What was found
C ZONE LT AFT CEILING AREA EMERGENCY LT FOUND CAPACITY. EMER POWER SUPPLY BATTERY M33407 AT DOOR L4. REPLACED AND OPERATIONAL TEST OF EMERGENCY LIGHT FND NORMAL AS PER AMM 33-51- 06-960-802 REV84.
- Difficulty date
- November 26, 2018
- Submitted
- December 2, 2018
- Operation
- Air carrier
- Aircraft
- N224UA
- Make and model
- Boeing 777222
- Aircraft serial
- 30225
- Aircraft time
- 71,379 hours, 8,301 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- D71701100
- Condition
- Discharged
- Location
- Cabin
- Stage of operation
- IN
- How discovered
- C
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.