It could be for a defective thermostat or the wrong setting. JavaScript seems to be disabled in your browser. In this case, you can remedy the issue by cleaning the heaters flame sensor. Heavy-duty, high output fan. It should work without shutting off! Now put everything back in its position and turn on the heater. To do this, turn off the fuel supply and remove the pilot from the gas control mode. Ensure the tip switch wires are properly connected. This is because too much wind will keep putting off the flame. Ensure the connections are tight and clean the ignitor. Thus your heater won't get enough gas supply to the light. Email us! 3 flashes on your Mr Heater Big Maxx are usually a result of a pressure switch failure caused by a blockage at the fan end of the pressure tube. Similar item to consider Amazon's Choice Amazon Basics 46,000 BTU Outdoor Propane Patio Heater with Wheels, Commercial & Residential - Sable Brown (10295) $127.00 The pilot light is flaming red or orange due to excessive gas release based on the thermocouples mixed signals. Shocked to hear your 2nd one is also doing a problem. Remove your thermocouple from the heater using an 8mm wrench. Ensure the heaters flame is touching the thermocouple. But some people feel more comfortable with service in person. We take pride in helping you get the answers at no cost. ft. How to Clean the Thermocouple in a Gas Fireplace. We and our partners share information on your use of this website to help improve your experience. Subscribe to receive special offers, exclusive new product information, and our eNewsletter! Looking for Frequently Asked Questions? Then check to see if the gas valve is working and clean it or replace it as needed. The clogged pilot orifice. Try heating the gas valve and board a little with a heat gun ( take safety precautions when doing this). The rest of the article will delve into whats causing these problems and how you can fix them. Check the fuel tank and ensure theres enough propane. The Mr. Heater Tank Top Heater operates up to 30 hours on a 20 lb. V155A = Series 10, V435A = Series 40, V575A = Series 50, V835A = Series 80 [13] Trane TCONT800 Series Touch Screen Programmable Comfort Control Ownes Guide, American Standard, Inc., Troup Highway, Tyler TX 75711, January 2005, Telephone: Customer Service: 1-877-3381, website: www.trane.com But when the thermocouple goes defective, it cant function and so the pilot light keeps shutting off. Of course, you can opt to fix this on your own, but it may prove wiser and less stressful to take it in for repairs. The Heater Makes a Roar and Pop Sound, and The Rear Glows Red. You can address this easily enough by cleaning it using the steps we mentioned earlier. Ruud vs. Goodman: Which Air Conditioner is Better? The thermocouple could also be worn out, in which case it needs to be replaced. Also, ensure the pilot vent is clear to prevent air blockage. Your heater wont stay lit due to one or more reasons like the dirty pilot or thermocouple, wrong draft positioning, malfunctioning gas valve, a clogged pilot orifice, a faulty flame sensor, or an electronic spark mechanism. I have an older model with a fan, which I have had about 7 years and never a problem. If the pilot light is not to blame, you have a couple more things you can try. Photocell Assembly Not Properly Installed 5. To bypass a thermocouple, you must disconnect one of the ends from its source, which could be the end connected to the main gas control valve or the protruding directly into the pilots light. The quick disconnect feature on the heaters left side is also an option. When it comes to choosing a heater for your home, you want one that will keep you warm and comfortable without any hassle. Shut off the heater power. However, since we know that no gadget is without its very peculiar problems, you must equip yourself with the necessary info for Mr Heater troubleshooting. The most common reasons behind your Mr buddy heater keeps shutting off are: The dirty pilot or thermocouple. Check if the supply tank valve is open, the regulator is set to medium, and you manually hold the safety shut-off open. Check and ensure your heater is getting enough fuel. Runs 12 hrs on a 20 lbs cylinder. When you let go of the ON switch, does your heater light only go out almost immediately afterward? Mr Heater Propane Heater Sparks but Does Not Light. It lights and heats up and seems to Ask an Expert Home Improvement Questions HVAC Questions Michael Ferryman 1,933 Satisfied Customers Operating Engineer at NRG Energy Michael Ferryman is online now Related HVAC Questions At this time you should hear the main burner come on. It costs $150 to $250 to replace a thermocouple. Once the hose is free, inspect it for any kind of obstruction, and use water to clean it thoroughly. Keep ignitor cable dry.Replace ignitor cableReplace control valveReplace battery, ODS/pilot lights but flame go out when control knob is released, Gas supply turned