"He's pinned below an outcropping of rock. Lucky for him, the rock retained the dirt from burying him alive". When it is actually engaged the spring does pull the pulley and tightens. The belt does nevertheless feel quite unfastened if the blades are engaged. Im not sure exactly how much http://eduardoyuhwi.topbloghub.com/8539658/new-step-by-step-map-for-craftsman-lts2000-review