Replacement for Carrier 326628-762 Furnace Draft Inducer Blower Motor. NBK Motors part number 20390. Furnace Draft Inducer Blower Motor. 115 Volts, 1.06/0.28 Amps, 60 Hertz. Replacement for numbers 326628762, 326628-762 and 66762. Designed to fit specific Carrier manufactured furnace models.