30A ?It seems to be a bit too high for the wiper motor. 6 L' M, b5 i' q7 M+ G- q9 L! K% Z( _# ?9 l. w4 Y
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.