What was found
AIRCRAFT IN BASE MAINTENANCE: EMERGENCY BATTERY M1675 FAILED. REMOVED AND INSTALLED EMERGENCY BATTERY PACK AND PERFORMED SATISFACTORY OPS CHECK GOOD. PER B737-NGAMM 33-51-06.
- Difficulty date
- February 22, 2026
- Submitted
- February 27, 2026
- Operation
- Air carrier
- Aircraft
- N981AN
- Make and model
- Boeing 737823
- Aircraft serial
- 29569
- Aircraft time
- 49,219 hours, 20,700 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- D71702001
- Part serial
- 111985
- 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.