Propane furnace sending heat to outside vent
Hi, Running our Suburban propane furnace it seems like the unit is pushing as much (or more) heat out of it's exterior vent as it is to the interior vents. At the vents the flow is a gentle convect...
Forum Discussion
Sam Spade wrote:Chris Bryant wrote:
They are both the same motor- one cannot fail without both failing, plus the sail switch is specifically meant to prevent this.
OK on the sail switch; forgot about that.
But since when is there a fan helping the exhaust gasses get out ??
The fan brings fresh air from the outside into the combustion chamber and forces it out through the exhaust port.
Inside air does not mix with that supplied to the combustion chamber, if it did one would soon be asphyxiated.
The inside air is recirculated independently.
