An A/C’s refrigerant level should be checked and adjusted as needed. The DOE states:
Too much or too little refrigerant will make your system less efficient, increasing energy costs and reducing the life of the equipment.
The DIY Network notes, however, that checking refrigerant levels is one task for which homeowners don’t have the necessary tools or skills.
8. Exterior unit
The exterior portion of a central A/C system should be checked for debris periodically during the cooling season.
The DIY Network suggests removing debris by hand or with a wet/dry vacuum after the fan cage has been removed.
For more money-saving A/C tips, check out “19 Ways to Beat the High Cost of Air Conditioning.”
Does your A/C get a tuneup every year? Do you DIY or hire a pro? Let us know by leaving a comment below or on our Facebook page.