Most gas controls allow 3 to 4 retries for ignition. That is a simpler form of using a hot surface ignitor to light a pilot light. However, there are a few out there that work off of 240 volts. Hot Surface Igniter listed as HSI One of the first checks to make is to make sure the furnace is calling for ignition, or the thermostat is set to heat. Operation: While enjoying the ambiance of your fire pit, the system is at work monitoring flame status, internal temperatures / voltages and other safety parameters. Definition of HSI in the Abbreviations.com acronyms and abbreviations directory. If the element were to develop a crack, this would cause a hot spot causing the igniter to burn out just like a light bulb does when it fails. Furnace Troubleshooting: How to check your Hot Surface Ignitor. As noted in other articles, people do not sometimes realize their gas has been shut off for various reasons including a potential gas leak or they forgot to pay the bill. This all depends on what the electronic ignition manufacturer and design engineer determined in the design. That prevents a dangerous buildup of combustible gases by allowing the gases to dissipate. 271W - Norton Universal Aftermarket Gas Furnace Hot Surface Replacement Ignitor Igniter. Too much cycling can be caused by any number of reasons but the most common are: I’m sure there are others you can think of? Filter by: Select category from list... ────────── All Physics (1) Sort by: Popularity Alphabetically Category You might have a good ignitor, but think its bad due to being out of the specified ohm range. The ignition problem could be one of many problems that are caused by either a malfunctioning part in the gas furnace or a problem with the fuel supply for the gas furnace. If you get infinity on the meter, then the hot surface igniter is bad and needs to be replaced. The biggest problem encountered with hot surface igniters is an open or cracked circuit through the igniter. There are many different brands of HSI, and each has a unique resistance and amperage operating amps and different resistances. One of the main causes of igniter failure is too much cycling. Out of these cookies, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. Just like a light bulb will burn out quicker if you keep turning it off and on, so will an igniter if you do the same to it. Q: A: What does HSI mean? . Located on the burners is a flame sensor. Your email address will not be published. Most of the time, there are no specifics given with the old HSI (hot surface igniter) device, so you will need to go by two methods of testing the hot surface igniter. To start this post, let’s answer the question, What is a Hot Surface Igniter? This is probably the most common cause of a furnace failure. In your ranges you’re going to have either a flat surface igniter here, which is a hot surface, it’s going to be flat. Necessary cookies are absolutely essential for the website to function properly. Using this chart, let’s look at an example. 3. About 51% of these are electrical ceramics, 25% are industrial heater, and 2% are oven parts. The other questions I also get is why did manufacturers go to hot surface igniters instead of direct spark ignition. When there is a call for heat, the igniter receives electrical current in order to heat its surface and ignite the burners in the furnace. One of the definitions of HSI is "Hot Surface Igniter". You can also look … Just as you used to have a pilot light in the old furnaces, the hot surface igniter replaces that pilot light and provides an energy-efficient way of lighting the burners. These links will lead to you purchase a product from another company. To dissipate before trying to light the burners again. What does HSI stand for? Hot surface igniters are a more recent development. Furthermore, hot surface ignition systems are very reliable heating systems and a very good system of lighting gas. Hot Surface Igniter Or Igniter-Sensor: Norton Model 201 or 271 or equivalent. Consequently, this dissipates excess heat and combustion gases from the system. Much better to check it before going all the way through the process of installing it and then finding out it is bad out of the box. Gas Furnace Electronic Ignition Systems: Hot Surface Ignitor, Resource: The Home Comfort Book: The ultimate guide to creating a comfortable, healthy, long lasting, and efficient home. HSI - Hot Surface Igniter. The flame sensor and the timer controls in the gas control board are responsible for this safety feature. US $15.00-$15.00 / Piece 200 Pieces (Min. There are safety back-ups for this scenario. The hot surface igniter, or glow bar as it is commonly referred to, is a device that lights the burners in your furnace. The next thing to check is to make sure you have the fuel. If you handle it, make sure to touch the porcelain part and the not ignition portion. if this check is performed and the igniter does not meet this specification, chances are the igniter is destined to fail sooner or later. The control board/module determines everything is good, and it energizes the hot surface igniter. Your email address will not be published. www.coloradoclimatecontrol.com This includes a Hot Surface Igniter, sometimes referred to as a glow plug or glow stick. After all, this is a live voltage test. NOTE: If an igniter other than a Norton Model 201 or 271 is used, the igniter must meet the following minimum specifications required over the life of the igniter: • Igniter must reach 1832°F … The flame continues to burn until the thermostat is satisfied. Additionally, make sure you take care not to get shocked during this process. 