Service difficulty report · Seal · Boeing 767322

Difficulty date
September 23, 2010
Submitted
October 7, 2010
Operation
Air carrier
Aircraft
N661UA
Make and model
Boeing 767322
Aircraft serial
27158
Aircraft time
74,782 hours, 12,145 cycles
Engine
Pwa PW4060
Part
Seal
Condition
Leaking
Location
Hyd System
Stage of operation
IN
How discovered
V
Nature of condition
K
Precautionary procedure
K

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

What was found

CENTER HYD QTY LOW SHOWS RF. TOPPED UP 8 QTS OF HYDRAULIC. FOUND PRESSURE AND CASE DRAIN MODULE ELECTRIC C2 PUMP LEAKING AT POPOUT. DEFERRED C2 ELECTRIC PUMP IAW MEL 2911C. REPLACED SEALS ON C2 PUMP PRESS AND CASE DRAIN MODULE FWD DPI SWITCH. LEAK CK'D GOOD.