What was found
AIRCRAFT IN BASE MAINTENANCE: EMERGENCY POWER SUPPLY M33424 FAILS TO ILLUMINATE ASSOCIATED LIGHTS FOR 15 MINUTES. REMOVED AND REPLACED EMERGENCY POWER SUPPLY M33424 IAW AMM 33-51-06-960-802.
- Difficulty date
- September 12, 2026
- Submitted
- September 15, 2026
- Operation
- Air carrier
- Aircraft
- N760AN
- Make and model
- Boeing 777223
- Aircraft serial
- 31477
- Aircraft time
- 94,274 hours, 12,219 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Part number
- D71702001
- Condition
- Inoperative
- Location
- Zone 200
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.