What was found
EMERGENCY LIGHTS TEST- EPSU BATTERY EMER R AND EPSU BATTERY FWD L MESSAGES. OPS CK BOTH POWER SUPPLIES, BOTH INDICATED BATTERY FAIL. REPLACED BOTH BATTERIES PER MM 33-51-38. EMERGENCY LIGHTS TEST GOOD
- Difficulty date
- October 1, 2017
- Submitted
- October 1, 2017
- Operation
- Air carrier
- Aircraft
- N424UA
- Make and model
- Airbus A320232
- Aircraft serial
- 506
- Aircraft time
- 75,404 hours, 28,797 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Condition
- Faulty
- Location
- Cabin
- 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.