What was found
UPPER DECK EMERGENCY LIGHTS FWD INOP. REPLACED BATTERY IN PACK M335 PER AMM 33-51-04.
- Difficulty date
- October 29, 2017
- Submitted
- November 1, 2017
- Operation
- Air carrier
- Aircraft
- N666US
- Make and model
- Boeing 747451
- Aircraft serial
- 23821
- Aircraft time
- 116,854 hours, 14,407 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery Pack
- Condition
- Discharged
- 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.