What was found
OUTBOARD AFT LEFT HAND OVERWING AND LOWER AFT WING LIGHTS FAILED CAPACITY TEST. GROUNDED - YES. REMOVED AND REPLACED BATTERY PACK M1670 AT LEFT SIDEWALL CARPET RISER, OPS TESTED GOOD IAW AMM 33-51-06-960-805.
- Difficulty date
- February 4, 2026
- Submitted
- February 5, 2026
- Operation
- Air carrier
- Aircraft
- N293AK
- Make and model
- Boeing 737990ER
- Aircraft serial
- 64302
- Aircraft time
- 25,517 hours, 8,084 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.