What was found
AIRCRAFT IN BASE MAINTENANCE: 4R DOOR FORWARD EMERGENCY LIGHTING POWER SUPPLY M33407 BATTERY PACK FAILED FUNCTIONAL CHECK. REPLACED BATTERY PACK PER AMM 33-51-06.
- Difficulty date
- April 30, 2023
- Submitted
- May 1, 2023
- Operation
- Air carrier
- Aircraft
- N784AN
- Make and model
- Boeing 777223
- Aircraft serial
- 29588
- Aircraft time
- 88,646 hours, 10,940 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- 071701100
- Part serial
- 498580
- Condition
- No Test
- Location
- Zone 200 - Fuse
- 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.