I agree with others, it certainly sounds like it's going backwards. Since the impeller is essentially an axial fan, I find it easiest to tell if it's correct by observing the rotation of it: it should rotate toward the exit hole.
See my fine artwork below.... (no, those aren't smiley faces!:laughing
Hope yopu get it fixed soon- won't be long now!
See my fine artwork below.... (no, those aren't smiley faces!:laughing
Hope yopu get it fixed soon- won't be long now!