What was found
AIRCRAFT IN BASE MAINTENANCE: EMERGENCY LIGHTS SYSTEM TEST FAIL. REPLACED WELS BATTERY UNIT WITH NEW IAW AMM B787-33-51-07-02B, OPS CHECK GOOD.
- Difficulty date
- March 2, 2021
- Submitted
- March 5, 2021
- Operation
- Air carrier
- Aircraft
- N805AN
- Make and model
- Boeing 7878
- Aircraft serial
- 40623
- Aircraft time
- 20,911 hours, 2,633 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- 100260201
- Part serial
- ST20109042
- Condition
- Inoperative
- Location
- Emergency Lights
- 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.