Smart valve for furnace

The furnace gas valve opens and closes which allows the flow of gas to the pilot light and burners. 50 out of 5 stars.

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If I reset the thermostat turn the smart valve off and the power to the furnace and then let it set for a couple of days and then turn it back on it usually works but only for about 24 hours.

Smart valve for furnace. Smart Valve Operation on a Gas Furnace. In this HVAC Training Video I show How the Honeywell Smart Valve Works on a Gas Furnace. Gas furnaces sometimes have used the Honeywell smart valve for controlling their gas burners.

This video shows how it should work and what can cause failure. Sorry to hear that you are having trouble with your Honeywell Smart valve on your Tempstar furnace. Make sure that all ground wires and wire connections are good and tight.

I would like to suggest that you turn your gas off and turn the power off to the furnace then make sure that your burner orifices are not partially stopped up. So yes I believe Smart Valves are smart. And depending on the manufacturer and its goals they are the cats meow of gas valves.

Ultimately they eliminate a circuit board by controlling the sequence of operation with the gas valve at minimal cost to the manufacturer. Furnace Gas Valve Replacement Costs A furnace gas valve costs anywhere from 200 to 600 to replace. This part allows natural gas or propane to flow to your unit.

Furthermore how much does a furnace tune up cost. Tune-up costs Expect to spend anywhere from about 80 to 100 for a furnace tune-up but more if repairs. We will take a look at a very dangerous exploding furnace.

The furnace is a Tempstar with a Honeywell smart valve system. The smart valve you have is unique to Armstrong and Heil furnaces and is causing some slight confusion here between your smart valve and other smart valves out there. Your smart valve sends 120 volts to a separate ignitor that light the burners directly as opposed to most smart valves that sends 24 volts to an ignitorsensor that light a pilot assembly first then the main burners.

A furnace gas valve is a component of your furnaces fuel system. The furnace gas valve opens and closes which allows the flow of gas to the pilot light and burners. While the component itself if actually rather simple a furnace gas valve is a crucial part of your HVAC system.

Furnace gas valves are only seen on gas-fueled forced air furnaces or gas-powered boilers. My Ducane furnace smart valve will give 4 flashes which indicates an open limit switch or roll out switch but none of - Answered by a verified HVAC Technician. We use cookies to give you the best possible experience on our website.

I have a Comfortmaker with a Honeywell Smart Valve SV9541. Before the furnace went out the heat came on pretty sporadically and then eventually just shut off. I checked inside and there is a green light indicator on the Smart Valve and it isnt blinking took the blower out and had it tested and its running checked the transformer and it has 24 volts.

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This makes them great for gas-fired heating in the home such as in cooking or in commercial appliances like heaters. This system however makes Honeywell furnace gas valve troubleshooting a bit complicated and without proper instruction you might go as far as ruining it and ask for a Honeywell Smart Valve recall when it was not really necessary. Honeywell SV9641M4510 Upgraded Replacement for Furnace Smart Gas Valve.

50 out of 5 stars. Honeywell SV9501M8129 Gas Valve. 46 out of 5 stars.

Was quoted 800 for the part 75 for the call-out and 125 for materials pipe dope really. Like many of you was also told the entire furnace AHU AC condenser dampers duct work needed replaced. Honeywell Smart Valve replacement I have never worked on or seen the insides of a furnace until earlier today.

So bear with me. Long story made short My HW SmartValve SV9500H2609 has failed performed all the testing on page 13Figure 15 of this PDF. How to change a Honeywell smart valve gas valve Tempstar furnace - YouTube.

ANSWER - There is a constant 24 to the Smart Valve and an interrupted 24 the interrupted 24 only occurs when the call for heat takes place by the thermostat. That sends voltage from the board to the SmartValve provided the 120 Volts to the valve switches internally in the valve and powers the draft inducer which in turn should complete the. Honeywell SV9541Q3098 SmartValve Furnace 2 Stage Gas Smart Valve HQ1013351HW Used.

Honeywell SV9541Q3098 SmartValve Furnace 2 Stage Gas Smart Valve HQ1013351HW. Buy Honeywell SV9540Q 2449 SV9540Q2449 HQ1012188HW Smart Valve Furnace Gas Valve in Redford Michigan United States. You are bidding on a Used Honeywell SV9540Q 2449 SV9540Q2449 HQ1012188HW Smart Valve Furnace Gas Valve.

The smart valve is a working pull and will come as pictured. Shipping to the lower 48 states will be free. The smart valve gets 24v power from the transformer and the attached sensors then define the smart valve function.

So far it looks like the chances of a. The SV prefix on your part indicates that you have a Smart Valve. They are known for being problematic due to faulty solder joints on a small circuit board that the wires plug into.

Working on them can be frustrating as they can check good but the slightest movement can change that. I have a Tempstar furnace that shuts off after about 24 hours of use. If I reset the thermostat turn the smart valve off and the power to the furnace and then let it set for a couple of days and then turn it back on it usually works but only for about 24 hours.

My thoughts are that it is a bad smart valve.