Service difficulty report · Power Supply · Boeing 777223

Difficulty date
January 30, 2017
Submitted
February 2, 2017
Operation
Air carrier
Aircraft
N766AN
Make and model
Boeing 777223
Aircraft serial
32880
Aircraft time
56,503 hours, 6,884 cycles
Part
Power Supply
Part number
D71702001
Part serial
22604
Condition
Failed
Location
Cabin
Part time
31,689 hours, 6,431 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

AIRCRAFT IN BASE MAINTENANCE. DOOR 1R EMERGENCY POWER SUPPLY (M33094) CAPACITY TEST FAILED. REPLACED POWER SUPPLY AND ACCOMPLISHED SATISFACTORY INSTALLATION TEST PER AMM 33-51-06.