30A ?It seems to be a bit too high for the wiper motor. % e' h" s/ y) U4 Q- s7 I- ^0 w/ `, b7 H
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.