30A ?It seems to be a bit too high for the wiper motor. : P" p9 q: Z% ?" B& }, z8 v/ C! Q0 i8 \6 U
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.