- Difficulty date
- January 7, 2025
- Submitted
- January 8, 2025
- Operation
- Air carrier
- Make and model
- Boeing 7378
- Aircraft serial
- 64447
- Aircraft time
- 11,766 hours, 4,122 cycles
- Part
- Battery Pack
- Part number
- D71701100
- 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.
What was found
POWER SUPPLY - BATTERY PACK CAPACITY CHECK POWER SUPPLY BATTERY PACK CAPACITY CHECK - AFT EMERGENCY LIGHTS FAILED POWER CAPACITY TEST. REMOVED AND REPLACED AFT EMERGENCY BATTERY PACK. OPS CHECK GOOD. REF AMM 33-51-06.PARTS USED: 99-3351-3-0015,QTY :1