Posted on: 13 November 2017
If you don't regularly clean your window AC unit, it will only be operating at a fraction of its potential efficiency. This means that your utility bills will probably get bigger as your unit struggles to pump cold air into your home. Also, failing to regularly clean your unit is going to reduce its lifespan. It will also make your filter get dirty or even quicker, meaning that you will need to replace it more often and spend more money. Luckily, some basic AC maintenance can definitely improve the efficiency of your window unit.
Cleaning the Evaporator Coils
The most important thing you need to clean your window unit is a coil cleaning solution and coil cleaning brushes. Both of these can be found at most home improvement or HVAC stores. In order to clean the evaporator coils on your window unit, you need to access it from the outside. The job is easiest if you can pull the unit further out of the window, so you might need two people. Once you can easily access the back panel of your window unit, you should remove it. This panel can be easily popped off without any tools. You will now have clear sight of the evaporators unless they are caked in a lot of dust. If you don't clean your evaporator at least once a year, there's a good chance that there could be significant build up.
Using a Spray Cleaner
Before you spray any cleaning solution on to the evaporators, you might be able to knock off a lot of the loose dust. However, be careful because you don't want to actually flatten or bend the coils. Now, you can spray the cleaning solution onto the coils. Most coil cleaning solutions foam up when they come in contact with dirty surfaces. The solution is very powerful, so you don't want to let it sit on your evaporators for too long.
Brushing the Coils Clean
Once the solution is soaked in for a couple of minutes, you should be able to easily scrub most of it away using the coil brush. Make sure you always brush with the grain of the coils. You don't Once your coils are clean, wait for them to dry fully before you put the cover back on. A dry evaporator will be cleaner and more powerful. Cleaner coils on your window units are always going to be more efficient and longer lasting.
To learn more maintenance tips, contact an HVAC contractor near you!Share