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Dishwasher sanitation cycle

  • US 6,615,850 B1
  • Filed: 09/11/2000
  • Issued: 09/09/2003
  • Est. Priority Date: 09/10/1999
  • Status: Expired due to Term
First Claim
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1. A method for sanitizing contents of a dishwasher with rinse water, the dishwasher including a rinse water temperature sensor and a rinse water heater and a controller coupled to the sensor and the heater, said method comprising the steps of:

  • executing a temperature cycle to determine rinse water temperature;

    executing a heating cycle to optimize rinse water temperature;

    indexing a heat sum value for the determined rinse water temperature;

    executing a heat sum cycle to monitor heating of the dishwasher contents; and

    repeating the above steps at fixed time intervals until a predetermined heat sum value is obtained.

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