As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIR RETURN, HYDRAULIC QUANTITY DROPPING DURING FLIGHT. .86 DROPPED TO .72 HYD QTY IN FLIGHT. .96 QTY HYD ON TAXI OUT.(<P>FOUND HYRAULIC LEAK @ RUDDER & ELEVATOR SHUT OFF VALVE (V 101). REMOVED AND REPLACED L EMPENNAGE SHUTOFF VALVE IAW AMM 267-3001 27-23.01. OPS CHECK NORMAL. NO LEAKS NOTED.</P>)