What was found
DURING A A03 CHECK, EMERGENCY LIGHT TEST, ACTIVE CLASS 1 FAULT CIDS 1 335100 EXIT SIGNS/EMERGENCY POWER SUPPLY UNIT 3L 15WL. REPLACED THE POWER SUPPLY IAW AMM 33-51-38, AND PERFORMED SATISFACTORY OPS CHECK. THE AIRCRAFT WAS GROUNDED
- Difficulty date
- May 12, 2018
- Submitted
- May 17, 2018
- Operation
- Air carrier
- Aircraft
- N271AY
- Make and model
- Airbus A330323
- Aircraft serial
- 323
- Aircraft time
- 80,865 hours, 12,357 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- 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.