The brochure contains brief information on the process of producing acetylene from calcium carbide and discusses the main diagrams of the acetylene generators. Description of portable acetylene generators produced by industry and planned for production in the near future is given. Issues of storage of calcium carbide, uncoupling of carbide drums are covered, instructions on operation, installation, inspection and repair of acetylene generators are given. Possible problems and solutions are considered. Basic safety requirements for operation with mobile generators and handling of calcium carbide are given. The brochure is intended for workers and craftsmen involved in the operation of mobile acetylene generators.