
- Difficulty date
- March 11, 2023
- Submitted
- March 14, 2023
- Operation
- Air carrier
- Aircraft
- N412UW
- Make and model
- Airbus A321253NX
- Aircraft serial
- 9224
- Aircraft time
- 10,182 hours, 2,796 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Part number
- 32146210
- Part serial
- 164638
- Condition
- No Test
- Location
- Zone 200 - Fuse
- Part time
- 10,182 hours, 2,796 cycles
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.