Service difficulty report · Actuator · Boeing 777222

Difficulty date
February 6, 2012
Submitted
February 10, 2012
Operation
Air carrier
Aircraft
N204UA
Make and model
Boeing 777222
Aircraft serial
28713
Aircraft time
58,864 hours, 8,302 cycles
Engine
Pwa PW40903
Part
Actuator
Part number
15441007
Part serial
0837A
Condition
Leaking
Location
Rt Flaperon
Stage of operation
IN
How discovered
O
Nature of condition
K
Precautionary procedure
O

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

What was found

RT WING INBD FLAP CANOE FAIRING LEAKING HYDRAULIC FLUID OUT OF THE DRAIN HOLES. CHECKED AND FOUND DROPS PER MINUTE UNDER 10 AND WITHIN LIMITS PER AMM. CARRIED FORWARD 150 FLIGHT HOURS. CURRENT PTT 58864. WHILE TROUBLESHOOTING HYD LEAK FOUND TO BE OUT OF LIMITS. SOURCE OF LEAK IS RIGHT INBOARD FLAPERON ACTUATOR. FLAPERON REPLACED.