What was found
AIRCRAFT IN BASE MAINTENANCE, EPSU (EMERGENCY POWER SUPPLY UNIT) AT L2 (15WL) FAULT LIGHT ON. REMOVED AND REPLACED L2 EPSU (15WL) PER AMM 33-51-38, OPERATIONAL CHECK OKAY.
- Difficulty date
- June 20, 2020
- Submitted
- June 22, 2020
- Operation
- Air carrier
- Aircraft
- N573UW
- Make and model
- Airbus A321231
- Aircraft serial
- 5939
- Aircraft time
- 21,667 hours, 8,395 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Part number
- 32146210
- Part serial
- 144635
- Condition
- Faulty
- Location
- Cabin
- Part time
- 21,667 hours, 8,395 cycles
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- J
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.