Methods and apparatus for controlling a dishwasher

A control system for controlling a fill operation of a dishwasher having a pump and a pump motor driving the pump, and the dishwasher having a valve for controlling the flow of water to the dishwasher includes a monitoring device configured to be coupled to at least one of the pump and the pump moto...

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Bibliographic Details
Main Authors WARMS SHELLY E, TOBBE JOSEPH D, HOOKER JOHN K, WHITE JAMES, MOSER BRENDAN, WETZEL TIMOTHY M
Format Patent
LanguageEnglish
Published 05.07.2007
Subjects
CLEANING
CLEANING IN GENERAL
PERFORMING OPERATIONS
PREVENTION OF FOULING IN GENERAL
TRANSPORTING
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Summary:A control system for controlling a fill operation of a dishwasher having a pump and a pump motor driving the pump, and the dishwasher having a valve for controlling the flow of water to the dishwasher includes a monitoring device configured to be coupled to at least one of the pump and the pump motor. The monitoring device generates an output relating to at least one of an operating current and a speed of the pump motor. The control system also includes a controller configured to be operatively coupled to the valve, wherein the controller receives the output and is configured to operate the valve based on the output. The output relates to a fill condition of the dishwasher.
Bibliography:Application Number: US20050323234