What was found
EMERGENCY LIGHT BATTERY FAILED CAPACITY TEST AT LOCATION M1672 IN THE CABIN. / R&R BATTERY PER AMM.
- Difficulty date
- November 21, 2019
- Submitted
- November 25, 2019
- Operation
- Air carrier
- Aircraft
- N447WN
- Make and model
- Boeing 7377H4
- Aircraft serial
- 33720
- Aircraft time
- 56,422 hours, 33,183 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- D71701100
- Condition
- No Test
- 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.