Diy tinker 624 329 views.
Direction of the evaporator coil in a attic hvac unit.
So why put an hvac system up in the attic at all.
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.
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.
The condensate line is the pipe that collects moisture from the evaporator coil and then directs that water outside.
This type of unit is most common when the unit is installed in a closet.
Why and when to replace a coil.
Four more shots below and in the last you ll see.
The cleaning process itself isn t complex once the coil is removed but it has to be removed correctly and reinstalled correctly too.
An ac evaporator coil for a central air system is a pyramid shaped or a frame network of copper coils.
This effort is 100 labor.
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.
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.
The evaporator coil cleaning in total for this system took a little over 2 hours.
Evaporator coils are a hot topic when it comes to hvac repairs.
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.
R 22 is so expensive in fact that most hvac professionals would advise replacing the entire unit not just the evaporator coil if you have a refrigerant leak anywhere in the system.
Most updated central air conditioned homes have a new air conditioner split system meaning the ac is broken up into parts.
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.
How to clean evaporator coil ac freezing over with ice cleaning dirty hvac coil with cleaner duration.
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.
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.
Sometimes a bad hvac evaporator coil leads to people replacing their whole hvac unit.
