A functioning oil burner generates little smoke during operation. Excessive levels of oxygen within the combustion chamber can cause inefficient fuel burning and lead to the dense, white smoke emanating from your chimney. A licensed technician will need to examine and clean the burner's internal components to remove particle buildup.Learn More
1.3 Fuel Oil Combustion. 1.3.1 General1-3. A cast iron boiler is one in which combustion gases rise through a vertical heat exchanger and out through an exhaust duct. Water in the heat exchanger tubes is heated as it moves upward through the Fuel nitrogen conversion is the more important NOx-forming mechanism in residual oil boilers.Learn More
Sep 03, 2019 · RDB burners are good apart from photo cell and most standard boilers do there job well. The other thing it could be is a leak in the heat exchanger but this would give white smoke for a while but then the boiler would start to soot up and flue would look very sooty. cozzmic, 3 Apr 2010 #2Learn More
An oil boiler will show white smoke when the fire is severly of ratio (too much air too little oil) and you will usually be able to smell this type of smoke. If neither of the above applies you probably have a leak in the boiler as the other posters noted above.Learn More
Jul 16, 2006 · The oil pressure and jet determine the amount of oil and they rarely change. The air is controlled by the air inlet to the boiler and mechanical adjustments to the fan. Its possible the setting was not properly locked and has moved. Check nothing is blocking the flue air …Learn More
Nov 30, 2005 · Oil smoke would be black. Too little combustion air would make black smoke, too much or excess air produces white smoke. But as already suggested it may only be steam. Does the "smoke" dissipate quickly i.e. condense or really look and smell like …Learn More
If you see soot or smoke emanating from your oil-fired boiler, sometimes accompanied by increased boiler noise, the condition is usually caused by "puffback." A puffback occurs when unburned oil inLearn More
Dec 30, 2017 · I would be concerned with this as it sounds to me like the furnace is being overloaded with fuel at times and that is causing the white smoke and smell of fuel that you describe. Why it would be getting too much fuel at times, I am not sure, but if the pump pressure was fluctuating when the tech was checking it, the pump may be screwed up, allowing fuel through when it shouldn't be.Learn More
Nov 30, 2005 · Oil smoke would be black. Too little combustion air would make black smoke, too much or excess air produces white smoke. But as already suggested it may only be steam. Does the "smoke" dissipate quickly i.e. condense or really look and smell like combustion products hanging around in the vicinity.Learn More
How to Troubleshoot a Smoky Oil Boiler | Home Guides | SF GateLearn More
How to Troubleshoot a Smoky Oil Boiler | Home Guides | SF GateLearn More
The boiler can produce black smoke, white smoke or even a light gray smoke when it is not running correctly. The boiler repair technician can adjust the air flow and fuel settings on the burner so it will run correctly and no longer smoke. If the oil burner is putting out a dark black smoke it could be because the burner is running to rich and Learn More
1.3 Fuel Oil Combustion. 1.3.1 General1-3. A cast iron boiler is one in which combustion gases rise through a vertical heat exchanger and out through an exhaust duct. Water in the heat exchanger tubes is heated as it moves upward through the Fuel nitrogen conversion is the more important NOx-forming mechanism in residual oil boilers.Learn More
My oil fired boiler is smoking | Screwfix Community ForumLearn More
