What was found
AIRCRAFT IN BASE MAINTENANCE: EMERGENCY LIGHT TEST FAULT EPSU COMM AFT L - MAINTENANCE REPLACED POSITION B DEU 300RH5 AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER AMM 23-73-47
- Difficulty date
- October 4, 2026
- Submitted
- October 8, 2026
- Operation
- Air carrier
- Aircraft
- N673AW
- Make and model
- Airbus A320232
- Aircraft serial
- 2312
- Aircraft time
- 68,256 hours, 29,530 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Deu
- Part number
- Z040H000820A
- Part serial
- 040H00015420
- Condition
- Fault Message
- Location
- Zone 100
- 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.