OMG, it keeps getting funnier!
He decided to drag the blower back into the open garage and check it out. After much inspection and thoughtful consideration he decided that the problem is...
It needs more fuel!
He topped off the gas tank and dragged it back down to the end of the driveway to try again. He fired it up and now he's repeatedly ramming it into the edge of the ice pack to see if the blades magically engage again...
You just can't make this stuff up!