Boiler has no heat

This is a troubleshooter for heating problems that cause you to have no heat in part or all of your home, it also covers too much heat. This troubleshooter will cover oil fired boilers and furnaces and gas fired boilers and furnaces. The way this troubleshooter works is, there is a list of options, you select the option that best describes your specific problem or equipment, you will be brought to another list of options and or questions, select the option or answer that best describes your situation, and so on, till you arrive at the cause, and instructions to fix your heating problem.
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Please click on the statement that best describes your heating system, even if you think the problem is not related to the system at all. Please note I moved the no heat troubleshooter to furnacemaster.com please go to www.furnacemaster.com

My whole house has no heat	I have too much heat.	Just part of the house has no heat.
It's never gets hot enough.	The Noise!!!!	My pilot light keeps going out

My oil fired heater ran out of oil	I have to keep hitting the reset button on my boiler
Oil, My whole house has no heat.	puffing back smoke

My home has an oil fired boiler	What is the difference between a boiler and a furnace?
My home has an oil fired furnace	A furnace is a forced hot air heating unit that blows warm air.
My home has a gas fired boiler	A boiler is a hot water baseboard or radiator heating system.
My home has a gas fired furnace	Fired means the type of fuel your system uses.