SDR ABXA080197

Service difficulty report · Metering Valve · Boeing 767232

Difficulty date
June 17, 2008
Submitted
August 5, 2008
Operation
Air carrier
Aircraft
N746AX
Make and model
Boeing 767232
Aircraft serial
22223
Aircraft time
69,666 hours, 33,129 cycles
System (JASC)
3242 · Brake
Part
Metering Valve
Part number
4025010030
Part serial
ABX772
Condition
Defective
Location
Brake
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

RT HYDRAULIC QUANTITY DECREASED TO .34 QTY. STABLE WITH EDP DEPRESSURIZED AND ACMP OFF. EVENT OCCURRED IN CRUISE, GEAR OFF, FLAPS UP. FOUND BRAKE METERING VALVE MODULE BYPASSING HYDRAULIC FLUID FROM RT TO CENTER SYSTEM. REMOVED AND REPLACED BRAKE METERING VALVE MODULE (MAIN) IAW AMM 32-41-03-4. SYSTEM OPS AND LEAK CHECKED GOOD. (S)