What was found
AIRCRAFT IN BASE MAINTENANCE: INOP BATTERY PACK ASSY FIN M33406. MAINTENANCE REPLACED BATTERY PACK ASSY FIN M33406 IAW B777 AMM 33-51-06-960-802.
- Difficulty date
- June 28, 2026
- Submitted
- July 4, 2026
- Operation
- Air carrier
- Aircraft
- N777AN
- Make and model
- Boeing 777223
- Aircraft serial
- 29585
- Aircraft time
- 103,533 hours, 12,773 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- D71701100
- 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.