Air Conditioning Maintenance Service - Preventative Maintenance Plans| Houston, Tx It’s important to take care of our air conditioning unit so it lasts longer, works properly, and helps us to keep energy costs down. As we are in the midst of the winter season, get ready before the summer comes with Air conditioning & Heating 28 - a point ac system, and tune-up service. When your conditioned air isn’t cold enough or is humid, then it’s time to schedule an air conditioner maintenance service. Here are some tips for preventing problems from developing with our AC unit: There are a few things that homeowners can do to ensure their air conditioner keeps running smoothly and efficiently as possible all year long. Some things they can easily do by themselves, but other tasks should be left to an air conditioner maintenance service professional. Check and clean the condensate drain line. Check the loose electric connection. Remove brush and debris near the unit. Ch...