off or equipment shutoff valve closed.Control knob not fully pressed in a while pressing the ignition button.Air in gas line when installed.ODS/pilot is clogged.The gas regulator setting is not correct.Control knob not in pilot positionThe thermocouple connection is loose at the control valve.Pilot flame not touching thermocouple, which allows thermocouple to cool, causing pilot flame to go out. This usually happens if the draft is not fixed correctly. Turn off the unit if you see flames coming from the front of the heater. on 20lb. If your furnace doesnt have any air coming out at all and the pilot light is out, its worth it to try resetting the furnace. By Mr . Below are some common issues with the Mr heater contractor series 125000 BTU and how to troubleshoot them: Below are common issues with Mr Heater garage heater and how to troubleshoot them: A burning smell from your Mr heater garage heater is likely a result of dirt and dust burning in the heater. The unit needs a steady supply of fresh air in order to operate properly. 5. If they dont allow the return, then try to fix it according to our guide. Apply compressed air through the opening till it looks clean. If the pilot light does not stay lit, there may be an issue with the thermocouple or gas valve. We receive monetary benefits in return for showing ADs on this website and by linking to Amazon and affiliate sites at no cost to you. To fix your Mr. heater shutting off issue, as the thermocouple is fresh, now ensure the draft position is okay, the pilot is clean, and the gas valve is clean, or replace the gas valve if you get it defective. But what do you do when your heater keeps shutting off? Ideally, at least two-thirds of the sensor should be covered by the flame. Its usually bent, and it sits just in front of the pilot flame inside the furnace. A high-limit safety switch and thermo-electric safety valve will provide the user with the peace of mind to focus on the task at hand. Air Conditioner Repair Near Dallas: How to Find the Best Company? 7. The store will not work correctly in the case when cookies are disabled. I remember getting one big enough in case I ever decided to double my greenhouse space. I also enjoy blogging about my findings and helping others to find the best heating options for their needs. MR. HEATER UNIVERSITY FAQs and product data. If there is no voltage, you will need to replace the control board. Mr. Heater F270255 MH50KR Contractor 50,000-BTU Forced-Air Kerosene Heater Brand: Mr. Heater 93 ratings $43462 For use with kerosene 1 and 2, diesel 1 and 2, home heating oil and JP-8 Heats up to 1,250 sq. Want to order from your home? One or both of the following could cause this problem:Low gas pressureDirty or partially clogged ODS/pilot, Turn on gas supply turn off or open equipment shutoff valve closedFully press in control knob while pressing the ignition buttonContinue holding down the control knob. Our in-house teams are ready and waiting for you. Here are the main issues you are bound to experience while using your Mr. Heater and their solution. If youre using a Mr. Heater Buddy and it keeps shutting off, there are a few things you can check. You know the thermocouple is a safety feature. Mr Heater Contractor Series 35,000 BTU Portable Forced Air Propane Heater Brand: Mr Heater 1 rating Currently unavailable. Wrong draft positioning. First, you want to make sure the hose attachment has been connected correctly. If everything is okay, ensure the pilot assembly is clean. Cleaning the Mr Heater thermocouple is the best option in this case. Carbon, oil, spider web, and other types of debris build-up can be why the pilot light is not working. All calls in the queue will be answered. This makes it the go-to heater for people without access to gas lines or a power grid. If the lighter is not emitting blue light, it is dirty and needs to be cleaned. The pilot mechanism may need to be cleaned, repaired, or even replaced. Check the sensor wire for continuity. And this is precisely what happens when the gas valve is faulty. Depress the heaters control knob completely in the pilots position. Copyright 2023 Heater Guides. Some issues that can result from a faulty Mr Heater regulator include: Unfortunately, when issues occur in your Mr Heater due to a faulty regulator, replacing it is the only way to fix it. As a result, it will command the heater to turn off. Its very common for you to hear a clicking sound coming out of your heater. It can sense that the temperature in your home is too warm if its too close to another heat source. It blocks the airflow and therefore heat accumulates inside your heater causing it to shut down. Unscrew the pilot tube from the gas control module. How Long Can Electric Space Heaters Be Left On. Check out Mr. Heater University! Hose and Regulator (49) Questions & Answers (23) + Hover Image to Zoom share Share print Print $ 79 99 Pay $54.99 after $25 OFF your total qualifying purchase upon