What was found
EMERGENCY LIGHTING SYSTEM FAIL FUNCTIONAL CHECK M1673. (REF AAR NR 1000030861). REMOVED AND INSTALLED EMERGENCY BATTERY PACK ASSY IAW B737 AMM 3 3-51-06-960-805. TEST OK.
- Difficulty date
- April 17, 2025
- Submitted
- April 21, 2025
- Operation
- Air carrier
- Aircraft
- N77431
- Make and model
- Boeing 737924ER
- Aircraft serial
- 32833
- Aircraft time
- 51,647 hours, 18,333 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- ADD71701100
- Part serial
- 206579
- 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.