Service difficulty report · Power Supply · Boeing 777223

Difficulty date
July 22, 2026
Submitted
July 27, 2026
Operation
Air carrier
Aircraft
N768AA
Make and model
Boeing 777223
Aircraft serial
33540
Aircraft time
75,433 hours, 9,366 cycles
Part
Power Supply
Condition
Inoperative
Location
Zone 200
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 WAS NOT GROUNDED: FOUND FLOOR PROXIMITY LIGHTS INOP ON BOTH AISLES BETWEEN DOOR 1AND DOOR 2. MAINTENANCE REPLACED POWER SUPPLY ON OVERDOOR PANEL 1L IAW AMM 33-51-06.