What was found
DURING AEROBATIC MANEUVERING, THE RT BRAKE FLUID LINE CAME LOOSE FROM THE PLASTIC T-FITTING ON THE BRAKE FLUID RESERVOIR. SUFFICIENT FLUID REMAINED IN THE BRAKE CYLINDER TO PROVIDE NORMAL BRAKING DURING LANDING. THE BRAKE SYSTEM (AS DELIVERED) USES PLASTIC TUBES WITHOUT CLAMPS AT EITHER THE RESERVOIR T-FITTING OR BRAKE CYLINDER BARB FITTINGS. THE AIRCRAFT WAS PLACED IN SERVICE ON 9-19-95, AND HAD ACCUMULATED 325 HRS TT PRIOR TO THE INCIDENT ON 1-26-99. NO SERVICE PRIOR TO THIS INCIDENT HAS BEEN PERFORMED ON THIS SUBSYSTEM.