What was found
AIRCRAFT WAS NOT GROUNDED: L/H #3 OVERWING ESCAPE SYSTEM BACKUP BATTERY FAILED TEST. MAINTENANCE REPLACED L/H #3 OVERWING ESCAPE SYSTEM BACKUP BATTERY I.A.W AMM 52-12-24.
- Difficulty date
- December 7, 2024
- Submitted
- December 9, 2024
- Operation
- Air carrier
- Aircraft
- N732AN
- Make and model
- Boeing 777323ER
- Aircraft serial
- 31549
- Aircraft time
- 41,243 hours, 4,816 cycles
- System (JASC)
- 2560 · Emergency Equipment
- Part
- Battery
- Part number
- BPAS105
- Part serial
- 2068
- Condition
- No Test
- Location
- Zone 200
- Part time
- 140 hours, 17 cycles
- 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.