What was found
THE AIRCRAFT LOST NR 3 HYDRAULIC SYSTEM FLUID WHILE EN ROUTE. THE AIRCRAFT WAS RETURNED TO IAH WHERE IT LANDED WITHOUT INCIDENT. INITIAL FINDINGS REVEALED THE LT MLG SUPPORT FRAME ASSEMBLY WAS BROKEN. *S/D* FAILURE OF THE SUPPORT FRAME ASSEMBLY RESULTED IN DAMAGE TO THE HYDRAULIC LINES AND SUBSEQUENT LOSS OF HYDRAULIC FLUID FROM THE NR 3 SYSTEM. THE HYDRAULIC LINES AND LT MLG RETRACT ACTUATOR WERE REPLACED. THE LT MLG SUPPORT FRAME ASSEMBLY, SUPPORT FITTING, AND ASSOCIATED DAMAGED HARDWARE WERE REMOVED AND REPLACED.