What was found
EMERGENCY LIGHT BATTERY PACK M1673 FAILS OPERATIONAL CHECK. REMOVED AND REPLACED WITH NEW EMERGENCY LIGHTS BATTERY PACK M1673, INSTALLATION TEST GOOD IAW B737 AMM 33-51-06-960-805.
- Difficulty date
- October 17, 2025
- Submitted
- October 21, 2025
- Operation
- Air carrier
- Aircraft
- N61898
- Make and model
- Boeing 737924ER
- Aircraft serial
- 62815
- Aircraft time
- 27,224 hours, 10,265 cycles
- System (JASC)
- 3350 · Emergency Lighting
- 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.