What was found
RECEIVED EPSU INT LOAD FAULT EXIT L MESSAGE WHILE PERFORMING TEST OF EMERGENCY LIGHTS SYSTEM. MAINTENANCE REPLACED THE FORWARD, MID-LT EMERGENCY POWER SUPPLY UNIT. OPERATIONALLY CHECKS OK.
- Difficulty date
- January 3, 2006
- Submitted
- January 4, 2006
- Operation
- Air carrier
- Aircraft
- N177US
- Make and model
- Airbus A321211
- Aircraft serial
- 1517
- Engine
- Cfmint CFM565A3
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Epsu
- Part number
- 32145510
- Condition
- Faulty
- Location
- Pax Cabin
- Part time
- 15,740 hours
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- L
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.