Performed clean and check on ac and gas furnace began with gas furnace tested and inspected all electrical components and controls cycled heat both low and high and performed a combustion analysis as well as a a heat rise, checked filter cleaned condensate trap and flame sensor inspected and confirmed operation of the condensate pump. Returned for warmer weather on 9/24/20 started ac system and cycled checked charge tested and inspected all electrical components and controls found a weak capacitor and recommend replacement customer declined units are operating at this time.