What was found
L1 AND L2 DOOR HEADER PANEL EXIT SIGNS ARE INOPERATIVE. GROUNDED - YES. REMOVED AND REPLACED BATTERY PACK M1675 IAW AMM 33-51-06-960-806. OPS CHECKED GOOD.
- Difficulty date
- June 17, 2026
- Submitted
- June 23, 2026
- Operation
- Air carrier
- Aircraft
- N277AK
- Make and model
- Boeing 737990ER
- Aircraft serial
- 62472
- Aircraft time
- 24,565 hours, 7,940 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Part number
- D71702001
- 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.