What was found
AIRCRAFT IN BASE MAINTENANCE: WELLS BATTERY WBU05 FAILED TEST. MAINTENANCE REPLACED BATTER UNIT WBU05 IAW AMM 33-51-07.
- Difficulty date
- June 6, 2025
- Submitted
- June 9, 2025
- Operation
- Air carrier
- Aircraft
- N816AA
- Make and model
- Boeing 7878
- Aircraft serial
- 40634
- Aircraft time
- 34,189 hours, 4,638 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- 100260201
- Part serial
- ST24017326
- Condition
- No Test
- Location
- Zone 200
- 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.