Homemade Used Oil Burning Furnace

As an added fire precaution the bottom of the stove is then filled with sand.

Homemade used oil burning furnace.

This is an affordable option for many especially those that want to heat their workshop without wasting other materials in the process. For my oil source my buddy 8217 s give me their old oil and there is a mexican restaurant that i can get waste oil from when i need it. Even before i started melting metal with propane i dreamt about building a burner that cleanly burned used or waste oil i got interested after seeing an old article from mother earth news magazine about a homemade heating stove that burned waste motor oil. Https goo gl 1m56i5 this is a simple diy project.

From there the oil and fuel can be opened up a the thing can be run flat out. Waste oil heaters are capable of burning new oil waste oil vegetable oil and transmission fluid while generating clean heat. I recommend using an air tight stove with a secondary burn a 2 piece of 1 5 black iron pipe if you don t have a welder then one end of that pipe will need to be threaded and a black iron 45 will need to be used with a short 1 5 black iron nipple. We needed a system that could reliably burn pyrolysis oil a coproduct of our slow pyrolysis method of biochar production.

To start it i pour cup of kerosene in the primary burner and light it with a torch then turn the oil drip on to about 5 drips per second and adjust it accordingly after it heats up. The blower is turned on low and restricted to limit the airflow and the oil added till the metal burn chamber gets hot and vaporises the oil. The completed furnace s burner assembly is filled with crushed asbestos or an asbestos brick. A guy like me is big on recycling earth friendliness and saving money.

Materials list an old or new wood stove. A small amount of starting fluid is put in the burner or it can be started with a bunch of old rag or some burning sticks. This video shows the build of a gravity fed drip waste oil burner this is the one of the simplest design for maximum heat and flexibility the concept behind this burner is that oil does not burn but the fumes it gives off when the oil is boiling the deeper the pan the harder is it to maintain an efficient boil a cast iron pan maintains the higher temperature the best and does not threaten.