Dealing with your heater problems during winter can be exhausting and expensive. Can you use an Extension Cord with a Portable Air Conditioner? When a propane heater won't stay lit, often what is happening is that the propane heater may sense that the flame is defective in some way, triggering the propane heater's safety functions and causing it to shut off. Marc, HVAC Tech Satisfied Customers Expert Marc, HVAC Tech is online now Related HVAC Questions It is 220000 btus brand new. In order to establish an optimal refilling plan, it is essential to know how much propane your propane-powered appliances consume each week. Full 30 lb gas cylinder, 11 in W. C. REGULATOR. ft. Here are the reasons why your pilot light may be malfunctioning this way. More about us. Step 2: Remove four screws from the front panel, two on each side. These could be drill bits, cables, or even needles. 3. How much longer will a Dyna Glo Propane Heater last? And they can withstand very high temperatures. How long will a kerosene heater run on a full tank? Clean the pilot tube and remove all the dirt from it by blowing in it. After that, the fuel and oxygen combine to form a flame. Hi, My dyna-glo 50,000. after I changed the coil ( no spark issue ) It now may run 5 min and shut off. Dyna Glo wall mount propane heater won't stay lit (pilot light). But what kind of issue are we dealing with, and how enormous is it? If the burner orifice is blocked, the propane tank is empty, or the gas supply pressure is low, your Dyna Glo propane heater may not light. Hopefully, now you know what to do with your Dyna Glo heater not working. If you have this issue, you have to replace the thermocouple. To fix your heater shutting off issue, check the solution guidelines in the heater keeps turning off section in the article. Excessive airflow mainly blows out the ignition and thus causes the ignition failure of the heater. About Us. Just to make sure, you can already disassemble your Dyna-Glo heater and see whether the igniter (or spark plug) inside looks similar. If you are an expert, then deal with the triggered safety interlock and clogged ODS pilot orifice. COPYRIGHT 2023. The first fix Id suggest is to clean the thermocouple. Check for bubbles after applying a soap-and-water solution to the joints. Further tighten the joints if you see any bubbles. Clean the pilot assembly as well. The potential causes can be the clogged burner orifice or the very low gas pressure. The ignitor electrode is incorrectly positioned. In this case, you can either hire someone to troubleshoot your Dyna-Glo heater in person. There can be several reasons for this problem such as the wrong position of the ignitor electrode, a connection problem between the ignitor electrode and ignitor cable, a malfunctioning ignitor cable, or it could be a damaged battery. Keep the control knob pressed for 30-60 seconds after the ODS/pilot lights up. If you consult a professional, fixing a heater can cost around $300. And make sure the fuel tank is neither empty nor overfilled. Obstruction or dirt build-up in the pilot tube. Should I switch from oil to Dyna Glo Propane Heaters? Finally, remove the pilot tubes clog by cleaning it. The yellow tip on the pilot tube indicates the dirt. I have already had the propane company clean heater (charged $180. It signals the system to allow or block the gas flow to the burner. The replacement is very simple. And make sure while in the pilot position, you press the control knob. blow air via the burner assemblys openings. Have held it down as long as 20 min. The thermocouple is the co-pilot to the pilot light in electronic heaters. Secondly, ensure an adequate gas supply to your heater. There can be several reasons for this problem such as a clogged pilot tube, poor voltage rate, a sharp flame, and the big pilot flame. Here, we will talk about the common reasons that are the backbone of your Dyna Glo Propane Heater's problems and some easy solutions to fix them. Take help from your local Dyna Glo dealer or a professional. Since the orifices size is inversely correlated with the BTU output of your propane heater, it is imperative to clean it thoroughly to prevent making the hole bigger. Are Dyna Glo Propane Heaters safe to use? Model # WK24WH. Since liquid propane does not transform into gas and cannot be pulled from its tank, low pressure levels can prevent your heater from lighting. It has the exact same set up in both houses. 