What was found
AIRCRAFT WAS NOT GROUNDED. EMERGENCY LIGHT OPERATION TEST FAILED MESSAGE EMERGENCY POWER SUPPLY UNIT (11WL) EXIT LEFT. MAINTENANCE PERFORMED.
- Difficulty date
- December 9, 2017
- Submitted
- December 14, 2017
- Operation
- Air carrier
- Aircraft
- N121AN
- Make and model
- Airbus A321231
- Aircraft serial
- 6238
- Aircraft time
- 11,109 hours, 3,406 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Part number
- 32146210
- Condition
- Failed
- Location
- Cabin
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.