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This image shows a Vidor Economite gas control device, Model RE4400DS, with a green painted exterior labeled "CW Rotation" and "Panel-B 20,024 PSRK." The unit is mounted in what appears to be an HVAC or heating system installation. The device specifications indicate a maximum input of 400,000 BTU/hr, minimum input of 132,000 BTU/hr, natural gas pressure rating of 7-14 inches water column, and operational voltage of 120V at 60Hz with 3.6 amperes. The serial number is 1507036, and the unit includes a NAT certification marking. A label on the device notes it is "For use with NATURAL gas and PROPANE a conversion kit as supplied by the manufacturer, shall be used to convert to the alternate fuel." Above the equipment, a wiring diagram (Figure 1, drawing 5232-66) is visible, depicting the blower air switch, gas valve, solenoid, damper actuator, common channel control, and electronic control splice connections with solid lines representing MIDCO components and dashed lines representing installer-provided wiring. The diagram uses standard terminal strip, component, electronic control, and splice symbols per the provided legend.