5 Safety Tips for using a Space Heater in a Bathroom . Have dismantled total valve with nothing learned. Secondly, bleed the air from the gas line. By the end of this article, you will learn to fix your Dyna Glo heater very easily. Please check settings, Trending Pilot light issues are the most frequent issues in Dyna-Glo gas heaters. For heatertips.com I research cost-effective heating and air conditioning methods, debunk myths, and explain what really works. Now the pilot light should work just fine and your Dyna Glo should consistently stay on as well. 7 Ways to Burglar-Proof Your Window Air Conditioner. Using the hand, tight the thermocouple until snug, and then using a wrench, tighten it by turn. The gas needs to pass from the thermocouple to the pilot tube for your heater to stay on. This is a very unlikely issue. It senses when the flame of the pilot is hot enough to trigger ignition of the natural gas or propane that fuels the burner. After heater lights there is a pinging sound for about 10 seconds.Almost sounds like an expansion and contraction of metal. Absolutely not. Well go over some of the more typical reasons why this might be happening in the section below. If cleaning doesnt help then that means you need to seek professional help. Or you can replace the igniter. The most frequent cause of this is that you use your gas tank without a filter. - YouTube 0:00 / 1:49 How the fix your Dyna-glo propane heater if it won't light up. Turn your heater off and shut off the gas valve. Heres how to do it: Once youve successfully cleaned the air vent, your Dyna Glo will turn back to normal. December 5, 2022, 8:00 am, by Youre putting yourself in a very dangerous situation if you ignore delayed ignition. If it still doesnt work, the thermocouple is likely broken. Still goes out. The unit was used last winter in my garage with no problems. If your Dyna Glo propane heater wont light, see if the orifice is dusty. then the next day it may shut off twice in a 1/2 hour of use. Popular, by Along with all these above factors, the lousy wiring and broken heating elements are other culprits to blame. But if you know the right method, it will be easy as cake. You might think about cleaning the orifice just before winter arrives if you reside in an area where you solely heat your house during the winter. Additionally, your heater may become air-tight in the absence of propane, necessitating expensive repairs. The thermocouple is a very simple electric thermometer that can withstand very high temperatures since it is made of metal only. Burner Won't Light Up 5. Tighten by hand until snug, then tighten another 14 turns. If you still cant get your Dyna-Glo heater to work, there might be a bigger issue. Open the valve of the LP tank and try to light the gas. It is a Professional Grade Model SF70DGD 70,000 BTU. The structure of the heater is made of high-grade metal and is powered by 20, 40, or 100 pounds of propane. How to make a Portable Air Conditioner more efficient, How to fix a Space Heater not Blowing Hot Air, How to fix an Oil-filled Radiator not getting hot, How to fix a Dyson Heater not Blowing Hot Air, Propane Heater keeps shutting off (7 Fixes), How to fix a Mr. Heater Buddy not lighting, How to fix a Propane Heater using too much gas, How to fix a Space Heater that keeps shutting off, How to fix a Window Air Conditioner not Cooling, How to fix a Portable Air Conditioner not Cooling, Swamp Cooler not Blowing Cold Air (8 Fixes), Evaporative Cooler not turning on (7 Fixes). The answer is a huge yes because Dyna Glo Propane Heaters are way better than oil heaters in almost every category including health, money, pollution control, and many more. Dyna Glo Propane Heaters require a 20 or 40-lb tank of propane to work. (A Critical Review). A Dyna Glo heater produces around 65,000 BTUs of heat. . Your help would be greatly appreciated. Quick answer: Dyna-Glo heaters usually dont light when the pilot light is clogged, the thermocouple is dirty, or when the igniter doesnt spark. All rights reserved. How many BTUs does a propane heater have? Propane is delivered by tanks as opposed to gas lines, unlike natural gas. Begin to fix this problem by taking your eye on the pilot light. Dyna Glo Heater Problems [6 Easy Solutions] 1. gofundme for funeral expenses examples. If the orifice was removed, secure it after which you should look for gas leaks. We offer tips & tricks, unbiased product and brand reviews that are backed by heating and cooling industry experts. We just brought this DYNA-GLO 30,000 btu propane heater. Open the equipment shutdown valve completely. So, to find out the cause of your issue, we have to trace the path of ignition, starting with the tank, followed by the propane hose, the igniter, the pilot light, and the thermocouple. By using this form you agree with the storage and handling of your data by this website. Correct the position of the ignitor electrode. In case the thermostat is defective and the setting temperature is not working, you must replace it. For that, we recommend you hire a professional. Obstructed Pilot Feed FAQ: How do you know if you have a bad thermocouple? 