Next check the smoke pipe.
Oil burner chimney clogged.
A chimney sweep we ve used in the past thinks we should get the flue cleaned every year to the tune of 250 a pop.
Problem with the motor bearings.
Here are two more possible causes of oil burner puffbacks.
This is a sign that mineral salts are coming through the masonry because too much moisture is inside the chimney.
I ahave a block chimney my house is also block when i had my old york boiler 1947 the boiler shut down and i found out it was due to the chimney being clogged.
If the pressure is less or in the positive range there is a blockage in either the heat exchanger or the chimney.
A blocked chimney can lead to a host of potential hazards.
Oil burner chimney sweep duration.
Inadequate combustion air can also lead to an oil burner puffback.
Bird nest removal from blocked fireplace chimney flue duration.
Clogged furnace flues.
The most common ones are a clogged nozzle chimney or heat exchanger.
Oil furnace troubleshooting.
If the pressure is less or positive here the chimney is blocked.
Oil burner needs cleaning.
Black gray or thick smoke coming from an oil burning furnace is a sign of a serious problem and should be considered an emergency whether the smoke is coming from the chimney exhaust vent or.
The most common byproducts in the burning of oil product are carbon and sulfur both of which are prone to producing nasty build up on the inner surface of your furnace s out take or chimney.
Creosote is a dark brown oil that s a derived from the burning of wood and it s an extremely flammable substance.
It could also be a problem with the end the cone of you might need to carry out a burner.
Gene lonergan 820 619 views.
If your chimney is blocked you don t want to risk a chimney fire with the potential presence of creosote.
We don t use a fireplace so this is the only way in which the chimney gets dirty.
If your furnace is vented through a masonry chimney look for white residue on the brick.
A bad chimney installation or design is a different puffback cause that is not a direct boiler maintenance issue but.
We have oil heat in our home and the furnace vents through the house s only chimney.
Although flame color doesn t always mean the presence of carbon monoxide a change in the color of your flame such.
Poor belt tension belt worn.
The negative pressure here should be 03 or 4.
Oil furnaces are remarkably efficient devices but still produce byproducts that require periodic cleaning.