I think it's time to get a supervisor to your home. So, if you have any fuel-burning appliances that aren’t working properly, they’re most likely producing a lot of soot in your house. Soot buildup comes from incomplete combustion. Irregular flame: The furnace’s pilot light should be blue, not yellow. Call 603-641-6555 for expert service to help you recover from puff back soot damage. If you have a return in the CAZ ( combustion appliance zone ) you could be pulling from the draft regulator into the duct system. This oil burner backfire, called a “puff back,” forces soot or smoke through the heating exhaust system and into the owner’s property. Soot inside the furnace or boiler reduces the transfer of heat into the heating system's water (or air if it's a furnace). A house which has a tight construction does not allow adequate airflow for combustion into the house. Or, wind on one side of the house is pulling out the air, a venturi effect. This could be caused by loss of prime and delayed ignition because of the longer off cycle. This gentleman looked like he knew his stuff. Where is the oil tank. If the outside air is clean, there is no problem. I don't think CO rises to the ceiling like smoke. Letting this go for a day is too long, let alone eight years. A little oil burner soot (no more than 1/8 inch) after the appliance receives maintenance services is normal. It is important that you do this as soon as you notice the smoke. Soot buildup is not normal for an oil furnace. Leave the removal of the oily soot and residue to the restoration professionals at Soil-Away. (I burn maybe one candle once in a while if I'm feeling crazy 2). I just want to go back home! Finding Roof Repair Assistance for Seniors? But soot … Metal furnace flues often direct smoke to masonry chimneys. If you want to get involved, click one of these buttons! The reason why soot is not combusting completely in your house … Does your boiler run on natural gas? Do you have a local health department or a mold remediation company that can swab the stains and culture them or an independent home/building inspector? In any case, are your detectors low, like at bed height? Is this a 1- pipe or 2- pipe system. I haven't been staying there since I woke up and blew black soot of out of my nose. Soot sometimes results from an unadjusted flame, sometimes from lack of air fed to the burner. It occurs when excess fuel... 2. The smell is in the same area of the house but strangely also upstairs on the opposite side of the house in a bedroom. Soot gathers at the base and on the walls of both metal flues and masonry chimneys that vent smoke from oil furnaces. Have carbon mon. The lower sills do not have the powder. If you blew this out of your nose one morning I would say it is not mold but something else. To determine where the failure is: It looks like you're new here. The maintenance department is stumped and my property manager keeps blaming it on candles. Read on to see the answers provided by the ThriftyFun community or ask a new question. If the base of a metal flue is not cleaned, the soot can burn, producing toxic carbon monoxide that can spread through the ducts to all parts of your house. When the furnace is not in operation and oil drips or leaks, a homeowner should promptly contact a heating technician to address the leak. Furnaces are fitted with internal filters that help regulate the air quality in your home. This is not something to let go, either way this could cause many other issues. Leaks let air into the system, which can hurt performance. And soot indicates inefficient combustion that can lead to other problems. Most CO detectors for homeowners do not detect at a low enough level to protect against long term low level exposure -- which is bad news (just not lethal immediately). As the furnace in your house burns fuel to create heat, especially natural gas, there are remnants left over after the process is completed. I have a natural gas boiler for hot water heat (radiators) and I had to have the burner replaced, because it was producing a sooty mess, but only inside the furnace. During the search, we have found the soot again even though we have not used the fireplace. You should have a BPI certified energy auditing company do a blower door and CAZ test. That is horrible and this is dangerous to your health. Do the water heater and boiler use the same line? 2) Soot can be deposited on the heat exchanger, acting as an insulating barrier. Watch out: thick dark smoke or soot coming from an oil burner, oil burning heating equipment, or from the flue or chimney venting such equipment is dangerous and risks a fire or puffback explosion. But if the outside air is contaminated, that contamination will get into the house. Over time, the filter can become clogged with dirt and debris. This problem is compounded by having multiple air-using appliances, fireplaces, and exhaust fans operating at the same time as the oil burner. If the house is going to get below freezing before that, drain the water and remove things which might be damaged. Post back with an update! Have a professional check it out! Yes, but how does that outside air get contaminated? 5 Things To Know About For Cleaning Up Soot from the Furnace 1. detectors in four locations - they have never registered a problem of any sort and they are all new within the last couple of years. Preposterous? Here are a few oil furnace maintenance tips: During the heating season, check the smoke from the chimney. Photos would be very helpful. Call a professional service person for adjustments. If the smoke is black, the furnace is not burning the oil completely and fuel is being wasted. Thus the transfer of heat into the building is reduced by soot in the heating equipment. Turn off the furnace and the water heater with their emergency switches. When gas or exhaust fumes leak in your house, carbon monoxide can leave a soot-like appearance on your filter. An old furnace filter may smell somewhat like motor oil. Sometimes a low chimney, one that is not higher than the roof ridge, will not exhaust smoke and particles high enough, and instead waft smoke and particles into the attic by way of the ridge vent. Ludicrous. We live close to the air port and the exhaust from jet fuel has to go some where the atmospheric space. ... Because the life of the furnace is really determined by the life of the heat exchanger. Step 1. Either condition should be corrected by an expert. A puff back is a serious problem that you should treat as an emergency. If the burner draws air f… Step 3. As you examine your furnace system, watch for two potential culprits: Leaks in oil lines and soot in the burner chamber. This one explains how to clean the soot out of the oil furnace. The property manager says there is no gas leak, no