What was found
RT EXTERIOR EMERGENCY LIGHT WILL NOT TEST. REPLACED THE EMER LIGHT POWER SUPPLY & CHECKED OK.
- Difficulty date
- July 17, 2017
- Submitted
- July 19, 2017
- Operation
- Air carrier
- Aircraft
- N667US
- Make and model
- Boeing 747451
- Aircraft serial
- 24222
- Aircraft time
- 115,142 hours, 13,957 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Power Supply
- Condition
- Inoperative
- 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.