What was found
DURING AN EMERGENCY LIGHTS OPERATIONAL CHECK, EMERGENCY LIGHT INOPERATIVE. REPLACED THE CONTROL UNIT M3351033 AND BATTERY IAW AMM 33-51-07. EMERGENCY LIGHTS OPS CHECKED GOOD.
- Difficulty date
- February 10, 2018
- Submitted
- February 11, 2018
- Operation
- Air carrier
- Aircraft
- N27958
- Make and model
- Boeing 7879
- Aircraft serial
- 36406
- Aircraft time
- 11,817 hours, 1,120 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Battery
- Part number
- 100260201
- Part serial
- 5234
- Condition
- Faulty
- 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.