No cool Start club 2 system Downstairs shorted capacitor and low Refrigerant levels very dirty condensors Upstairs poorly installed leaking air in attic evaporator coil very rusty leaking refrigerant Perform smiley preventive maintenance inspection system AC -change both air filters 16 x 25 -Flush and treated drains and condensate pumps with H20 and time release treatment -Clean and tighten electrical connections and wires -Check electrical components -Measure temperature diff : Cool 19' upstairs /20' Downstairs -Recharge refrigerant levels -Ck outdoor coils: clean with water. -Ck evaporator coils: rustey -Inspect flue/vent pipe : D/S single wall not up to code. -Check gas valve and line : ok -Check duct work : ok -Outdoor ambient temp -Cycle systems operating properly at time