Perform tune up on upstairs and downstairs systems Checked all functionalities and components of air handlers found heavy biological growth in master bedroom unit. all functionalities and components of the air handlers are within range found no other issues Checked all functionalities and components of heat pumps master bedroom heat pump fan motor sounds as if bearings are rubbing / grinding recommend replacing fan motor before failure also recommend adding compressor savers as heat pumps are both over 10 years of age found no other issues with heat pumps washed condenser coils Recommended UV systems for biological growth condenser fan motor for master bedroom and compressor savers Customer stated all of their children are moving out and their home is too big for her and her husband so they don't think they'll be staying in the home very long customer declined all work / repairs