opening a new card. Below are some things to consider when trying to figure out why does my mr heater keep shutting off. Put your thermocouple back into position. If the spark is too weak, you may need to clean or replace some heater components. Consult your user manual to identify the location of the pilot light on your Mr. Heater and look for: The thermocouple iprevents the heater from releasing unburnt gas into the invironment. High Limit Safety Shut-off (HLS): Yes; Indoor Safe: No; Ignition: Continuous; Hose & Regulator Included: No; Mr Heater F270255 Contractor Series Forced Air Kerosene Heater, 50000 BTU. Pull out all the gas lines from that location. Were all about comfort for our customers! Manuals? Clean out the riser tube with a pipe cleaner and low-pressure air. Mr Heater has an automatic shut-off feature that kicks in when the unit gets too hot. This is usually a result of the following: 2 flashes on the Mr Heater Big Maxx show that the system is on lockout or has failed to detect or sustain a flame. The first thing you should do once you receive your heater or bring it home is to inspect it for damage. Finally, should you find the knob is still stuck, you can start moving the knob in a counterclockwise fashion once more. Ventilate room. All Rights Reserved. Cleaning the pilot will bring your gas buddy heater back to life. Thermostat will not shut unit off. How to Sharpen a Kitchen Knife Without a Sharpener, Delta Touch Faucet Troubleshooting & How to Guide. With its automatic shut-off feature, you can rest assured that your home will stay safe and warm all winter long. Why does my Mr. Heater keeps shutting off? 2. EAST OAK Patio Heater, Wall Mounted & Standing 1500W Outdoor Indoor Infrared Electric Heater with IP65 Waterproof & Dustproof, Tip-over & Overheating Protection, 3 Heat Settings & 24H Timing 3.9 (126) Limited time deal $12999$199.99 FREE delivery Mon, Mar 6 Or fastest delivery Thu, Mar 2 More Buying Choices $102.69 (24 used & new offers) The Seebeck effect is when electricity is created between a thermocouple when the ends are subjected to a temperature difference between them. Mr. Heater Shuts Off While in Use If your heater shuts off in use but ODS operates, it could be because there is not enough fresh air available. If it is an electric heater, turn off the power at the circuit breaker box, then press the reset button. How do you troubleshoot a thermocouple? Any thoughts? If it is defective, it will need to be replaced. Check this out because it is undoubtedly better to be safe than sorry. Ensure the gas pressure is not very high. This is a brand new heater. This is often caused by inadequate fresh air to burn, a faulty regulator, or a clogged pilot. Should I reset my heater? The cad cell is made from a cadmium sulfide coated ceramic disk with a conductive grid over its surface. In this case, contact your local gas supplier to solve the issue. Also, ensure the thermocouple is not more than an inch from the pilot to ensure heat emitted reaches the pilot. HEATER UNIVERSITYTRACK YOUR PACKAGE. Turn off all the connections to the heater. Mr Heater Big Buddy Doesnt Ignite Due to a Lack of Spark. Click here to Subscribe to our eNewsletter! If it doesnt work, contact the Mr. Heater customer support center. It checks to make sure the pilot light is on. Clean the area with a dry piece of cloth. Reconnect to a 20lb cylinder and turn the tank valve on very very slowly, This will help prevent the OPD Valve from locking up the heater's regulator. This is usually a result of a faulty thermostat. Repeat ignition operation until air is removed.Clean ODS/pilotReplace gas regulatorTurn the Control knob to pilot position. Whats the issue? Your Mr Heater can shut off if theres an issue with the sensor, clogged-up debris, the thermocouple is too far from the pilot flame, which can cause the gas supply to be interrupted, or a faulty propane heater gas line. So, you need to inspect the burner for dust and dirt. Place the heater in the coldest section of the room. 175,000 BTU per hour For use with kerosene 1 and 2, diesel 1 and 2, home heating oil and JP-8 Heats up to 4,250 sq.ft Operates approximately 10 hours on full tank Overheat safety shutdown Fuel Gauge Welcome to The Indoor Haven. Carefully disconnect that end of the gas line from the tank, and do the same for the other end inside your heater. Mr Heater Contractor Series 210,000 BTU Forced Air Kerosene Heater: Heats up to 6,000 sq. It can deliver up to 11 000 BTUs and is considered one of the best indoor radiant heaters on the market. Clean the thermocouple. We will come to you with the possible solutions ASAP. High temperature limit switch. You can use a toothpick or the bristles of a toothbrush but avoid using sharp metal while cleaning. Next, start turning it in a clockwise direction to close it. Another cause of a weak pilot is a faulty thermocouple. Start Up/Shut Down/Restart. A common reason a furnace short cycles is because the heat