What was found
EMERGENCY LIGHTING BATTERY PACK AT BS 727R FOR RT OVERWING LIGHTS WILL NOT HOLD CHARGE. GROUNDED - YES. REMOVED, REPLACED AND OPS CHECKS GOOD OF EMERGENCY BATTERY POWER SUPPLY M1671 IAW AMM 33-51-06-960-806.
- Difficulty date
- January 15, 2023
- Submitted
- January 17, 2023
- Operation
- Air carrier
- Aircraft
- N433AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 41704
- Aircraft time
- 34,182 hours, 10,806 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- D71702001
- Part serial
- 110719
- Condition
- Faulted
- Location
- Emergency Lights
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.