What was found
EMERGENCY CELING AREA LIGHTS, FROM SEAT ROWS 1 LH TO 8 LH, DOES NOT COMES ON. REMOVED AND REPLACED M33424 POWER SUPPLY - BATTERY PACK, LOCATED AT DOOR 1 LH LOWERED CEILING PANEL, REF AMM 33-51-06-960-802. OPS CHECK GOOD.
- Difficulty date
- September 27, 2026
- Submitted
- September 30, 2026
- Operation
- Air carrier
- Aircraft
- N78004
- Make and model
- Boeing 777224
- Aircraft serial
- 27580
- Aircraft time
- 127,063 hours, 13,183 cycles
- Engine
- Ge GE9094B
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- ADD71701100
- Condition
- Inoperative
- 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.