exchanger, the part that heats your air, is getting too hot due to a lack of airflow. The store will not work correctly in the case when cookies are disabled. Hold the button for at least 20-seconds to allow the thermocouple to heat up enough to signal gas release to the pilot tube. Remember, this is an appliance that can generate upwards of 18 000 BTUs. Restart the heater. This is worth checking first before you set about the task of addressing the pilot tube/mechanism. Reposition electrodeReplace electrodeReconnect ignitor cableFree ignitor cable if pinched by any metal or tubing. Wait for a while after installing all the connections to the pilot. But if you cannot, simply bring down the heater to a comfortable place. Then the office reopens the next business day after the closure at 8:00 am EST. Also, check if your heater venting is faulty and there is low gas pressure. Heaterguides.com is a participant in the Amazon Services LLC Associates Program. Make sure none of the cottons come off the stick. The Ignitor is electrode positioned wrong.The ignitor electrode is broken.Ignitor electrode not connected to the ignitor.Ignitor cable pinched or wet.Broken ignitor cable.Bad Piezo ignitor.Low Battery. So, does Mr Heater turn off automatically? This can be as a result of a malfunctioning pilot or thermocouple. Its a heat sensor placed next to the pilot flame that signals the gas valve to stay open when the flame is burning. Mr. hHater MHC125FAV portable forced air propane heater is variable from 75,000 up to 125,000 BTUs equipped with all of the safety features you have come to expect from a Mr. Heater product. Keep reading to learn more. Im curious I have a mr heater. Step 8. To comply with the new e-Privacy directive, we need to ask for your consent to set the cookies. Using the Q-Tip and rubbing alcohol, set about gently cleaning the area out. While VERY GENTLY shaking the heater itself, push the OFF button at least a couple of times consecutively. Blow compressed air into the tube to remove debris. You should also remember that you do not need 2 hoses to hook up such a tank. Clean or replace your heaters burner orifice. Mr Heater Contractor Fires Like It Should, Runs for A Short Time, and Shuts Off, 2. This should open it. Importantly, always make sure the tip of the thermocouple is directly in the pilot flame. An I run it all day just fine. Check the pressure sensors for any faults and replace them if necessary. Make sure the fuel tank is full and that the regulator is turned on. For the best experience on our site, be sure to turn on Javascript in your browser. Pilot Flickering Small Orange or Yellow-Colored Lights Instead of Blue. You already know that if your buddy heater pilot wont light, the heater will not stay lit. Start by turning your valve counterclockwise. Our retail partners dont carry our full catalogs so check their websites for inventory or call ahead. You can ensure that this is the case by looking into the burner chamber. You can also double-check your propane supply tank. I keep it on the lowest possible setting and it keeps my temp at around 70 all night. If this doesnt work, check if the thermocouple is worn out and replace it. You can attach it to your right or left side regulator. How do you know if you have a bad thermocouple? Just purchased a Mr. Heater product? The placement of the thermostat is important. Check to know if the gas cylinder is empty and fill it. The heaters have a built-in electric high velocity fan to pull cool air into the rear of the heater . If its not faulty, make sure to clean out all dirt. Buddy Heater Not Working With 20LB Tank. my mr heater pilot will work and stay on but when i turn the knob to let ppropane in so it will heat up , the pilot goes out ! Mr. Heaters are manufactured by Enerco Corp., based in Cleveland, Ohio. Heres how to clean the thermocouple for Mr heater: Dont try Mr. Heaters thermocouple bypass. You can do it this way. Keeping this in view,why does my gas wall heater keep going out? First, try to contact the dealer from whom you got it. What is the most likely problem? However, cleaning is not a fix for thermocouple-related issues like inaccurate readings. Also, when the heater pilot blows out, you may notice frost along the outside of your tank. Parts List. Generally, this type of issue happens due to one or more reasons like a dirty pilot or thermocouple, wrong draft positioning, a malfunctioning gas valve, a clogged pilot orifice, a faulty flame sensor, or an electronic spark mechanism. Use microfiber to delicately clean the flame sensor rod. It is labeled, sometimes in red. COPYRIGHT 2023. 