Float condensate switches are designed so that they will remain closed when water is going down the drain like it s supposed to and then open when an overflow condition occurs.
Condensate drain pan float switch reset.
And yet we still install a float switch inside the drain line it s like a second line of defense.
Turns system off when detecting moisture due to condensate or drain leaks.
Reset simply by drying the absorbent pad with a paper towel and pressing the reset switch.
The electrical section of the switch is defective if the system fails to shut down.
In order for the switch to open it must be positioned in a location that is dry normally and will reliably fill with water when a drainage issue occurs.
The wet switch keeps that from happening.
However it does this in a different way.
A common alternative to the float switch is a wet switch which also detects when condensate water overflows.
A lit led indicates the wet switch is activated and has turned the unit off.
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The bg 101 attaches to the side of any secondary drain pan clamping in place for a secure hold and is adjustable for the deepest pans on the market with a triggered depth of up to 0 5 inches the bg 101 ensures that the hvac system as well as the property and valuables on.
If the system is installed horizontally the float switch should be installed on the emergency drain pan located underneath the air handler in the attic or suspended in the garage.
The water in the emergency pan will have to be removed to reset the switch.
Unlike float switches wet switches are normally placed in a secondary drain pan which is usually dry.
With a standard pan float switch installation a lot of water can leak out before the float switch turns the system off assuming it works properly.
One or two drops will cause wet switch to turn off a unit alerting a serviceman to a moisture problem.
Lift the float arm on the float switch while the system is running and hold it for at least 1 minute.