The equipment of control for opening the air pipeline check (non-return) valve equipped with (4) one bracket (5) of permanent magnet constantly is adjustably in an air pipeline (1) longitudinal axis being arranged on the side of a valve stop (3), which side leaves space, and wherein the adjacent part of check (non-return) valve (2) is swung towards positive stop (3). In one of air pipeline (1) space, wherein the check (non-return) valve arm is waved, an adjustable brake (7) and adjustable pe21: a 02373-92 11:278601 may be fixed