The manual included with your Victory is functional, but it has limitations:
The lower unit controls ergonomics, safety, and trigger break characteristics. Smith & Wesson SW22 Victory Parts - Midwest Gun Works smith and wesson sw22 victory parts diagram better
Rimfire ammo is notoriously dirty. Carbon buildup on the breech face can cause your firing pin to stick. Remove the bolt and use a dedicated carbon remover and a nylon brush. The manual included with your Victory is functional,
The bolt rides inside the receiver housing and manages the cycling of the ammunition. The main moving mass that cycles back and forth. smith and wesson sw22 victory parts diagram better