Fuel oil and diesel fuel are similar, but they are not the same thing. Each has its own ASTM standards. Check with your heating oil supplier. If you don't trust his opinion, check with the manufacturer of your furnace. Those are the two groups of experts.
Short of re-refining it there is no good way to break the long molecules of motor oil into the size that makes diesel fuel. You can add small amounts of motor oil to diesel fuel and it will burn but it is not recommended.
New ractors use diesel fuel but back before the 1970s they used gas or distilate (furnace oil).
If you are talking about standard #2 diesel fuel oil and not motor oil and you have a #2 oil fired furnace or boiler in the home the answer is yes .
what type of "HEATING OIL" #2 #4 #6 (Bunker C )
diesel is a fuel that has oil in it
Fuel oil or heating oil. IT's similar to diesel fuel and come in two grades. No 1 and 2. One is thinner and is used in cold climates.
Diesel and Kerosene are extremely similar.In fact Kerosene is often called #1 Fuel Oil and Diesel is called #2 Fuel Oil.Diesel should burn fine in a kerosene heater, unless you are trying to light it in very cold weather.
And the question is: "What is an oil fired furnace or boiler" Yes you can. But why would you with the cost of heating oil being the worst choice of energy? lc
No #4 diesel fuel oil is for oil burners and will not ignite in a diesel egine
Don't try to do it yourself. Be safe and try to get a furnace technician to help reignite the oil/diesel furnace from a company that specialises in furnace repair instead.
There are not any calories in diesel fuel oil. Diesel fuel oil should not be consumed by humans or animals. Consumption of the fuel oil can be fatal.