Service difficulty report · Seal · Boeing 767322

Difficulty date
January 21, 2013
Submitted
February 14, 2013
Operation
Air carrier
Aircraft
N662UA
Make and model
Boeing 767322
Aircraft serial
27159
Aircraft time
85,344 hours, 13,580 cycles
Engine
Pwa PW4060
Part
Seal
Condition
Leaking
Location
Rudder Pcu
Stage of operation
NR
How discovered
9
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

HYD FLUID LEAKING FROM RUDDER DRAIN HOLE. HEAVY LEAK TO RUNNING LEAK WITH HYD SYSTEM PRESSURIZED. DURING LEAK CHECK FOUND LEFT RUDDER PCU HAD NO SYSTEM PRESSURE. FOUND RIGHT RUDDER PCA LEAKING FROM ROD-END SEAL WITH CENTER SYS PRESSURIZED, DID NOT LEAK WITH SINGLE SYS HYD 090070. REPLACED RIGHT SYS RUDDER PCA.