What was found
REF T/C 78233001: EMERGENCY LIGHT BATTERY PACK M1675 FAILS CAPACITY CHECK. GROUNDED - YES. REMOVED AND REPLACED POWER SUPPLY - BATTERY PACK M1675 REF AMM 33-51-06-960-805. FOUR MIG-51A TAGS INSTALLED AND REMOVED. OPS CHECK GOOD.
- Difficulty date
- February 3, 2025
- Submitted
- February 4, 2025
- Operation
- Air carrier
- Aircraft
- N407AS
- Make and model
- Boeing 737900ER
- Aircraft serial
- 41731
- Aircraft time
- 45,904 hours, 14,244 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- ADD71701100
- 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.