Service difficulty report · Power Supply · Boeing 747451

Difficulty date
January 25, 2016
Submitted
January 26, 2016
Operation
Air carrier
Aircraft
N674US
Make and model
Boeing 747451
Aircraft serial
30269
Aircraft time
66,662 hours, 8,306 cycles
Part
Power Supply
Condition
Inoperative
Location
Emergency Lights
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

LEFT OVERWING EMERGENCY LIGHTS INOPERATIVE AT L1699, L814 AND L1871. REPLACED POWER SUPPLY, CHECKED OK IAW AMM 33-51.