What was found
U/D AFT EMERGENCY LIGHT BATTERY OPERATION TEST FOUND INOP. U/D AFT EMER LIGHT EPSU REPLACED AND OPERATION TEST CARRIED OUT RESULT NORMAL IAW AMM 33-51-04.
- Difficulty date
- September 25, 2018
- Submitted
- September 28, 2018
- Operation
- Air carrier
- Aircraft
- N464MC
- Make and model
- Boeing 747446
- Aircraft serial
- 26341
- Aircraft time
- 97,259 hours, 18,181 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Epsu
- Part number
- 20131A
- Part serial
- 16918
- Condition
- Inoperative
- 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.