SDR UALA2013070804738

Service difficulty report · O-Ring · Boeing 767322

Difficulty date: July 6, 2013
Submitted: July 25, 2013
Operation: Air carrier
Aircraft: N663UA
Make and model: Boeing 767322
Aircraft serial: 27160
Aircraft time: 85,970 hours, 13,766 cycles
Engine: Pwa PW4060
System (JASC): 2910 · Hydraulic System, Main
Part: O-Ring
Condition: Failed
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

HYDRAULIC FLUID DRIPPING FROM RT WING INBD OF RT ENGINE PYLON. REMOVED UNDER WING PANELS ON RT SIDE NEAR INBD CANOE. ACCOMPLISHED CHECK IAW MM 29-11-00. OPERATED ALL CONTROLS SPOILERS AND FLAPS NO LEAKS FOUND, QTY 0.95 & STEADY. ACCOMPLISHED STATIC LEAK CHECK, NO LEAK FOUND. FOUND FLUID COMING FROM #8 SPOILER PRESSURE LINE. REPLACED ORING UNDER UNION. LEAK CHECK GOOD. CLEANED AREA. OK TO CONTINUE.