What was found
DURING AN EMERGENCY LIGHT SWITCH TEST IAW DMC-B787-A-33-51-00-00E-320A-A. FOUND ONE INOPERATIVE LIGHTED SIGN AT THE L2 DOOR. REPLACED THE CONTROL UNIT M3351037 IAW DMC-B787-A-33-51-07-01A-720A-A. ALL LIGHTS CHECKED GOOD.
- Difficulty date
- February 9, 2018
- Submitted
- February 10, 2018
- Operation
- Air carrier
- Make and model
- Boeing 7878
- Aircraft serial
- 34821
- Aircraft time
- 20,926 hours, 2,575 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Control Unit
- Condition
- Malfunctioned
- Location
- Emergency Lights
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.