There are many problems that tend to plague any Heating & A/C component especially if it is aged, but a lot of problems usually originate from a poorly done fitting.
I suppose this is what I am currently dealing with at my house these days.
Since my Heating & A/C component was fitted, it had always given myself and others problems & near-constant repairs which cumulatively cost a lot. I also do not love having strangers in my little home every now & then especially with the Covid-19 bacteria in the air. I was speaking to a well known a/c professional & I complained of the problems I had with my cooling system. He listened to me very diligently & when I was done ranting, he asked if he would visit my premises to check on the busted air conditioning system unit. The first thing he ran tests on when he got to my premise was the proper a/c install & the state of it, which confirmed what he had initially thought. It was poorly done in the beginning & it was the cause of most of my problems. To service this issue, he refitted the air conditioning system component in another part of the home which was a better location in the house. He also proceeded to do an a/c care idea on the indoor air cleaning system. This easily involved decreasing the a/c filter, cleaning the vents, & upgrading the cooling technology. The smart air conditioning system provider at the local corporation had a sale on the cooling products so I replaced the dial-up temperature control. I immediately noticed the change in indoor temperatures and from then the problems reduced & so did the cost of operating the Heating & A/C unit. Whenever the foundation is wrong, everything will be wrong & that is the bottom line.