What was found
EMERGENCY LIGHTING SYSTEM FUNCTIONAL CHECK - M1670 BATTERY FAILED FUNCTION CHECK. REMOVED AND REPLACED EMERGENCY LIGHT BATTERY PACK IAW AMM 33-51-06-960-805,. OPS CHECKED GOOD.
- Difficulty date
- September 3, 2025
- Submitted
- September 5, 2025
- Operation
- Air carrier
- Aircraft
- N16709
- Make and model
- Boeing 737724
- Aircraft serial
- 28779
- Aircraft time
- 84,044 hours, 30,710 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- ADD71701100
- Condition
- Inoperative
- 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.