However if dust or dirt contamination is so extensive that the inside coil surfaces are affected too schedule a more extensive heavy duty cleaning procedure with your hvac.
Cleaning evaporator coil in attic.
Usually this is located in an attic or closet.
Brush cleaning allows you to avoid the use of liquids or chemicals and gives you greater control on the pressure applied to the coils and fins.
It usually looks like a light switch inside of a grey box located in the attic.
How to clean a c evaporator coils using a brush brush cleaning can be a very effective technique for removing minor accumulations of dirt from evaporator coils.
By keeping your evaporator coils clean your system will work more effectively and efficiently and.
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.
Turn off power to the air handler by flipping the toggle switch near the air handler the.
The external surfaces of the evaporator coil that face the airflow in the duct are accessible and cleaning is generally within the skill level of most do it yourselfers.
Air handler units are located indoors usually in a closet or attic.
Next you need to find the coils themselves.