Complete system tune up, in Decatur Ga. One system . Checked all electrical and mechanical components. Found system to have some age to it. Found flame sensor for furnace to be weak. Found furnace to not have any water safety. Found ac condenser in bad condition. Found wire damage , coming from the main electrical switch. Found disconnect box to be in bad condition. And found refrigerant pressures to be low. Due to age of system, Recommend upgrading to something more sufficient and reliable.