Service difficulty report · Bypass Valve · Airbus A330*

Difficulty date
February 10, 2005
Submitted
March 3, 2005
Operation
General aviation
Make and model
Airbus A330*
Aircraft time
14,792 hours
Engine
Rroyce RB211TRENT77
Part
Bypass Valve
Part number
MRH530014D
Condition
Leaking
Location
Mlg Door
Stage of operation
TX
How discovered
O
Nature of condition
K
Precautionary procedure
O

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

What was found

(CAN) FAULT: HYD GREEN FLUID UNDERFILLED. PRESSURE AT 3000 PSI, BRAKES FAILED AT 100 FEET FROM BRIDGE, REVERSE AND PARKING BRAKE USED TO STOP AIRCRAFT. ALTERNATE BRAKING NOT AVAILABLE. FOUND RT MLG DOOR BYPASS VALVE (5229GA), LEAKING AND SEAL PROTRUDING. CHANGED VALVE IAW AMM32-31-13-400-802 HYDRAULIC SYS TOPPED UP AND LEAK AND OPERATION CHECKED. S/V BRAKE SYSTEM TEST ALSO PERFORMED, OK.