What was found
AIRCRAFT IN BASE MAINTENANCE - R1 EMERGENCY POWER SUPPLY UNIT (EPSU) 14WL INOPERATIVE. REPLACED EMERGENCY POWER SUPPLY PER JOB CARD 26C22025007/001.
- Difficulty date
- April 25, 2020
- Submitted
- April 29, 2020
- Operation
- Air carrier
- Aircraft
- N979UY
- Make and model
- Airbus A321231
- Aircraft serial
- 5763
- Aircraft time
- 22,246 hours, 8,950 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Part number
- 32146210
- Part serial
- 143503
- Condition
- Inoperative
- Location
- Cabin
- Part time
- 22,246 hours, 8,950 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.