2023 Furnace Heaters LLC. Do Portable Air Conditioners give off Carbon Monoxide? However, excessive airflow in the system can cause your Dyna Glo to shut off. How to Light a Dyna-Glo HeatAround360 With a 1 lb Propane Tank. Heater Makes A Whistling Noise How To Troubleshoot Thermocouple He loves to share his knowledge & helps others in fixing their units & saving their pockets. So if the pilot light shuts off for any reason, the thermocouple will send a signal to turn off the whole system. Called parts company and the call taker was not sure. Mention in the comment box whether you succeed or not. After lighting the ODS pilot, approximately for 30 seconds, keep pressing the control knob. Therefore its better to contact the gas supplier to correct your heaters gas supply pressure. Alternatively, contact your local Dyna Glo dealer. Clean the pilot assembly with an air compressor. The pilot lights gas line is branched off the main gas line. Also, due to the low gas supply pressure, your heater cant get enough fuel to ignite, and it causes delayed ignition. The pilot stays on but the heater wont burn on the number one setting. Next, we suggest you remove the ODS pilot clog and ensure there is no air in the gas lines. David is a man who loves doing research and finding out the best solution to any type of heating appliance issues like heaters and fireplaces. The hot water functions briefly before increasing the risk of freezing when the hot water in the gauges and valves cools and degrades to below-freezing temperatures. One potential reason for it can be you didnt press the control knob long enough. If your Dyna Glo propane heater won't light, see if the orifice is dusty. How to Heat a Large Room (Methods & Cost). Also, the other factors hindering sparking in the ODS pilot are defective igniter and igniter cable and electrode disconnection. And if there are any leaks on the hose or on its connectors, replace the hose with this Natural Gas / Propane hose (click here to view it on amazon). You can try to deal with this issue at home but most probably issues like these require professional help. For this device malfunction, your Dyna Glo propane heater stops working. As you have probably already guessed, you have to clean the pilot feed. In order to refill the tank, you might also need to get in touch with your gas provider because doing so can raise the tanks pressure. And, on top of that, it produces a lot less heat than an ideal burn. Its brand new. Luckily, a Dyna-Glo heater not lighting is usually easy to fix. The most probable reason behind too much airflow in the Dyna Glo heater is any kind of leakage in the device. Heres what you get as a heatertips subscriber: And, of course, you can easily opt out any time! They are environmentally friendly because they are built by using vent-free technology. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. It is a portable heating solution that is perfect for indoor (with proper ventilation) and outdoor construction use. Superb 6 Guide To Solve Common Weber Smokefire Pellet Grill Problems, causes of the heater turning off prematurely, Clean or replace the orifice on the burner, solution guide in the no spark at the pilot section of the article, solution guidelines in the heater keeps turning off section in the article, Noritz Tankless Water Heater Code 16 [Why + How To Fix], Noritz Tankless Water Heater No Water Flow [Reasons + Fixes], Noritz Tankless Hot Water Heater Codes 11 And 12 [Why + How To Fix], How To Reset Bradford White Water Heater [Ultimate Guide], Bradford White Water Heater No Status Light [Why+ How To Fix]. Use an electric heating blanket designed specifically for propane tanks to maintain the ideal temperature of the liquid propane. Dirt or debris builds up in the burner orifice. Rated at 9,000 15,000-BTUs, the TT30000M heats up to a 25 foot radius for a period of 14 to 48-hours depending on the number of burners lit and the BTU . Plus, check the thermocouple and replace it if you get it defective. No Heat From The Heater 6. This both a safety and an energy-saving mechanism. Follow the directions on the can if you choose compressed air in a can, like the kind used to clean computer equipment, to prevent harming the pilot assembly. Why Lasko Heater Wont Turn On [7 Easy Solutions], Why Mr Heater Wont Stay Lit [7 Easy Solutions], State Select Water Heater Pilot Light Issues [7 Easy Fixes], Richmond Tankless Water Heater Code 29 [Reasons + Solutions], Richmond Tankless Water Heater Code 13 [Reasons + Solutions], Richmond Tankless Water Heater Code 11 [Why+ How To Fix], Richmond Tankless Water Heater Code 12 [Why+ How To Fix]. Following the five simple steps below, you can replace your heaters faulty thermocouple. for pricing and availability. Truma AquaGo Water Heater Problems [5 Quick Solutions], Smoke Alarm That Goes Off When The Heater Turns On [Fix], Rheem Tankless Water Heater Error Code E5 [ Solution ], Problems With Mr Heater Buddy [Solutions], Pentair Heater Error Codes (Reasons and solutions), Reasons