What was found
EMERGENCY POWER SUPPLY UNIT TEST TO FAILED. MAINTENANCE REPLACED THE POWER SUPPLY BATTERY 13WL IAW AMM 33-51-38, AND PERFORMED SATISFACTORY OPERATIONAL CHECK.
- Difficulty date
- March 30, 2018
- Submitted
- April 3, 2018
- Operation
- Air carrier
- Aircraft
- N931AM
- Make and model
- Airbus A321231
- Aircraft serial
- 7541
- Aircraft time
- 3,752 hours, 1,502 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- 796852
- Part serial
- 776149
- Condition
- No Test
- Location
- Emergency Lights
- 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.