Service difficulty report · Power Supply · Boeing 777223

Difficulty date
August 3, 2016
Submitted
August 9, 2016
Operation
Air carrier
Aircraft
N774AN
Make and model
Boeing 777223
Aircraft serial
29581
Aircraft time
71,034 hours, 8,715 cycles
Part
Power Supply
Part number
D71702001
Part serial
49931
Condition
No Test
Location
Emergency Lights
Part time
17,326 hours, 1,915 cycles
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.

What was found

M33401 EMERGENCY LIGHT POWER SUPPLY FAILED CAPACITY CHECK. REMOVED AND REPLACED THE POWER SUPPLY IAW AMM 33-51-06. OPS TESTED NORMAL.