What was found
DISCREPANCY: EMERGANCY LIGHT POWER SUPPLY M1479 STA 598A INOP. CORRECTIVE ACTION: REMOVED AND REPLACED EMERGANCY LIGHT POWER SUPPLY M179 AT STA 597A IAW AMM 33-51-51.
- Difficulty date
- May 6, 2019
- Submitted
- May 9, 2019
- Operation
- Air carrier
- Aircraft
- N440US
- Make and model
- Boeing 7374B7
- Aircraft serial
- 24811
- Aircraft time
- 68,623 hours, 46,433 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Part number
- 20121
- Part serial
- 8354
- Condition
- Failed
- Location
- Cabin
- 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.