What was found
AIRCRAFT WAS GROUNDED: WELS BATTERY UNIT #26 FAILED EMERGENCY LIGHTING SYSTEM TEST PER JOB CARD 78T21033001. REPLACED WELS BATTERY UNIT PER AMM 33-51-07.
- Difficulty date
- January 6, 2022
- Submitted
- January 7, 2022
- Operation
- Air carrier
- Aircraft
- N824AN
- Make and model
- Boeing 7879
- Aircraft serial
- 40643
- Aircraft time
- 19,619 hours, 2,196 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- 100260201
- Condition
- Faulty
- 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.