Check blower motors and amperage check capacitors on both blower motors checked all ductwork check primary drains and secondary drains check drain pans upstairs drain pan Rusty needs to be replaced checked condenser fan motors and compressor amperage check capacitors on both upstairs and downstairs condensers capacitors on both units are weak check free on level on upstairs and downstairs upstairs unit low on freon homeowner knows there's a leak and system not wanting to do League check at this time just add freon