When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
I could've really used that amazing illustration a couple days ago.
I loosened the screw to do it. But it can be done by sticking 2 small flatblade screwdrivers in there. Use one to pry the spring away and the other to turn the wheel.