Daily belt check of pulley
In the case of good, use one hand to pinch the middle and bottom of the belt, check the belt box, as long as it is not very good
You can also turn on the engine to see if the belt is jumping up and down, and if you don't, you can ignore it.
It's ok to see if there's any bite marks on the belt, and there's no problem with the tiny cracks in the middle.
