The powerman is a developer and the performer of technological operations on adjustment, installation, maintenance and repair of electrical installations and automation equipment in agricultural production. He schedules installation and preventive maintenance of installations and equipment, conducts adjustment of the means of protection and automation of electrical equipment and adjustment of machinery, reads electrical and wiring diagrams; determines malfunction in the circuits of electric devices, works on the test and adjusting benches; selects rational modes of operation of electrical equipment and effectively uses electricity in agricultural production.