Honeywell furnace control board manual

fuRnACE COnTROL bOARDS ICM Features Application • Control gas valve, ignitor, blower motor, inducer, humidifier air cleaner • Microprocessor-based • Designed for % gas shutoff in case of ignition failure • Model selection of 80+ 90+ furnace operation • Reverse polarity protection • Secondary brownout voltage protectionFile Size: 1MB. I removed the control board and found that the fan relay had burnt out. I got the part number off of the board and typed it into Amazon search. With the exception of the mounting points, this board seems to be an exact replica of the Honeywell STC control board that was in Reviews: STU. Universal electronic fan control for gas furnaces, replaces multiple Honeywell models. Includes instructions and special wire harnesses for easy replacement. STC is a 2 channel programmer, designed for control of both heating and stored hot water in complete systems.

The STA Electronic Fan Timer integrates control of all burner and circulator fan operations in an oil furnace. This control is the central wiring point for most of the electrical components in the furnace. The basic purposes of the STA are to monitor the thermostat for heat, cool, and fan demands and run the oil burner primary control. Now:$ This is a BRAND NEW Honeywell Furnace Control Circuit Board. It's designed to replace all the Honeywell part #s listed below. Board comes with instructions and several wiring harnessness to convert old plug designs into this updated board. You will only use one of wiring harnesses in the package (if you require any of them. Hvac Control Board Wiring Diagram | Manual E-Books – Furnace Control Board Wiring Diagram. Wiring diagram also provides beneficial ideas for projects which may require some extra equipment. This guide even includes suggestions for added materials that you could want to be able to end your projects.

Furnace models which are equipped with a Honeywell. ST Fan timer/furnace control use a manual reset roll out switch. Once the roll out switch has opened. The SU Universal Integrated Furnace Control control rated at A or less; Honeywell Secure the board to the mounting panel base plate. IMPORTANT: Read the following instructions. COMPLETELY before installing!! KEEP THIS MANUAL NEAR BOILER. RETAIN FOR FUTURE REFERENCE. WARNING. Keep boiler area.