30A ?It seems to be a bit too high for the wiper motor. * P. y2 T9 g& d& g+ y* \" J! ~1 V& v9 K6 W& 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.