While there are a number of commercially available coil cleaning solutions on the market air conditioner coils can be cleaned with a solution of a mild household detergent and water.
Cleaning air conditioner coils in attic.
As we have noted there are two kinds of air conditioner coils at work in any cooling system.
A dirty evaporator coil will make your ac unit less efficient thu.
This is normally a foamy substance in a spray can that.
May 30 2018 by zamira leave a comment.
Purchase a can of commercially available no rinse coil cleaner.
Locate the air handler unit usually installed in a closet or attic.
The two types of air conditioner coils.
Turn off power to the air handler at the main switch or circuit breaker.
Indoor units will need to use water less coil cleaner which works the same but tends to be a bit more expensive.
If your unit is outdoors apply the foaming coil cleaner to the coils while they re still wet from the hose.
Apply a foaming coil cleaner.
The coil is either allowed to drain naturally or lightly rinsed with a garden hose.
Remove the metal reflective tape.
Spray directly into the coils and cover them completely.
How to clean ac coils in attic.
The detergent and water mix is applied to the coil using a low pressure sprayer.
The evaporator coil and the condenser coil.
The air filters will capture most of the tiny debris that could cause trouble for your system 4 though regular cleaning will still be necessary the coils will be much cleaner if the air filter is cleaned and replaced when needed.
So while they are called air conditioner coils they don t look exactly like our common picture of a coil.
Steam is used by some technicians to clean hvac coils in a process similar to that we described above for compressed air.
Air conditioner evaporator coil cleaning should be performed twice yearly.
Air conditioner leaking water how to clean your ac coils and when 21 air conditioner maintenance and home blockage from a clogged ac drain line air conditioning and heating system skip to content.
Once you get most of the loose dirt removed you can use an ac cleaning solvent or a mix of water and dish detergent to spray the coils off.
The most basic way to keep evaporator coils clean is to make sure your ac unit has clean air filters installed.
As we warned earlier if you are using high pressure air water or steam to try to clean a coil be sure you blow air at right angles or straight through the coil fins.
Any debris that is stuck can be worked away using your soft bristle brush.
Make sure you are not using a metal or wire brush because it can damage the coils.
Good maintenance will save you money every month on your utility bill and keep you from replacing major parts on your system prematurely.