What was found
AIRCRAFT WAS NOT GROUNDED. EMERGENCY LIGHT TEST FAILED, LEFT FORWARD EMERGENCY POWER SUPPLY UNIT 10WL. REPLACED 10WL EMERGENCY POWER SUPPLY UNIT, PER AMM 33-51-11.
- Difficulty date
- November 26, 2020
- Submitted
- November 27, 2020
- Operation
- Air carrier
- Aircraft
- N970UY
- Make and model
- Airbus A321231
- Aircraft serial
- 3924
- Aircraft time
- 40,178 hours, 14,478 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Part number
- 32146210
- Part serial
- 132150
- Condition
- Inoperative
- Location
- Emergency Lights
- Part time
- 40,178 hours, 14,478 cycles
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.