This article has some great information to help you out.
Know what work you need before you select an HVAC contractor.It will be difficult for a contractor to provide you with an estimate on the phone if they have not seen your current setup is. It will be more difficult for him to assist you can’t figure out what they need to do.
Clean your condenser’s fan and coils each spring to ensure that your condenser fan operates at it’s best.Clean off any leaves or debris from your external condenser unit regularly.
Turn the power off so you don’t get hurt or break something. Then, pop off its grills, pull the blades out, and gently clean them as well as the unit itself.
Don’t get grass clippings on your outdoor condenser. Aim the grass cuttings in a different direction away from the unit. This also applies when you are taking care of the leaves in the yard.
Your outdoor HVAC system could suffer when your trees lose leaves. Make sure the fan’s grill is cleaned often during the leaves begin to fall. The fan must be unobstructed to work properly, and if debris is blocking this air flow, it could cause your system to break down.
Sae 20 Oil
Lubricate your fan condenser at least once each year. You can find these ports covered with rubber or metal cap covering them. Use SAE 20 oil that is non-detergent and lightweight, detergent-free SAE 20 oil, but make sure to avoid overfilling them.
Put outdoor condensers in the shade if you are installing them.
Now you can see that an HVAC system is something anyone can deal with when they have the right information. You must take the time and learn the basics. Use this article as a guide to keep you on the right path!