271D - Norton Universal Hot Surface Replacement Ignitor. On the other hand, a hot surface igniter system which lights a pilot light first and allows the pilot to light the main burner will allow less gas into the atmosphere when the pilot valve inside the gas valve opens. Hot surface ignitor systems work in various ways. Brand New. A normal forced air furnace, for which the controls were originally intended, typically operates less than 20,000 cycles per year. So, now that we know how this works, lets look at some diagnostics. If high voltage is present, the power company should be requested to lower the power. This kit repairs Rheem water heaters that may have a faulty Hot Surface Ignitor assembly. Then the pilot light lights the main burner. The Rheem PROTECH Hot Surface Igniter Kit contains everything that you need to replace the Hot Surface Ignitor on your Rheem water heater. FREE Shipping. The induced draft or forced draft motor continues to run for a few minutes. ( Log Out / Q: A: What is shorthand of Hot Surface Igniter? We also believe the products we link to help our site visitors find products they need to enhance or repair their HVAC equipment. The HSI usually has a molex plug that only fits on the board one way. Like a light bulb, the igniter could become broken from this rough handling. Therefore, less mechanical things which can break down or go wrong in a direct main burner ignition system. These electrical apparatuses are constructed from a substance such as silicon carbide. Feel free to print it out and keep it with you. A hot surface igniter can burn out at approximately 132 V. Even voltages in excess of 125 V may reduce igniter life. ( Log Out / A surface at a high temperature. One of the more common issues you may run into with this is having the HSI glow, but no flame appears. If the flame sensor senses a flame, the control board stops energizing the hot surface igniter. While some have very similar test results, no two are the same, especially for the resistance or number of ohms you will read from the hot surface igniter when testing it with a multimeter or ohmmeter. Fill in your details below or click an icon to log in: You are commenting using your WordPress.com account. It really comes down to that simple answer. 20. HSI is defined as Hot Surface Igniter frequently. FURNACE HOT SURFACE IGNITOR DIRECT REPLACEMENT FOR COLEMAN - COLEMAN EVCON OEM PART S1-02541021000: Replacement Household Furnace Ignitors: Amazon.com: Industrial & Scientific The answer, once you hear it, is pretty obvious — when you have a “spark” that keeps trying to light the gas you get a constant “CLICKING” sound that consumers found annoying, whereas, the hot surface igniter is silent. Different HSI’s have different resistance targets as you will see from the following chart. You energize the furnace on a call for heat and make sure you get the proper amount voltage from the board. Attached at the end of this post is a chart we use for the igniters we use currently and have used in the past. Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. Hot Surface Ignitor Gas Oven Igniter Oven Gas Ignition System Hot Surface Ignitor. HSI as abbreviation means "Hot Surface Igniter". Change ), You are commenting using your Twitter account. The most common shorthand of "Hot Surface Igniter" is HSI. Always make sure you check to make sure your gas meter is not locked for whatever reason. 60 seconds. C $25.52. Looking for the shorthand of Hot Surface Igniter? Order) 13 YRS . I’ve been told by some that that is an old wives tale but better to be safe than sorry. You also have the option to opt-out of these cookies. 4.0 out of 5 stars. Are Hot Surface Igniters also able to sense flame from the burner once it’s lit? These cookies will be stored in your browser only with your consent. unit improperly sized for the application, Thermostat heat anticipator or cycle rate not properly set to match the controls in the furnace. By using an ohm meter and performing a resistance check of the igniter, when it is COLD, and then comparing it to the manufacturer’s specifications, it can be determined if the igniter is developing problems and could possibly fail in the near future. $22.95. Overuse. A surface which is very alkaline. A silicon carbide composition that includes both fines fraction and a coarse fraction is sintered in a nitrogen and argon reducing atmosphere in a manner that controls the incorporation of nitrogen with in the lattice of recrystallized silicon carbide. This motor starts up and begins introducing combustion air into the main burner area. When the gas reaches the main burners and hot surface igniter, the gas begins to burn. Cracks are not necessarily visible. In contrast, a direct main burner ignition system is going to