What was found
DEFECT 772719: ¨ON CLIMB AT FL200 HYD QUANTITY DROPPED TO 25% AFTER 2 MIN QUANTITY DROPPED TO 20%, OF SYS HYD A VERIFY HYD LEAKS AND CORRECTED FAIL.(DECLARED EMERGENCY) - - RESOLUTION: REF TO TECHOPSMX N/R 00001 FOUND LOOSE HYDRAULIC (A) SYSTEM SUPPLY LINE ON LH PYLON FAIRINGS, RECONNECT HYDRAULIC SUPPLY LINE PER B737-800 AMM 20-10-51-910-802 AND PERFORM DRY RUN PER B737-800 AMM 71-00-00-700-821-F00 AND STARTING THE ENGINES PER B737-800 AMM 71-00-00-800-808-F00 TO VERIFY LEAKS NO LEAK NOTED AIRCRAFT OK FOR SERVICE.