What was found
WITH LOSS OF POWER, ONLY HALF OF EMERGENCY LIGHTS ILLUMINATE. REPLACED FWD EPSU AND BATTERY REF AMM 33-51-38. REPLACED MID CABIN LEFT BATTERY PER AMM 33-51-38. OPS CHECKED OK.
- Difficulty date
- May 3, 2013
- Submitted
- June 21, 2013
- Operation
- Air carrier
- Aircraft
- N420UA
- Make and model
- Airbus A320232
- Aircraft serial
- 489
- Aircraft time
- 63,565 hours, 23,936 cycles
- Engine
- Iae V2527A5
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Part number
- 20131A
- Part serial
- 33
- Condition
- Failed
- Location
- Emergency Lights
- Stage of operation
- NR
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.