Recommended Reading possibly indicate your unit is just not working correctly. Check your assertion from past several years to check.Fortunately, HVAC repair company can generally restore your heating and air-con system to correct working ailment for your fraction of the cost of a replacement.In some cases it’s not the air conditioner or furnace that’s dealing with issues – it’s the thermostat, which is the "Mind" of your HVAC system.If you have a thermostat that may track the indoor relative humidity, keep watch the original source over it. If the level creeps up, you understand you've got a difficulty.If any of these never fall in just company technical specs, your system may not be warrantied with the company.