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.
Won't hurt a thing going up and down by hand. You do not have to take off the vacuum lines either. As said above grab the "knee" of the joint and pull it and the housing will start to go down. It might go all the way down by itself or require a little help.