What was found
AIRCRAFT IN BASE MAINTENANCE: DURING THE EMERGENCY LIGHT TEST THE EMERGENCY POWER SUPPLY UNIT (11WL) EXIT LEFT FLAGGED. REPLACED EMERGENCY POWER SUPPLY UNIT 11WL PER AMM 33-51-38-400-001-A.
- Difficulty date
- June 20, 2023
- Submitted
- June 20, 2023
- Operation
- Air carrier
- Aircraft
- N542UW
- Make and model
- Airbus A320*
- Aircraft serial
- 4134
- Aircraft time
- 45,318 hours, 17,015 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Part number
- 32146210
- Part serial
- 133494
- Condition
- No Test
- Location
- Zone 200 - Fuse
- Part time
- 45,317 hours, 17,015 cycles
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- L
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.