What was found
LEFT OVERWING AFT & BEHIND THE WING EXTERNAL EMERGENCY LIGHT FAILED CAPACITY TEST. GROUNDED - YES. REMOVED AND REPLACED BATTERY PACK M1670 IAW AMM 33-51-06-960-802. OPS CHECKED GOOD.
- Difficulty date
- January 4, 2026
- Submitted
- January 13, 2026
- Operation
- Air carrier
- Aircraft
- N973AK
- Make and model
- Boeing 7379
- Aircraft serial
- 43346
- Aircraft time
- 14,068 hours, 4,102 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.