Household appliance having an improved fan and motor assembly and fan and motor assembly for same

A household appliance having an air flow path extending from an air inlet to an air outlet with a fan and motor assembly in the air flow path, the fan and motor assembly comprising a motor drivingly connected to a first rotating fan blade subassembly and a shield, the first rotating fan blade subassembly comprising a plurality of rotatable blades, a vortex finder and a plurality of fan blade air channels, the motor has an axis of rotation, the vortex finder having an outlet that communicates with an inlet of the first rotating fan blade subassembly, and the position of the vortex finder to the inlet is adjustable between a first position in which the fan and motor assembly is in a first configuration and the first rotating fan blade subassembly provides a first level of air flow and a first level of suction and a second position in which the fan and motor assembly is in a second configuration in which the first rotating fan blade subassembly provides a second level of air flow and a second level of suction wherein the first level of air flow is higher than the second level of air flow and the second level of suction is higher than the first level of suction.