What was found
AIRCRAFT WAS NOT GROUNDED: MID RIGHT EMERGENCY POWER SUPPLY UNIT 14WL FAULTING. REPLACED MID RIGHT EMERGENCY POWER SUPPLY UNIT 14WL PER AMM 33-51-38.
- Difficulty date
- April 22, 2021
- Submitted
- April 23, 2021
- Operation
- Air carrier
- Aircraft
- N972UY
- Make and model
- Airbus A321231
- Aircraft serial
- 4123
- Aircraft time
- 39,274 hours, 14,447 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Part number
- 32146210
- Part serial
- 133416
- Condition
- Faulted
- Location
- Emergency Lights
- Part time
- 39,270 hours, 14,445 cycles
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- J
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.