filters to change. Another cause of the lack of combustion air is the environment in which the burner operates. Black Soot from Furnace. And, over time, soot collects on the surfaces in your house (walls, carpet, curtains, air filter, etc.). When carbon burns cleanly, it leaves very little residue, but when it doesn’t, you’re left with a black, flaky substance. We attributed it to the furnace though we have no vents since we have in floor radiant heat, or the fireplace, which had just been cleaned. By itself, it is not a bad thing. While soot on your walls and other surfaces is unsightly, the health risks it poses are far more serious. We are still searching. Leave them off until you can get a qualified technician in there and a qualified chimney sweep to determine the problem and repair it. Removing Black Soot from a Wood Stove Window. What can this be? It sounds to me like the cause of this problem is an improperly adjusted gas flame; which is why you’re getting so much carbon. you must have a boiler. Prayers for solutions. Smoke in the structure. The appliances are doing what they are supposed to do, but there's still soot and dirt. JP4 or 5 jet fuel. If not, I think that you might be on the right track with the mouse search. I've had a long week and I'm in no mood for stupidity. This is a page about finding the source of black soot in a house. A puff back may be an explosion that releases a large amount of soot into the building, or it can occur in small instances each time a furnace … Well, soot is produced when fuel isn’t burning properly. No matter where you find soot on or around your furnace, it always comes from the same place: the burners. A yellow, faint, or irregular flame can be a sign that the burner is dirty,clogged, has a faulty ignition, a thermocouple problem, a cracked heat … Source of Black Soot Sticking to All Plastic Items in Apartment. TOM: Alright, this isn’t right. It also sounds like the landlord is not willing to try and help out. So, make sure that the flame of your oil or gas burner … call for black soot in house every were puff back .appaired to be soot through out the house .just started after 10 years of living in house . Is this the mystery? Shut Off Furnace. How are the oil lines run? Especially around the burner. In high concentrations, carbon monoxide is dangerous to your health, and could even be deadly. We suddenly found black soot like powder on the floor, walls, baseboards, and furniture about 3 weeks ago when dusting. What happens: In a house that is well insulated and nearly airtight, the air pressure is lower indoors than out because air movers (dryers and exhaust fans, for example) are pushing air out of the house, and the house is too tight for new air to come in to balance off the pressure. For four hours, he paced back and forth, took samples of the soot on Donna's walls, cut out pieces of the furnace filters, and collected some of the furnace condensation in a glass jar. Ask a QuestionHere are the questions asked by community members. Excessive soot production is a common complaint among furnace owners. I mentioned a boiler backfire and she said it's not possible since the boiler is not gas fired forced air. Could what you think is soot really be mold? No mystery, but a phenomenon with a rather sinister-sounding name: depressurization combustion re-entry. Intermittent flame failure shut down. I would contact a neutral third party to investigate. They generally occur in oil boilers and furnaces, and are the result of excess unburned or partially burned fuel oil igniting, which blows a cloud of soot out of the boiler and into the room. We would appreciate any insight or information about similar experiences. About a week later, we noticed a slight musty smell which has since intensified. I feel that there is damp/moisture through out this location, which is looking like mold. We also then had the furnace cleaned. It does happen. I would call the health inspector and also a company who deals with soot or mold to check out your aprartment and determine where the stuff is coming from. I think it might be coming from the exhaust from commercial jets. The CMF2 is a versatile and reliable product such as space heating, garages, hunting camps or single story residential structures. Or anywhere on the furnace? There is a problem, however, if the soot quickly reappears after a professional cleans it. It sounds like a blockage in chimney but It could be lack of air when both appliances are running. This is called “incomplete combustion.” They may be the same problem. Also, I would gladly call a professional, but I don't know who to call. I have black soot in my apartment that is sticking to mostly plastic items, cups, plates, trash cans, even in my bathroom sink and toilet seat. Due to the high cost of oil, if your furnace is more than 10 years old, consider a more efficient replacement to lower your monthly heating costs. I would contact a company who could inspect your apartment and actually determine what is going on. It sounds as if it is growing mold somewhere.,in your house.What type of heat do you have?It could be your heating source giving off blac soot. 4 reasons a soot smell is bad news: 1) Soot is the result of incomplete combustion, meaning that your furnace isn’t burning the gas properly or efficiently. That would give your house a musty smell. He met us at the house, along with the furnace installer and the local furnace representative. The house could be going negative while the furnace is running. Airing out the house helped, but the smell immediately intensifies when the windows are closed. A tightly sealed furnace / boiler room will create the same condition. Initially, we did not associate the two, thinking the smell may be from a dead mouse in the wall. Whenever you have your furnace on and you happen to see smoke you will first need to turn it off. Symtoms are: Burned oil smell in the structure. Puff Back Cleanup. A rumbling noise from the furnace on startup, especially when the furnace has been off for a long time. Soil-Away specializes in insurance claims, minimizing stress for you. This happens often in new, tight houses. This is a puzzle. But what happens is that the house wants to bring in air to even out the air pressure; trying to inhale, as it were. If your oil furnace starts to smoke, for instance, you will need to know the following steps to take to ensure that you and your family are kept out of harm’s way. Mobile Home 75,000 BTU Oil Hot Air Down-Flow Furnace The CMF2 Series Furnace is a classic and The CMF2 Series Furnace is a classic and time honored design. Sometimes a power vent (a burner or stove vent that does not need a chimney) that goes through the wall will contaminate the air, which is then drawn into the attic through the soffit vents.