If, on the other hand, the blower isn't receiving power, you will have to trace the problem back to the source, by testing the resistor, relay, and switch, although you may want to start by checking the blower fuse.
Ọ bụrụ na, n'aka nke ọzọ, onye na-agba ume adịghị anata ike, ị ga-achọpụtaghachi nsogbu ahụ na isi iyi ahụ, site na ịnwale nkwụsị, ọsọ agba ma gbanwee, ọ bụ ezie na ịnwere ike ịmalite site na ịlele ọnye mmiri ọkụ.