Attic Condensate Drain Line

Most but not all ac units will have an easy to locate access point to the drain line.

Attic condensate drain line.

If there is standing water in the condensate pan your drain line is probably clogged. 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. Look for white pvc pipe around 3 4 inch 1 9 cm in diameter coming out of your ac system s indoor unit. Turn off the power for the air conditioner unit where you will be installing the drain line.

Algae mold and mildew can build up inside an air conditioning unit s condensate drain line and form a clog. However many homeowners don t realize the problem is usually avoidable with regular care and diy ac maintenance. When that happens water backs up into the drain pan under your air handler. It may be located directly under the indoor air handler in your attic or utility closet.

A separate or secondary condensate overflow drain line connected to the primary or oem equipment s drain pan at a higher level than the main drain and discharged as in 1. Step 2 measure out the path that your drain lines will take from the drain pan to the drain field area. This is the condensate drain which plays an important role in removing condensation produced by your air conditioner s evaporator coil. Today s homeowner serves cookies to analyze traffic and better serve you.

Sediment algae mold and insects can all clog it up. A clogged condensate drain line is one of the most common reasons homeowners need to call in for professional repair for their ac system. Watch this video to learn how to prevent this. Find the condensate drain line and drain line access point.

But that drain line is pretty small so it doesn t take much for it to become clogged. When everything is working properly condensation runs down the drain line and exits outside your house. If your condensate drain line is clogged you can likely remove the clog yourself. It may be covered by a removable access panel.

Look for an upside down or sideways t shape of pvc pipe with a removable cap.