What was found
EMERGENCY LIGHT SYSTEM TASK FAULTED BAT/EPSU (10WL) FWD L / GAINED ACCESS TO EMERGENCY POWER SUPPLY UNIT 10WL. DISCONNECTED CANNON PLUG, CLEANED, AND RECONNECTED. BITE TESTED OK. I/A/W AMM 33-51-38 PB 401, AND ESPM 20-55-50."
- Difficulty date
- December 16, 2021
- Submitted
- December 17, 2021
- Operation
- Air carrier
- Aircraft
- N294NV
- Make and model
- Airbus A320214
- Aircraft serial
- 4941
- Aircraft time
- 27,975 hours, 17,239 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Epsu
- Condition
- Dirty
- Location
- 10wl
- Stage of operation
- IN
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.