It is not enough to visit the HVAC business premises in your area and get yourself an HVAC system that you believe will work for your home. A lot goes into maintaining and enjoying a heat pump, furnace, or air conditioning unit. You may buy one that perfectly fits your home but fails to benefit from it if you are careless about handling it appropriately. Most of the HVAC systems sold by HVAC tech experts require constant care for them to work optimally. Apart from the occasional professional tune-up sessions where a certified HVAC contractor comes to check the system’s state every once or twice a year, homeowners must do their regular checks. This will help save on a lot of HVAC repair costs that would result when the system breaks down constantly. Simple practices such as cleaning air ducts and changing filters regularly go a long way in ensuring the unit delivers the best results. When an air conditioning unit is cleaned, it is less likely to clog the air ducts and, as such, will also run smoothly. The opposite is true when it is neglected. When ducts are blocked and clogged, the system is forced to work several times harder to compensate. Consequently, most of the crucial components of the machine wear out and may even cause the entire system to break down. However, homeowners should also be prepared for anything since proper HVAC system maintenance is not a guarantee of excellence. Sometimes some issues result due to regular use. Understanding potential issues help you to prepare on how best to handle them. Some of the common problems include pilot and ignition issues. Several issues may trigger it, especially in furnaces. You may also have to deal with failing thermostats, mechanical wear and tear, strange noises, and smells.