By annually cleaning the evaporator coils of air handling units before the cooling season starts you can increase your a c system s cooling efficiency and overall life expectancy.
Direction of the evaporator coil in a attic hvac unit.
It sits inside a metal covering in the part of your ac unit that s inside your house 1 the metal casing containing the ac evaporator is usually stashed away in a closet in the attic or somewhere else out of sight.
Evaporator coil removal cleaning photos.
Horizontal the unit seems to be laying on its side and the airflow flows in from one side and out the other side.
Attic hvac systems save space.
An outdoor unit which houses the fan condenser and compressor and an indoor unit which holds the evaporator and fan.
An ac evaporator coil.
Four more shots below and in the last you ll see.
Evaporator coils are a hot topic when it comes to hvac repairs.
The evaporator coil cleaning in total for this system took a little over 2 hours.
Well mainly it s a way to save space.
This effort is 100 labor.
This type of unit is most common when the unit is installed in a closet.
Most updated central air conditioned homes have a new air conditioner split system meaning the ac is broken up into parts.
The condensate line is the pipe that collects moisture from the evaporator coil and then directs that water outside.
So if your evaporator coil has sprung a leak and your unit uses r 22 it could get very expensive to replace the coil and then recharge your unit with more r 22.
So why put an hvac system up in the attic at all.
The cleaning process itself isn t complex once the coil is removed but it has to be removed correctly and reinstalled correctly too.
Note that regardless of which cleaning method you choose you will need to start with preparing the air handling unit and end with restoring power to the air.
Why and when to replace a coil.
How to clean evaporator coil ac freezing over with ice cleaning dirty hvac coil with cleaner duration.
So today we will be touching on what the evaporator coil is why it goes bad and when you need to replace it to keep your hvac unit running smoothly.
Sometimes a bad hvac evaporator coil leads to people replacing their whole hvac unit.
If you see ice on the evaporator coil or notice 1 of these 4 signs then you ll need a professional to help diagnose and fix any low airflow or refrigerant issues.
An ac evaporator coil for a central air system is a pyramid shaped or a frame network of copper coils.