What was found
EMERGENCY BATTERY PACK M01673 FAILED A CAPACITANCE CHECK. R & R THE BATTERY PACK M01673 IAWAMM 33-51-06-960-802-MAX.
- Difficulty date
- December 9, 2025
- Submitted
- December 12, 2025
- Operation
- Air carrier
- Aircraft
- N1801U
- Make and model
- Boeing 7378
- Aircraft serial
- 60223
- Aircraft time
- 10,715 hours, 5,451 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Condition
- Failed
- 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.