Gas ventilator burner has gas-air mixer duct, fan, burner-head, combined gas regulator, gas supply pipe, control pipe, pressure switch, actuator and on/off valve

摘要

The gas ventilator burner has a gas-air mixer duct (1) with fan (2), burner-head (3) and a combined -regulator (5) which is positioned in the gas supply pipe (4) and is connected to the fan by means of a control pipe (6). A press switch (8) is positioned in the gas-supply pipe in front of the ON-OFF valve (7) and the combined gas regulator. The press switch is connected to the actuator (9) of the screen (10) positioned after the combined gas regulator.