the tub does not move freely by hand.
It should and I would say the tub not moving freely is the cause of your problems.
Did you check to see if there was anything caught between the tubs?
Open the door and feel around the front edge between the inner and outer tubs to see if you can find anything caught.
If nothing is there you may have to take it apart to make sure nothing is caught between the tubs.
If nothing is caught between the tubs then you have a problem with the tub bearing.