Many homeowners operate under a serious misconception. They believe that the operation of a heating and air conditioning unit requires the occasional refill of refrigerant. That is simply not the case. Regardless of what sort of gas is used to fill the system there should never be any reduction. The day it is installed should be the only time that it ever needs to be filled and it should thereafter operate as efficiently as it ever did. The only maintenance there should be is an annual maintenance and service by a qualified technician. Unfortunately, some homeowners think that the solution should be topping it off when it seems to get low. In fact that indicates that there is a leak and it needs to be repaired not just maintained. Adding more refrigerant is simply going to allow the leak to continue to get a worse and lead to more damage.
If the heating and air conditioning unit is losing fluids it will necessarily lose efficiency. GenerallyHealth Fitness Articles, this translates to a decrease it the systems ability to regulate the temperature. Usually it is difficult to notice initially because it will just work harder and draw more power in an attempt to get the room down to the desired temperature. This will at first be seen in higher energy costs. If a large amount of refrigerant has escaped sometimes the entire thing will freeze. In this case it is will not function and must be thawed in order to be repaired. This will frequently demand a large amount of replacement of major and ancillary parts on top of fixing the leak.
In order to prevent this problem and others like it it is very important to have a qualified heating and air conditioning technician out to inspect the unit annually. If it seems like there is a problem call immediately. The sooner someone can get out to fix it the less likely it is that there will be more serious damage or problems. All heating and air professionals will tell you that basic upkeep and maintenance is the best way to prevent issues. So clean the filter and keep the system unobstructed for years of functionality.