If you want your air conditioner to last as long as possible and to always work properly, preventative maintenance is a must. Timely Ducted Air Con Sydney maintenance conducted by a personnel with a thorough understanding of what must be inspected can help identify issues before they become catastrophic. Cleaning the filters and lubricating the moving parts are just two examples of the ways in which a comprehensive maintenance may help the air conditioner run more efficiently. Both of these are necessary first steps.