HOMECARE FIRST VISIT: Replace and install new pleated filter 16 x 25x1 plus repair drain line was completely stopped up. Cleared and repair drain Line and flushed with 2 gallons of water test gas furnace unit Payne is 21 years old is in poor maintenance conditions test run capacitor failed is out of spec from manufacture the blower wheel and motor are highly impact Unit don’t have safety float switch to prevent water damage no in line safety No drain pan safety or wet switch. Test outdoor condenser unit amana 3 ton capacity 9 years old condenser coil it’s dirty check capacitor ok check Refrigerant charge is ok. Unit is 9 years old and life expectancy are 10 to 12 years due to aged and conditions of the system I recommend to consider To upgrade system at near future.