What was found
EMERGENCY LIGHT BATTERY PACK FAILS CHECK. GROUNDED - YES. REPLACED EMERGENCY LIGHT BATTERY PACK M1675 PER AMM 33-51-06. BATTERY PACK CHECKS GOOD.
- Difficulty date
- April 29, 2026
- Submitted
- May 1, 2026
- Operation
- Air carrier
- Aircraft
- N419AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 41734
- Aircraft time
- 48,509 hours, 15,218 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.