As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PHL FLIGHT#3726. CREW REPORTED #2 HYDRAULIC QUANTITY DROPPED TO .5 (QUART) ON LANDING. HYDRAULIC ISOLATION VALVE CAUTION LIGHT ILLUMINATED. MAINTENANCE REMOVED A RIGID HYDRAULIC LINE IN #1 NACELLE, FOR GEAR DOOR UPLOCK ACTUATOR. TEMPORARY FLEX LINE INSTALLED. GROUND RAN #2 ENGINE, AND BLED SYSTEM. OPERATIONAL CHECK AND LEAK CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.