How often should commercial air conditioning units be serviced You should service your AC at least once a year. Depending on where the unit is situated, indoors or outdoors, near a busy road for example, the AC may require more frequent servicing. By Tony|2022-12-23T14:49:33+00:00November 21, 2022|Air Conditioning, Cellar Cooling, Commercial Refrigeration, Residential Air Conditioning, Restaurant, Servicing and Maintenance|Comments Off on How often should commercial air conditioning units be serviced Share This Story, Choose Your Platform! FacebookXRedditLinkedInWhatsAppTelegramTumblrPinterestVkXingEmail About the Author: Tony