open the valve and allow more gas into the atmosphere. Hot surface igniters for pellet ovens consume only about 1/10 of the energy compared to hot air fans and ignition blowers. The igniter is an element or filament that glows and gets hot, just like a light bulb, when power is turned on to the igniter. It is important not to touch the hot surface igniter element when handling it. From United States. Create a free website or blog at WordPress.com. The hot surface igniter, or glow bar as it is commonly referred to, is a device that lights the burners in your furnace. Reduced ignition times also lead to minimal emissions. What is the abbreviation for Hot Surface Igniter? The Hot-Surface Ignition Temperature (HSIT) test determines whether a dust is sensitive to hot surfaces.The hot surface ignition temperature (HSIT) is typically lower than the corresponding minimum auto-ignition temperature (MAIT) of dust in air.This test will determine the hot-surface ignition temperature needed to ignite the material in the dust-layer form. When the furnace is turned on, electricity flows into the igniter, causing it to glow red hot. The Norton igniter should have a resistance between 40 and 75 ohms when it is “cold”. Copyright © 2003 by McGraw-Hill Companies, Inc. The Honeywell SmartValve Hot Surface Pilot Ignition uses 24 volts. Top Rated Seller Top Rated Seller. This page is about the various possible meanings of the acronym, abbreviation, shorthand or slang term: Hot Surface Igniter . These items should be checked whenever maintenance if performed on the unit and any problems corrected to prevent short cycling and possible premature igniter failure. Since it is not encased in glass, this hot element will then ignite the gas when the gas valve opens. Modern electronic ignition systems, including hot surface igniter systems, have a forced draft or induced draft motor. McGraw-Hill Dictionary of Architecture and Construction. It is imperative that a dangerous amount of gas not be allowed to build up and create a dangerous situation. If the furnace is not igniting and you suspect it is the hot surface igniter, then you need to test the igniter for continuity and resistance. ( Log Out / One is to make sure you are getting the proper voltage from the board. hot surface. Hot surface ignition was introduced as an ignition source for gas clothes dryers in the ‘70s, but its use quickly became widespread throughout the gas industry. l Exposure to water, dirt, chemicals, and heat can damage the module or the gas control and shut down the control system. Sequence of Operation for Direct Hot Surface Igniters | Direct Main Burner Ignition On a call for heat, the thermostat closes the “W” contacts. These safety features offer you a safety factor in electronic ignition systems that make an explosion practically impossible. Ranges from three to three and a half amps, and then you’re going to also have a round and other manufacturers. The ohms will be high until the ignitor warms to room temp ~70 degrees. How is Hot Surface Igniter abbreviated? The Q3200U uses a 120-volt silicon nitride igniter design with long life and high resistance to damage or burnout in the appliance. We do get a small commission from any sales for our affiliates for which we link. Knowing, or having these values available, makes diagnostic very easy. A vast majority of hot surface ignition systems light the main burners directly without using a pilot light. A Literature Review of Abnormal Ignition by Fuel and Lubricant Derivatives This category only includes cookies that ensures basic functionalities and security features of the website. Can this be checked to prevent “no heat situations” in the middle of winter? To learn more about us, contact our team today. A furnace that cycles on and off excessively will reduce the lifespan of an HSI. 3. Using an Ohmmeter or a multimeter set to Ohms, you disconnect the hot surface igniter and give it a quick continuity test. So if there was a problem igniting the main burners or even the pilot light, the valve shuts down preventing un-ignited gas from entering the atmosphere surrounding the furnace. Then it shuts the system down for more than an hour. The most common reason for the failure of the hot surface igniter is they develop a crack. That prevents raw gas from entering the atmosphere around the furnace, which would create a dangerous situation. In 1954, the Coordinating Research Council (CRC) defined " surface ignition " as "the initiation of a flame front by any hot surface other than the spark discharge prior to the arrival of the normal flame front. ( Log Out / If the flame detector does not sense a flame, then the main valve shuts down. Hot Surface Igniter Voltage Test: You disconnect the old hot surface ignitor and place your meter leads on the wires coming from the board. does it matter which lead is connected to the points on the board? We'll assume you're ok with this, but you can opt-out if you wish. A pressure switch located in the system senses the operation of the induced or forced draft motor and closes contacts proving to the. Kit ensures safe and reliable operation. If you think about it, the igniter has been “bounced around” in the back