I don’t know about your walk behind snowblower, but the one I have you have to split it in two. Hate to have to do that job outside in January. Here’s a caption this pic. View attachment 1716298220
I watched a video about changing the belt and it said stand it on it's nose and push the belt up from the bottom and then over the top pulley. Yeah right. I had split the frame as I always do when changing a belt.