What was found
AIRCRAFT WAS GROUNDED: EMERGENCY POWER SUPPLY UNIT SYSTEM TEST FAILED AT LOCATION 12WL PER JOB CARD 26L00005062. MAINTENANCE REPLACED EMERGENCY POWER SUPPLY UNIT BATTERY PER AMM 33-51-38.
- Difficulty date
- November 11, 2019
- Submitted
- November 14, 2019
- Operation
- Air carrier
- Aircraft
- N167AN
- Make and model
- Airbus A321231
- Aircraft serial
- 7013
- Aircraft time
- 10,631 hours, 4,164 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Condition
- No Test
- Location
- Emergency Lights
- 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.