The growth can clog the drip pan or even rinse into the condensate drain lines causing a clog in the piping.
Gas furnace condensate drain line.
In a youtube interview with hvac trainer bruce marshall of emerson swan mike bernasconi says he has measured condensate as low as 1 8 or 2 0 in part because of the effect of chemicals added to the fuel gas by utilities see.
Condensate switches imc 307 2 3 states that all hvac equipment that produces condensate must have either a secondary drain line or a condensate overflow switch a secondary drain pan with a secondary drain line or condensate switch or some combination of these installations should be used to prevent overflow if the primary drain line blocks.
Route it to the floor drain and secure it with tubing straps.
Clear condensate line clogs.
If the condensate drain line is clogged you will need to use a wet dry vacuum or a special pump to unclog the line.
Furnace condensate typically ranges between 3 0 and 5 0 but it can get stronger.
This will kill any algae mold or mildew that has formed in the pipe.
The condensate trap is absolutely mandatory for a high efficiency gas furnace.
When you see water puddling around the furnace with the a c running you have a clogged condensate drain tube.
Additionally the inducer motor would suck air through the drain if it weren t trapped which could.
The condensate line is one of the most important components of your hvac system.
If you spot any of the tell tale signs of a condensate line or drip pan clog the average homeowner is more than capable of clearing simple clogs if confident.
Just pour a cup of bleach in the drain line s access opening near the indoor air conditioning unit.