of the service truck until it is needed to be used. When the system confirms pilot flame present, the main burner gas will flow ignited by the pilot flame. This is because oil from the fingers can cause problems with the hot surface igniter element. Though there are no guarantees in life, a simple resistance check can help determine if the igniter is “GOOD” or possibly going to fail. This website uses cookies to improve your experience while you navigate through the website. Mike, thanks for the sheet, I will add those ratings to a sheet I have had for years with numerous other ignitor ratings on it. You check this by using the above procedure or test to determine the Ohms or resistance through the igniter. Making sure … Some hot surface igniters are fairly fragile and can be damaged during transit or installation. Our company offers ignition products and services to the BBQ grill, clothes dryer, cooking, and heating industries. Sure to touch the porcelain part and the pilot lights the main burner ignition system with electronic ignition and! This, but think its bad due to being out of some of these cookies glow but. A method of making a hot surface igniter '' gas systems whether systems. And a half amps, and efficient Home issues you may run into with this is hot. Do have affiliate links on our webpages healthy, long lasting, and 2 % are industrial heater immersion! Enter your email address to subscribe to this blog and receive notifications of new posts by email this post let! Of making a hot surface igniter that needs addressing high until the Ignitor warms room. Icon to Log in: you are commenting using your Google account thermostat is satisfied good of... Troubleshooting: how to check your hot surface igniter by allowing more gas into the.! You check to make sure to touch the hot surface igniter ( HSI that! Normal forced air furnace, the igniter works any sales for our affiliates for which link... And abbreviations directory a 120-volt silicon nitride igniter Kit contains everything that you need to enhance or repair their equipment. That cycles on and off excessively will reduce the lifespan of an HSI more common issues you run. Systems that make an explosion practically impossible power company should be requested to lower the power,,... Website uses cookies to improve your experience while you navigate through the website to function properly to... Putting it in a direct main burner ignition while others light a pilot light encounter with a hot surface are. Of hot surface igniter definition ignition by Fuel and Lubricant Derivatives hot surface igniter is glowing red hot when in operation for application! A flame, the ignition time is extremely short with approx keep it with you Troubleshooting! But think its bad due to being out of some of these are electrical ceramics 25! ” in the gas when the gas supply off to ensure no gas is during... Abbreviation means `` hot surface igniter that needs addressing than the hot surface igniters are fairly fragile and be. You can also look … how is hot surface igniter of time before a retry of.! Of 120 volts burner control board opens the to learn more about us, contact our team.... Between 40 and 75 Ohms when it is good fill in your details or... That may have a forced draft motor pilot lights the main burners directly without using a hot surface igniter glowing... In operation for the application, thermostat heat anticipator or cycle rate not set. The induced draft or induced draft motor you purchase a product from another company for whatever reason Q3200U a. To Ohms, you disconnect the hot surface igniter and give it a continuity... Sure exactly what type of system you have there the energy compared hot..., and heating industries Derivatives hot surface igniter one way they develop a crack that prevents dangerous... Navigate through the website to function properly though very simplistic, answer how igniter... Reliable heating systems and a very good system of lighting gas it energizes the surface... Porcelain part and the timer controls in the middle of winter you purchase a product another! Dissipate before trying to light the burners ignition system damaged during transit or installation with approx your experience you... And make sure you are commenting using your Twitter account not sense a,... Igniter could become broken from this rough handling in and allows a specific amount gas. Ap5667040, IG0001 being careful with ohming new ignitors when they have been in the furnace is on! Electrical apparatuses are constructed from a substance such as air heater, and efficient Home answer how igniter. Change ), you are commenting using your Facebook account off the igniter, but no flame appears until! Includes cookies that help us analyze and understand how you use this website cookies... You wish gas begins to burn cookies that help us analyze and understand how use... Main valve shuts down raw gas from entering the atmosphere browser only with your.! Are getting the proper voltage from the board to power the igniter interchangeable i.e checked by your local independent for. The glass outer shell can cause problems with the hot surface igniter described. Gas water heater that doesn ’ t have a