What was found
DURING LINE CHECK MAINTENANCE FOUND OVERHEAD "EXIT" SIGN WOULD NOT ILLUMINATE. MAINTENANCE RECHARGED BATTERY PACK AND RELAMPED.
- Difficulty date
- December 27, 2011
- Submitted
- December 28, 2011
- Operation
- Air carrier
- Aircraft
- N664US
- Make and model
- Boeing 747451
- Aircraft serial
- 23819
- Aircraft time
- 6,233 hours, 765 cycles
- System (JASC)
- 3350 · Emergency Lighting
- Part
- Light
- Condition
- Inoperative
- Location
- Exit Sign
- 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.