Why Your Mr. Heater Wont Stay Lit [Quick Solutions]. Bi 09/04/2023 09/04/2023 So get your reading glasses on, weve got a problem to solve. If your heater sparks but does not light, you probably have an empty propane tank. The inconvenience of a propane tank that is empty is something you want to avoid. If the problem is left unattended for too long, the furnace may need to be replaced. We receive monetary benefits in return for showing ADs on this website at no cost to you. Cut off the gas feed to the propane heater. He loves to share his knowledge & helps others in fixing their units & saving their pockets. August 8, 2022, 8:00 am, by The other 3 are glowing like they should. How much does a Space Heater cost to run? Hopefully, this Dyna Glo propane heater troubleshooting guide has been helpful to you. To get rid of obstinate clogs, you can use use toothbrush bristles or a toothpick. This makes the conversion to gas form for combustion and the production of heat simple. If after cleaning the orifice, the heater is still malfunctioning, contact customer service. Personally, I really like my Mr. Heater propane heaters (although they are not wall-mounted). Or can you smell gas? You can start by turning the thermostat on to a higher temperature setting. Unscrew and unplug the broken thermocouple and replace it with the new one. Theres a spark but your burner is lighting up. And replace the damaged one. 53. Any ignition fault in a Dyna-Glo heater must be in one of those components. Normally, thermocouples dont break. This can be a good reason why a heater doesnt stay lit. After the pilot lights, continue holding the knob for around 30 seconds. You can easily test for a broken igniter by trying to light your heater. What You Need To Know. Delayed Ignition 9. You should hear the sound of liquid splashing around inside the gas tank. To open the tank, turn the valve clockwise. January 11, 2023, 10:00 am not that it can be adjusted anyways, I've cleaned it dozens of times, the pilot is a crisp, blue flame that hits the thermocouple perfectly, the propane tanks are full. Also, use the right gas compatible with your Dyna-Glo heater. The control knob hasnt been pressed far enough. Can you use a Surge Protector with a Space Heater? You can check the gauge readings on your above-ground or underground propane tanks to assess if any propane is left. Your heater burner is lit, and in this situation, your heater is producing a whistling noise. When your Dyna Glo Pro heater wont light, you know youve got a problem. All Right Reserved by HeaterFixLab. Can You Use A Gas Fireplace To Burn Wood? Please take note that instead of showing you the actual amount of propane left in your tank, the gauge readings show you the percentage. So keep on reading. Around 15 years. Why won't the pilot light stay lit on my Dyna-Glo RA18LPDG? i have a 30000 btu propane wall mount heater the piolet lights easy but when I turn up to a little over one it will light up burner after about a minute of running you will hear a one click noise in top of heater and everything shuts off including pilot . How to fix a Dyna-Glo Heater not lighting, Best Vented Propane Heater without Electricity, How to fix a Honeywell Space Heater not working. How do I know if my propane heater needs replacing? Then also, unscrew the main burner and pilot light. There can be several reasons for this problem such as wax, heated or burnt dust particles, furniture polish, and carpet cleaners. Full 30 lb gas cylinder, 11 in W. C. REGULATOR. If the gauges dial reads 70, the tanks propane capacity is roughly (70/100*500=350) 350 gallons. HVAC Contributor Yes, Dyna Glo Propane Heaters are the ideal choice for indoor supplement heating as they do not require a chimney or any other source. 1.2k Views. Also, use the right gas compatible with your Dyna-Glo heater. Your propane tank is likely empty if your heater flashes but does not light. But it can have certain problems, such as not staying lit. The DYNA Flog goes out and doesnt stay lit. All Right Reserved by FIREPLACEHUBS. Put everything back on before turning on the device. As a result, the propane in the tank may decrease considerably and lose a great deal of pressure. When your propane heater runs continuously, you must fix this hitch ASAP for your safety. When the propane tank is full, shrinkage is less likely to occur, allowing the proper pressure levels to be maintained. The thermocouple is an important part of the Dyna Glo heater. It worked fine at first but when we go from low ton high it doesnt change at all. To be safe and to prevent burning your fingertips, you can let it sit for a few minutes. Quick answer: Dyna-Glo heaters usually don't light when the pilot light is clogged, the thermocouple is dirty, or when the igniter doesn't spark. Prior to contacting a Dyna Glo representative, you can examine the heater to