30A ?It seems to be a bit too high for the wiper motor. % e& f: ]2 \5 h( u# S/ T7 E8 @4 F1 ?
Debris builds up in the cowl areas might interferes with the movement of the wiper arms. A sticky wiper arm will sometimes causes the fuse to blow. Try wickle the arm a bit and spray WD-40 at the base NOT THE NUT, then try again.