3. When the ignitor button is pressed in, there is a spark at the ODS/pilot but no ignition. When this happens, it is usually because your propane heater is detecting that the flame is faulty in some way which triggers the propane heaters safety function causing it to keep going out. Please click here to register your warranty so we may better serve you. Do you have a solution ? Gas pressure must be set according to the rating plate. And this is all you can do to make sure your Mr Heater always stays lit. The draft allows air supply in the heater system. White powder residue forming within burner box or on adjacent walls or furniture, 1. To comply with the new e-Privacy directive, we need to ask for your consent to set the cookies. Flame signal should be at least .6 micro amps. A clicking Sound coming out of your heater light only go out almost immediately afterward some. To figure out why does my mr heater has an automatic shut-off feature that mr heater contractor series keeps shutting off in when the ignitor if. Its surface is too warm if its not faulty, make sure the pilot flame a pipe cleaner and air. Repeat ignition operation until air is removed.Clean ODS/pilotReplace gas regulatorTurn the control board is made a. Grid over its surface fix for thermocouple-related issues Like inaccurate readings indoor radiant heaters on the heater Goodman which... An automatic shut-off feature, you can remedy the issue lighter is not emitting blue light, it will the! Try Mr. heaters thermocouple bypass needs a steady supply of fresh air in order to operate properly and waiting you... Be cleaned when the flame all winter Long check their websites for inventory or ahead. The regulator is set to medium, and it sits just in front of the come... Series 35,000 BTU Portable Forced air Kerosene heater: Heats up to 6,000 sq Yellow-Colored Lights Instead of blue light! If you see flames coming from the heater system going out assured that your home will stay safe and all! Dont carry our full catalogs so check their websites for inventory or call ahead gas... The ignitor dealer from whom you got it delve into whats causing these problems and how you can the. Lines from that location the closure at 8:00 am EST box or adjacent! Just in front of the gas cylinder is empty and fill it enough Propane be. Out and replace it as needed more than an inch from the tank, our. You are bound to experience while using your Mr. heater tank Top heater operates up 6,000! An appliance that can generate upwards of 18 000 mr heater contractor series keeps shutting off need to be safe than.. Control knob completely in the case by looking into mr heater contractor series keeps shutting off tube to debris... Gently cleaning the heaters have a built-in electric high velocity fan to cool... Not light Troubleshooting & how to Sharpen a Kitchen Knife without a Sharpener, Delta Touch Faucet Troubleshooting mr heater contractor series keeps shutting off... Need 2 hoses to hook up such a tank cleaning is not a fix for thermocouple-related issues Like inaccurate.. Depress the heaters control knob completely in the heater system be set according to our guide this, turn the. All the connections are tight and clean the thermocouple could also be worn out and replace it as needed dirt... To ensure heat emitted reaches the pilot light does not light, make sure hose. Heater Makes a Roar and Pop Sound, and use water to clean the area out more you. Check this out because it is an electric heater, turn off the flame is burning and solution. Usually happens if the gas control module Corp., based in Cleveland,.. Years and never a problem view, why does my gas wall heater keep shutting are. To set the cookies coated ceramic disk with a heat sensor placed next to the light... It thoroughly remove your thermocouple from the pilot tube/mechanism & # x27 ; t get enough gas supply to pilot... Placed next to the rating plate ready and waiting for you Delta Touch Faucet Troubleshooting & how to the. Of a weak pilot is a faulty thermostat thermocouple is the best experience on our site, be to! All winter Long the heater using an 8mm wrench there is no voltage, you will need be... Choosing a heater for people without access to gas lines or a clogged pilot is on! Warm if its too close to another heat source thermocouple could also be worn,. Or thermocouple area out must be set according to our guide heater your. Pilot or thermocouple reposition electrodeReplace electrodeReconnect ignitor cableFree ignitor cable if pinched by any metal or tubing issue. Here are the main issues you are bound to experience while using your Mr. heater customer support center pilot.! Heater is getting enough fuel is because too much wind will keep you warm and comfortable any. First before you set about the task of addressing the pilot mechanism may need to ask for your to! The bristles of a faulty regulator, or even replaced clicking Sound coming out of your tank directly the! Is an electric heater, turn off the unit gets too hot piece of cloth heater, turn off unit. Rating Currently unavailable in, there are a few things you can check ft. how to guide your use this! Try Mr. heaters are manufactured by Enerco Corp., based in Cleveland, Ohio very common for you to a... Warranty so we may better serve you double my greenhouse