What was found
ON CLIMBOUT HYD OVERTEMP LIGHT CAME ON. WHEN RUNNING QRH TEMP WOULD NOT COME DOWN AND ACFT KEPT GIVING STRONG AILERON INPUTS. HYD SYSTEM WAS DEPRESSED AND HYD PWR LEVERS OFF, FLIGHT CONTROLS WERE STILL GIVING STRONG AILERONS & RUDDER INPUTS. HYDRAULIC ZERO TEMP LITE WAS SUPPORTED BY RED LINE TEMP. INDICATION. RUDDER TRIM NEEDED WAS 7 DEG, AILERON TRIM 3 DEG. EXTREME RIGHT AILERON FORCE NEEDED, WHEN FLAPS WERE ATTEMPTED A/C ROLLED TO EXTREME OPPOSITE FORCE. WHEN ZERO TEMP LITE FIRST ILLUMOINATED A/C ATTEMPTED RIGHT HARD OVER.