The client changed speed sensor then still had problems so he called me i found a bad spot in the data cable so ordered one installed it still having e5, e11 speed error codes Help do you think that when he changed the speed sensor without checking the data cable it hurt the speed sensor? also the motor gets pretty hot the little bit that it runs?? when i walk on it it is not smooth i lubed the deck and belt still not smooth? please help you can call if you want 423-314-5761 Thanks