Cleaning the condenser coil is part of the maintenance program that has to be carried out regularly in order to help you pass the hot summer months comfortably, if you haven’t cleaned the condenser unit yet then consider cleaning it now. If you have a clean condenser coil then it will help to run the air conditioner efficiently. Whether you have a central air conditioning unit or a split unit you will have to clean it on a regular basis. While using any detergent or chemical to clean the coil you have to ensure that it is suitable and won’t damage the coil material. A very dirty condenser coil will require a foaming type coil cleaner and if it is not that much dirty then a mild detergent will be sufficient. The ones you use for car wash would do the job.
What is important is to remove all the grime and dirt that had accumulated in the condenser coil. Removing them can help in better air flow. Sometimes the coil needs to be cleaned with just a water hose. If the coil is soiled too much then it is better to call for professional help. HVAC maintenance contractors will have foaming cleaner to clean those very dirty and difficult to reach areas. While cleaning the condenser unit great care should be taken. If you would learn the techniques then it will be easy for you to do it on your own and you will be able to clean it more frequently thus ensuring better and efficient functioning of the unit.