Device, preparation for operation, adjustments, technical maintenance, main possible faults and methods of their elimination are considered. The methods of correct operation of the Yenisei combine and its modifications created on the basis of the modernization of the Sibiryak SKD-6 combine in various operating conditions are indicated. For students of secondary vocational schools, machine operators and technical workers of agricultural production related to the operation of combine harvesters. It can be used in professional training of workers in production.