Service difficulty report · O-Ring · Boeing 737322

Difficulty date
October 9, 2006
Submitted
October 17, 2006
Operation
Air carrier
Aircraft
N337UA
Make and model
Boeing 737322
Aircraft serial
24241
Aircraft time
53,416 hours, 29,545 cycles
Engine
Ge CFM56*
Part
O-Ring
Condition
Pinched
Location
B Hyd System
Stage of operation
CR
How discovered
O
Nature of condition
K, J
Precautionary procedure
A

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

What was found

B HYDRAULIC SYSTEM LOW PRESSURE LIGHT AND QUANITY LIGHT. FOUND LEAK AT PRESSURE SIDE OF EDP AT NIPPLE BY CASE. REPLACED PINCHED O-RING AND SERVICED HYDRAULICS TO FULL.