Replacement for Carrier 326628-762 Furnace Draft Inducer Blower Motor. NBK Motors part number 20390. Furnace Draft Inducer Blower Motor. Replacement for numbers 326628762, 326628-762 and 66762. Designed to fit specific Carrier manufactured furnace models. 1.04/0.28 Amps. Three Pin Molex Plug. Wire Adapters and Gaskets Included.