Service difficulty report · Metering Valve · Boeing 767316

Difficulty date
April 5, 2025
Submitted
April 8, 2025
Operation
Air carrier
Aircraft
N1381A
Make and model
Boeing 767316
Aircraft serial
27615
Aircraft time
98,778 hours, 22,645 cycles
Part
Metering Valve
Part number
714041
Part serial
0855
Condition
Leaking
Location
Zone 700
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

LH WHEEL WELL AREA FWD BULKHEAD LH BRAKE METERING VALVE ASSY WITH HYDRAULIC LEAK.(<P>LH BRAKE METERING VALVE ASSY WAS INSTALLED IAW 32-41-02-424-002-003. STEP D1 STEP D10 TORQUE APPLIED S/N 0422127314 DUE DATE 17SEP25, TORQUE APPLIED 85 IN LBS, 140 IN LB, 200 IN LBS, 270 IN LB S/N 1123126519, DUE DATE 10DEC25. CHECKED FOR LEAKS, NO LEAKS FOUND. HYDRAULIC BRAKE SYSTEM TEST WAS PERFORMED IAW AMM 32-41-00-735-044-003 TEST A, B AND C TESTED OK. O RINGS WAS REPLACED AND TORQUE WAS APPLIED TO EACH BLEED ADAPTER 4 AND SAFETY WIRE WAS ALSO INSTALLED IAW AMM 32-44-00-735-008</P>)