What was found
EMERGENCY LIGHTS OUT AT ROWS 9 DEF, 15 DEF, AND 18 DEF AND EXTERIOR RH OVERWING. GROUNDED - YES. REMOVED AND REPLACED M1669 POWER SUPPLY BATTERY S/N 187700 IAW AMM 33-51-06-960-805 OPS CHECK GOOD IAW AMM 33-51-06-960-805.
- Difficulty date
- August 24, 2026
- Submitted
- August 27, 2026
- Operation
- Air carrier
- Aircraft
- N618AS
- Make and model
- Boeing 737790
- Aircraft serial
- 30543
- Aircraft time
- 76,472 hours, 41,350 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- ADD71701100
- Condition
- Inoperative
- Location
- Zone 200
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.