Service difficulty report · Actuator · Boeing 777222

Difficulty date
November 15, 2013
Submitted
November 19, 2013
Operation
Air carrier
Aircraft
N794UA
Make and model
Boeing 777222
Aircraft serial
26953
Aircraft time
71,593 hours, 9,983 cycles
Engine
Pwa PW40903
Part
Actuator
Condition
Leaking
Location
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

EVIDENCE OF A HYD LEAK IN THE AREA OF THE LT WING FLAPERON. DURING MOVEMENT OF LT WING FLAPERON FOUND OTBD FLAPERON ACTUATOR LEAKING 7 DPM STATIC & 14 DPM WHILE CYCLING. INBD FLAPERON ACTUATOR LEAKING 4 DPM STATIC & 7 DPM WHILE CYCLING. ACFT MAY REMAIN IN OPERATION FOR A MAX OF 75 FLT HRS OR BY MAX PTT 71668:38 AT WHICH TIME ITEM TO BE REPAIRED IAW AMM-29-11-00 PG 641.