What was found
AIRCRAFT IN BASE MAINTENANCE: OVERHEARD AISLE EMERGENCY EXIT SIGNS AT DOOR 3L FAILED OPERATIONAL TEST. REPLACED EMERGENCY LIGHTS POWER SUPPLY M33406 PER AMM 33-51-06. ACCOMPLISHED SATISFACTORY OPERATIONAL CHECK.
- Difficulty date
- July 6, 2023
- Submitted
- July 12, 2023
- Operation
- Air carrier
- Aircraft
- N757AN
- Make and model
- Boeing 777223
- Aircraft serial
- 32636
- Aircraft time
- 81,885 hours, 10,611 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Part number
- D71702001
- Condition
- Failed
- 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.