Performed system maintenance on an Amana 5 ton gas furnace with straight cool condenser. Everything is operating as it should at this time. While doing the furnace inspection, notice there is a waterline coming from exhaust flu pipe and setting inside the furnace. found outdoor capacitor close to being within 6% range of replacement recommend replacing as well as cleaning condensing coil with chemicals as there is a heavy layer of dirt and debris build up on coils, overworking your fan motor and compressor as they try to cool the house.