What was found
UPON LANDING AND INITIAL TURN OFF ON RUNWAY WE RECEIVED A #2 ENG HYD PUMP CAUTION, THEN SPLR OUTBD, ROLL SPLR OUTBD HYD CAUTION, #2 RUD HYD CAUTION, #2 HYD PRESS WENT TO ZERO, #2 HYD QTY TO ZERO. REMOVED FROM SERVICE. PERFORMED GVI OF AIRCRAFT, FLUID LEAK APPEARS TO BE FROM RH LOWER HORIZONTAL STAB. CONFIRMED #2 HYD QTY IS AT ZERO. SERVICED #2 HYD SYSTEM, REMOVED H STAB PANELS 342DB AND 342EB. HAND PROPPED #2 HYD SYSTEM AND FOUND #2 SYSTEM ELEVATOR PCU PRESSURE FLEX LINE RUPTURED. REMOVED AND REPLACED LINE AND BLED #2 HYD SYSTEM. PERFORMED INSPECTION OF #2 EDP FOR RUN-DRY REF AMM 05-54-00-280-801, NO DEFECTS NOTED, OPS CHECKS GOOD. ALL FILTERS CLEAN AND NO DPI'S POPPED. ELEVATOR PCU FLEX HOSE LEAK CHECKS GOOD AFTER GROUND RUNS. REINSTALLED AND SEALED PANELS 342DB AND 342EB.