What was found
AIRCRAFT WAS IN BASE MAINTENANCE: EMERGENCY POWER SUPPLY UNIT AT M33098 ON PASSENGER CABIN B RH SIDE INOPERATIVE. MAINTENANCE REPLACED BATTERY PACK M33098 IAWAMM 33-51-06-960-803,
- Difficulty date
- November 23, 2023
- Submitted
- November 26, 2023
- Operation
- Air carrier
- Aircraft
- N759AN
- Make and model
- Boeing 777223
- Aircraft serial
- 32638
- Aircraft time
- 83,352 hours, 10,793 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Part number
- D71701001
- Condition
- Inoperative
- 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.