What was found
EMERGENCY POWER SUPPLY UNIT TEST SHOWS 11WL FAULT. REPLACED THE POWER SUPPLY IAW AMM 33-51-38. ACCOMPLISHED SATISFACTORY OPERATIONAL CHECK.
- Difficulty date
- September 29, 2017
- Submitted
- October 2, 2017
- Operation
- Air carrier
- Aircraft
- N166NN
- Make and model
- Airbus A321231
- Aircraft serial
- 6973
- Aircraft time
- 3,739 hours, 1,458 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Part number
- 32146210
- Part serial
- 150330
- 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.