What was found
DURING INSPECTION, FOUND EXTERIOR EMER LIGHTS OUT AT RIGHT SIDE 1ST AND 2ND POSITION. MAINTENANCE REPLACED FUSE OF M7920 EMERGENCY LIGHT POWER SUPPLY. OPERATIONAL CHECK OK.
- Difficulty date
- April 13, 2012
- Submitted
- April 16, 2012
- Operation
- Air carrier
- Aircraft
- N663US
- Make and model
- Boeing 747451
- Aircraft serial
- 23818
- Aircraft time
- 95,663 hours, 12,450 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Fuse
- Condition
- Blown
- 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.