No P Trap On Ac Drain

But the line after the pump is usually a rubber hose and it does not need a p trap in the same way that a gravity fed line does.

No p trap on ac drain.

Properly designed and maintained trapped systems can provide successful condensate drainage. There is a major difference between using p traps on sanitary applications and condensate removal from an ac unit and that is. What is a p trap. Sometimes the installation instructions will call for an inverted u or p trap but no t vent.

Having your p trap and unit inspected and cleaned properly with a solution and technique administered by professionals is key to keeping your unit running smoothly. Water lots of it. This one tells why a p trap is necessary on the air conditioner evaporator. A p trap is nothing more than a properly shaped piece of pipe no moving parts just the proper shape so gravity does the work for us.

The ac equipment is set on the slab floor or curb and it is the mechanical contractor s job to install a p trap. However within the industry there is no definition of what constitutes proper or acceptable design. Because dry air holds less heat energy humidity. Drains on a negative pressure location must have a trap or the water will not drain.

This video is part of the heating and cooling series of training videos made to a. If your equipment is in a conditioned space the air escaping from the vent won t be a great loss. Air conditioning units are shipped from the factory to the job site without a condensate drain trap. The line between the ac coil and the pump is pretty much like any other so yes it needs a p trap and vent as shown.

See water won t flow up hill so the 180 degree turn in the drain causes water to get trapped in the bottom of. Installing a flush out tee in the drain line is beneficial for maintaining your p trap as covered in our section on mold and algae. See below for an image of a sink p trap which works the same way. Central air conditioners produce something other than cool comfort.