What was found
EMERGENCY LIGHTS IN BOTH SECTIONS OF BUSSINESS CLASS ARE INOPERATIVE. FOUND BATTERY PACKS AT THE WCU 21.1, 23.2 AND 24.1 FAILED. REPLACED THE BATTERIES IAW AMM 33-51-07-02B. ALL SEAT MOUNTED EMERGENCY LIGHTS NOW OPERATE NORMAL.
- Difficulty date
- January 11, 2018
- Submitted
- January 13, 2018
- Operation
- Air carrier
- Aircraft
- N38950
- Make and model
- Boeing 7879
- Aircraft serial
- 36401
- Aircraft time
- 15,376 hours, 1,448 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Part number
- 100260201
- Condition
- Failed
- 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.