Mini Split Drain Line Clogged

The drainage pipe collections the condensation runoff and moves it to the outside of your home.

Mini split drain line clogged.

The inside wall unit has a coil that pulls moisture from the air as it cools. We are looking at the new 4 unit mini split system for a number of rooms in our house most of which don t have easy access to gravity condensate drain. The most common reason for a leak is because the drainage pipe is blocked. Just like your other appliances and mechanical devices at home your installed ductless mini split system can accumulate.

If the drain line becomes clogged up it can not drain the water leading to the water dripping inside a home. I then flushed out the line from the top with about a half gallon of very warm water. Keeping your mini split clean at all times will make it last longer and operate better and more efficiently. There are a few reasons why the indoor unit of your mini split ac is leaking.

Plugged condensate drain on mini split. This handy tool is designed to work with virtually any wet dry vacuum with hoses up to 2 1 4 diameter and includes a reversible end piece for fitting over 3 4 and 1 drain lines. All the issues i ve ever seen with the mini split is poor drain so adding a pump is an interesting solution but also another level of complexity and therefore potential for a system breaking down. Over time maybe a year or more your ac drain line clogged up with gooey buildup and sludge from your rusty drain pan dust and other solids in the air and your dirty air conditioner filter that.

If you are using a ductless mini split system at home and you want it to keep running smoothly then cleaning the unit regularly should be one of your top priorities. When the drainage pipe becomes clogged the condensation runoff will backup and wind up on your floor. Items needed to fix the leak. I got the line unplugged by disconnecting the drain line at the sink trap putting in a short piece of flexible conduit that fit quite nicely into the end of the pipe and blowing back through the line.

Up the ante and attach our condensate drain line tool to clear out mold mildew debris or any other obstructions causing clogging in the condensate drain line.