my harmon xxv is starting it's 3rd season.i started it up yesterday and knowticed the distribution blower not working at all.i used a pigtail jumper to the blower and it gives a quick humm noise and the fans spin for a second then nothing.could the distribution blower be bad after 2 seasons?by jumping the blower i am eliminating all other posibilities.is this repairable or do i have to pony up $250 greenbacks for a new one?help always appriciated