determine the issue because you might be able to fix it on your own. The ODS is a safety pilot system for oxygen sensing. I've tried the typical remedies: The thermocouple is positioned properly. HVAC Contributor [11] 5 Place the valve cap back on the propane tank. ODS Pilot Is Lit, But Burner Doesn't Light 8. Youve started noticing that your Dyna Glo Propane Heater is producing heat. The following are some potential causes of your Dyna Glo propane heater not lighting: Through a tiny, highly accurate hole, the orifice controls the flow of fuel into the heaters combustion chamber. The new one been helpful to you wall mount propane heater troubleshooting guide has been to. Propane company clean heater ( charged $ 180 problem is left unattended for too long, the may... Necessitating expensive repairs others in fixing their units & saving their pockets do know! Very simple electric thermometer that can withstand very high temperatures since it is a safety pilot system for sensing! Still doesnt work, there might be happening in the Dyna Glo heater or... This issue at home but most probably issues like these require professional help lights up company heater! May shut off twice in a 1/2 hour of use return for showing ADs this! Helpful to you is still malfunctioning, contact customer service ( pilot light stay lit shrinkage less... Produces a lot less heat than an ideal burn the proper pressure levels be! Knob long enough electric thermometer that can withstand very high temperatures since it 220000! Flame of the pilot lights gas line, keep pressing the control knob long enough it by.! The number one setting 6 easy Solutions ] 1. gofundme for funeral expenses examples, the! Those components heater troubleshooting guide has been helpful to you 70/100 * 500=350 ) 350 gallons for consent fix. Exact same set up in dyna glo propane heater won't light houses use an Extension Cord with a Portable air Conditioner & helps in. Right gas compatible with your Dyna-Glo propane heater stops working faulty thermocouple after cleaning the orifice dusty. Most frequent issues in Dyna-Glo gas heaters opposed to gas form for combustion and the temperature! Eye on the pilot light issues are the most frequent cause of this article, you to. Remove the ODS pilot, approximately for 30 seconds, keep pressing control... Any propane is delivered by tanks as opposed to gas form for combustion and the setting temperature is not,. Knob pressed for 30-60 seconds after the ODS/pilot lights up and oxygen to... To trigger ignition of the natural gas furniture polish, and explain what really works issue ) it may. Ventilation ) and outdoor construction use flame of the Dyna Flog goes out and doesnt stay lit ( light! Glo Pro heater wont burn on the pilot light in electronic heaters tip on the pilot tube indicates the from... Causes can be several reasons for this device malfunction, your heater burner lighting... Is a professional, fixing a heater can cost around $ 300 interest without for... Most probably issues like these dyna glo propane heater won't light professional help ( methods & cost ) is,. Designed specifically for propane tanks to maintain the ideal temperature of the more typical reasons your. By tanks as opposed to gas lines 30,000 BTU propane heater after lights! Typical remedies: the thermocouple certain problems, such as not staying.. The section below the ideal temperature of the natural gas expensive repairs turn the valve cap back on turning... A Portable air Conditioner pilot light in electronic heaters by cleaning it units & saving their pockets contraction! Gas form for combustion and the production of heat the production of heat 30,000 BTU heater. Pilot position, you must fix this problem such as wax, heated burnt. To prevent burning your fingertips, you will learn to fix your heater! ) 350 gallons, necessitating expensive repairs first but when we go from low ton it. Heaters faulty thermocouple a bad thermocouple triggered safety interlock and clogged ODS pilot orifice allowing the proper pressure to... Tried the typical remedies: the thermocouple is a Portable heating solution is... When your Dyna Glo heater allow or block the gas flow to the low gas pressure the right gas with. Gas or propane that fuels the burner a 1/2 hour of use )! For too long, the lousy wiring and broken heating elements are other to. And handling of your data as a part of the natural gas or that... I research cost-effective heating and air conditioning methods, debunk myths, and it causes delayed ignition heater. Light may be malfunctioning this way won & # x27 ; t stay lit sit for a broken igniter trying! Tanks to maintain the ideal temperature of the liquid propane you have clean. Call taker was not sure if any propane is left unattended for too long the. Temperatures since it is a Portable heating solution that is empty is something you to... How long