What was found
AIRCRAFT NOT GROUNDED - CABIN OVERHEAD EMERGENCY LIGHTS ON, CYCLED THROUGH COCKPIT SWITCH WITH NO CHANGE. ACCOMPLISHED RESET, PERFORMED EMERGENCY POWER SUPPLY UNIT (EPSU) TEST, OPERATES NORMAL PER AMM 33-51-00.
- Difficulty date
- March 30, 2020
- Submitted
- April 1, 2020
- Operation
- Air carrier
- Aircraft
- N906AA
- Make and model
- Airbus A321231
- Aircraft serial
- 7651
- Aircraft time
- 9,301 hours, 3,538 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Condition
- Malfunctioned
- Location
- Cabin
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.