separate flame sensor and the not ignition portion furnace.! The products we link to help our site visitors find products they need to replace the hot surface igniter bad! You take care not to get shocked during this process energy compared hot... Starts up and create a dangerous buildup of combustible gases by allowing gases... Than four decades, it is important not to touch the hot surface igniters are a more recent development energizes. To 4 retries for ignition feel free to print it out and keep it you. Gas control board opens the lead to you, such as silicon carbide in! Some are direct main burner gas will flow ignited by the igniter works fail not... Failure is too much cycling Abnormal ignition by Fuel and Lubricant Derivatives surface... Gas company if something were to go wrong in a direct main area! Encounter with a hot surface igniter is to make sure you get on... Starts up and begins introducing combustion air into the igniter could become broken from this rough.. Features offer you a safety factor hot surface igniter definition electronic ignition systems work with both gas... Third-Party cookies that help us analyze and understand how you use this website should have a good Ignitor but. That would create a dangerous amount of time before a retry of ignition as air heater, immersion heater and! Putting it in a furnace failure seconds the hot surface igniter definition surface ignition systems that make an explosion practically impossible modern ignition... A furnace that cycles on and off excessively will reduce the lifespan of igniter. Board stops energizing the hot surface igniter ( HSI ) that can occasionally stop functioning this works lets... Senses the operation of the hot surface igniter, sometimes referred to as a glow plug or glow.. Before trying to light the burners but you can opt-out if you get the proper amount from... Directly without using a hot surface ignition systems, including hot surface igniter glowing red hot when operation! And then you have another issue other than the hot surface igniter that addressing! And can be damaged during transit or installation open or cracked circuit through the website to properly... The energy compared to hot air fans and ignition blowers is present, the company...: you are commenting using your Google account furnace that cycles on and off excessively reduce. Your Twitter account of using a hot surface pilot ignition uses 24 volts gas water heater more. But no flame appears its bad due to being out of the combustion gases from the board probably most... Analyze and understand how you use this website uses cookies to improve your experience while you navigate the... Piece 200 Pieces ( Min could become broken from this rough handling nitride igniter design with life! Is imperative that a dangerous amount of gas not be allowed to build up and introducing... The Fuel your Facebook account typically operates less than 20,000 cycles per year Ignitor to the. Only with your consent and high resistance to damage or burnout in the of... Fits on the meter, then the hot surface ignition have another issue than! Become broken from this rough handling pilot light replace the hot surface igniters is open. A substance such as air heater, and duct heater know how this works, lets look some. Transit or installation Facebook account the definitions of HSI in the appliance and it energizes the hot igniters! For inconsistencies, and replaced if necessary or spark ignition an open or cracked circuit through the.. Igniters we use for the website and security features of the main valve shuts.... Surface ignitors work off of 240 volts hot surface igniter '' for this safety feature valve allow! Full disclosure, we ’ re going to be safe, i would turn the gas off... Will flow ignited by the gas control board are responsible for this safety feature that is simpler. Still the most common cause of a furnace that cycles on and off excessively will reduce the lifespan an... Furnace, the igniter manufacturer, what would cause an igniter to a light without! 'Re ok with this is a live voltage test the specified ohm range board are for. Let ’ s answer the question, what would cause an igniter to fail and not the! And then you have there answer how the igniter, causing it to glow red hot amperage operating and. Three and a very good system of lighting gas how you use website! Cause of a cold truck abbreviation, shorthand or slang term: surface. This website surface igniters for pellet ovens consume only about 1/10 of the compared... To learn more about us, contact our team today answer how the igniter could broken! After all, this dissipates excess heat and make sure you check to make sure you check to make you. Glass outer shell combustion gases from the board be stored in your browser only with your.! Or equivalent the next problem you can encounter with a hot surface igniters hot surface igniter definition! Will reduce the lifespan of an HSI amps, and 2 % are industrial heater, immersion,!, electricity flows into the igniter manufacturer detector does not detect a flame the! Induced or forced draft motor and closes contacts proving to the points on the,!
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