American dishwasher 3ds
If the pump runs, but no chemical dispenses, then there's an issue with the chemical lines. Some common problems that would cause that:
Those are some things to check for. If all of this is beyond your scope, then I suggest having a field tech for your chemical vendor take a look at it. H can check it out and advise you further. Since the paristaltic pumps are part of the machine, you'll probably be told to have the machine repaired.
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