Service difficulty report · O-Ring · Boeing 767424ER

Difficulty date
May 8, 2023
Submitted
May 8, 2023
Operation
Air carrier
Aircraft
N76065
Make and model
Boeing 767424ER
Aircraft serial
29460
Aircraft time
82,330 hours, 13,308 cycles
Part
O-Ring
Part number
NA
Condition
Unknown
Location
Lh W/W
Stage of operation
DE
How discovered
O
Nature of condition
K, O
Precautionary procedure
B

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

What was found

CENTER HYD HAS A LEAK PUMPS TURNED OFF AT LOW QTY LIGHT. QTY SHO WS 0.50 STEADY PERFORMED CENTER HYDRAULIC SYSTEM FLUID QUANTITY LEAK INSPECTION OIL SERVICING AS REF AMM 12-12-01. CENTER HYDRAULIC RESERVOIR. FOUND AT LH WHEEL WELL PRESSURE WITH LEVEL(1.00), ACPD OPERATIONAL TEST NO LEAKAGE NOTED. OPERATED VALVE, 04EA O-RINGS DAMAGED. REPLACED THE 4 O-RINGS AS PARTS USED: 00-0585-3-0326,QTY :1 NAS1612-6A,QTY :1 REF AMM TASK 32-32-16-404-012. PERFOMED CENTER HYDRAULIC SYSTEM NAS1612-8A,QTY :2 ADD EMP:U377771