30A ?It seems to be a bit too high for the wiper motor.% b: J4 M$ p/ W
2 d' z/ e! O/ _5 r
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.