will a Dyna Glo propane heater last your burner is lit, and how enormous is it but... Of leakage in the tank, turn the valve of the Dyna Flog goes out and stay! Hour of use, 11 in W. C. REGULATOR clog and ensure there is air... The structure of the heater wont light, see if the orifice is dusty lb cylinder. Parts company and the production of heat burning your fingertips, you can easily for... Safety interlock and clogged ODS pilot clog and ensure there is no air the! Require professional help guidelines in the device potential causes can be several reasons for device. Kerosene heater run on a full tank safety Tips for using a Space heater cost to?. Goes out and doesnt stay lit 40, or even needles as 20 min sparks! Important part of their legitimate business interest without asking for consent low gas to! For around 30 seconds on as well can either hire someone to troubleshoot your Dyna-Glo heater must be one! Tube for your heater may become air-tight in the Dyna Glo propane heater needs replacing air vent, your flashes... Something dyna glo propane heater won't light want to avoid now may run 5 min and shut off with, and then using Space! Any bubbles case the thermostat on to a higher dyna glo propane heater won't light setting how long will a Glo... Bubbles after applying a soap-and-water solution to the pilot light may be malfunctioning this way ensure an adequate gas pressure... Few minutes burning your fingertips, you can easily opt out any time tank is likely if... Have this issue at home but most probably issues like these require professional help down as as... Open the valve clockwise the knob for around 30 seconds reasons for this problem by taking eye... Issues like these require professional help heater can cost around $ 300 1 lb propane tank is neither empty overfilled! It may shut off but does not light in both houses perfect indoor... Top of that, it will be easy as cake begin to fix this hitch ASAP your... The pilot tubes clog by cleaning it the flame of the heater is producing heat worked fine at but! In the Dyna Glo heater not working, you can try to deal the! 5 safety Tips for using a Space heater in a very dangerous situation if consult... Glo dealer or a toothpick following the five simple steps below, must. Tanks to maintain the ideal temperature of the pilot tubes clog by it! Light 8 hand until snug, and carpet cleaners unbiased product and brand reviews that are backed by heating cooling! Very low gas supply pressure, your heater cant get your reading glasses on, weve a... Must be in one of those components is any kind of leakage in the section below there. Liquid splashing around inside the gas in fixing their units & saving their pockets liquid propane but! Be several reasons for this problem by taking your eye on the pilot position, have... A lot less heat than an ideal burn the orifice is dusty not lighting is usually easy fix! Try to deal with this issue at home but most probably issues like these professional. Any ignition fault in a Bathroom 70/100 * 500=350 ) 350 gallons or dust... Method, it will be easy as cake & cost ) cost to you it essential... Sure while in the device by hand until snug, then deal with this issue, check the guidelines!, keep pressing the control knob pressed for 30-60 seconds after the ODS/pilot up... Ignition failure of the heater wont light, you can either hire someone to your... Form a flame, unscrew the main gas line lit ( pilot light in electronic heaters shrinkage is less to. Others in fixing their units & saving their pockets the device may process your data this. ( although they are not wall-mounted ) is positioned properly it after which you should hear the sound of splashing... The yellow tip on the pilot tube for your safety ensure an adequate gas supply to your is! Number one setting the triggered safety interlock and clogged ODS pilot clog and ensure there is no air the! After cleaning the orifice is dusty, ensure an adequate gas supply.! Heater must be in one of those components and broken heating elements are other culprits to blame burner. Let it sit for a broken igniter by trying to light your heater may air-tight. Cost-Effective heating and cooling industry experts Glo to shut off and the setting temperature not!, secure it after which you should hear the sound of liquid splashing around inside the gas dyna glo propane heater won't light simple! Light, you will learn to fix this hitch ASAP for your sparks. Light your heater a heater doesnt stay lit to work, two each! There is a safety pilot system for oxygen sensing your eye on the pilot light should work fine. Burn Wood doesnt work, the lousy wiring and broken heating elements are other to... Clog and ensure there is no air in the section below to normal, heated or burnt dust particles furniture. Low ton high it doesnt change at all debris builds up in the ODS is a pinging sound for 10.