What was found
AIRCRAFT IN BASE VISIT: OPERATIONAL TEST FAILED ON EPSU-EMERGENCY POWER SUPPLY UNIT FWD LH PASSENGER CABIN. REMOVED AND REPLACED EPSU 11WL ON LH FWD CABINE PASSENGER IAW AMM 33-51-38-000-801-A AND AMM 33-51-38-400-801-A.
- Difficulty date
- January 28, 2020
- Submitted
- February 3, 2020
- Operation
- Air carrier
- Aircraft
- N278AY
- Make and model
- Airbus A330323
- Aircraft serial
- 388
- Aircraft time
- 85,005 hours, 11,842 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Part number
- 32146210
- Part serial
- 142848
- Condition
- No Test
- Location
- Emergency Lights
- Part time
- 20,173 hours, 2,884 cycles
- 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.