What was found
AIRCRAFT IN BASE MAINTENANCE: EMERGENCY LIGHT POWER SUPPLY ASSEMBLY M33401 AT DOOR 4R FAILED TEST. MAINTENANCE REPLACED POWER SUPPLY PER AMM 33-51-06.
- Difficulty date
- September 21, 2019
- Submitted
- September 24, 2019
- Operation
- Air carrier
- Aircraft
- N724AN
- Make and model
- Boeing 777323ER
- Aircraft serial
- 31548
- Aircraft time
- 27,269 hours, 3,050 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Part number
- D71702001
- Condition
- Failed
- Location
- Cabin
- 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.