As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MIA - FLT 901 - AFTER TAKEOFF MIA, UNABLE TO RAISE LANDING GEAR HANDLE. RETURNED AND LANDED MIA WITHOUT INCIDENT. REPLACED HYDRAULIC LINE ON LEFT MAIN LANDING GEAR TO TRUCK BEAM TRIM CYLINDER. ACCOMPLISHED LEAK CHECK. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)