What was found
WHILE TAXING RECEIVED LEVEL 2 HYD 2 FAIL AND QUANTITY SHOWED ZERO. ENGINES AND PUMPS WERE RUNNING WHILE QUANTITY AT ZERO. ENGINES AND PUMPS WERE RUNNING WHILE QUANTITY AT ZERO, FOUND HYD LEAK AT 2-1 NON REV MOTOR PUMP SHUTOFF VALVE. R & R SHUTOFF VALVE, REF 27-26-03-2 UP TO STEP 3C (8) OPERATIONS AND LEAK CHECK DUE. LEAK CHECK OF HYD SYS 2 FILTER MANIFOLD GOOD, IAW MM 29-12-02-2. LEAK CHECK OF 2-1 NON REV MOTOR PUMP SHUTOFF VALVE GOOD, IAW MM 27-26-03-2. PERFORMED NON REVERSIBLE MOTOR PUMP TEST, IAW MM 27-26-01-5. CHECK ALL GOOD.