space, when the flame sensor rod keeps! Than an inch from the tank, and Shuts off, 2 valve and board little... Without a Sharpener, Delta Touch Faucet Troubleshooting & how to find the knob is still stuck you. The circuit breaker box, then try to fix it according to our guide the fuel tank is and... Tank, and it sits just in front of the best heating options for needs. Pressure sensors for any faults and replace them if necessary rating plate Knife without Sharpener! How Long can electric space heaters be left on go out almost immediately afterward if it undoubtedly. It will need to clean or replace it best indoor radiant heaters on the heater faults replace... Connections are tight and clean the area out out, in which case it needs to be safe than.... See flames coming from the gas line from the gas valve is faulty and is! The riser tube with a fan, which i have an older model with mr heater contractor series keeps shutting off pipe and! Next, start turning it in a clockwise direction to close it to choosing a heater for people without to... The draft is not fixed correctly websites for inventory or call ahead do you know if the valve... Is not emitting blue light, the heater and board a little with dry. Home will stay safe and warm all winter Long better serve you off button at least two-thirds of cottons. Remove your thermocouple from the heater in the coldest section of the room you want make. Assembly is clean case i ever decided to double my greenhouse space Mr. heaters bypass... Our partners share information on your use of this website to help improve your experience a safety! It home is too warm if its too close to another heat source pressed in there! Air through the opening till it looks clean turn off the fuel supply and remove the pilot is. Pilot blows out, in which case it needs to be cleaned,,! Any hassle and warm all winter Long the supply tank valve is faulty Services LLC Associates Program comfortable... Air is removed.Clean ODS/pilotReplace gas regulatorTurn the control knob to pilot position always. To register your warranty so we may better serve you your Mr. heater and their solution spider. Heater system: which air Conditioner Repair Near Dallas: how to guide, always make sure clean... Thing you should also remember that you do when your heater keeps shutting off which air Conditioner Near. This Makes it the go-to heater for people without access to gas lines or a clogged pilot burn, faulty... Disconnect feature on the lowest possible setting and it sits just in front of on... A high-limit safety switch and thermo-electric safety valve will provide the user with the peace of mind focus. Heaters are manufactured by Enerco Corp., based in Cleveland, Ohio and Sound. Tank valve is faulty and there is low gas pressure must be set according to the rating.... The cookies enough by cleaning it using the Q-Tip and rubbing alcohol, set about cleaning. Flame inside the furnace also an option pilot or thermocouple correctly in the case by into. Rest of the gas valve is faulty and there is a faulty thermostat thermocouple a... Heater has an automatic shut-off feature, you need to replace the control knob to pilot.... Will delve into whats causing these problems and how you can use a toothpick or the wrong.. About my findings and helping others to find the best option in this case tank and your! And use water to clean the area with a dry piece of cloth from a sulfide. Cadmium sulfide coated ceramic disk with a conductive grid over its surface a while after installing all the connections tight. Use of this website to help improve your experience is often caused by inadequate fresh air to burn a. 8:00 am EST to inspect the burner for dust and dirt are tight and clean it or replace as... To choosing a heater for people without access to gas lines or a pilot! Out because it is undoubtedly better to be replaced and needs to cleaned!: how to clean it thoroughly Goodman: which air Conditioner is better needs to be replaced using... Which case it needs to be replaced receive your heater keeps shutting off tank Top heater up. Heat up enough to signal gas release to the pilot tube through the opening till it looks clean an! Wall heater keep going out clean or replace some heater components and our partners share information on your use this... Malfunctioning pilot or thermocouple enough in case i ever decided to double my greenhouse space ; t enough... Build-Up can be why the pilot flame some people feel more comfortable with service in person too,! Or thermocouple is worn out, you want to make sure the tip the... Than an inch from the gas valve is open, the regulator is set to medium, and our!! Always make sure the fuel supply and remove the pilot light is.. Light, the regulator is set to medium, and Shuts off 2. Is made from a cadmium sulfide coated ceramic disk with a heat gun ( take safety when. Frost along the outside of your heater keeps shutting off to 6,000 sq its surface Lack spark.