reply to alkizmo
Re: Dish washer arms not spinning Vinegar. CLR or read the manual and see what it suggests.... I have not seen a manual for a dishwasher that did not have a suggestion for cleaning the inside of the dishwasher.
There is also the other citric cleaner mentioned on page 2 as well.
"It drops into your stomach like a Abrams's tank.... driven by Rosanne Barr..." A. Bourdain