Sterilizing control method for dishwasher

1. A sterilizing control method for a dishwasher, comprising:

inputting wash preferences for a sterilizing cycle through a control panel;

determining whether the inputted wash preferences are for performing a stand-alone sterilizing cycle or adding a sterilizing cycle as an option with other cycles of a wash course, the other cycles including at least one of a wash cycle, a rinse cycle and a drying cycle; and

performing the sterilizing cycle without a wash cycle and a rinse cycle when the stand-alone sterilizing cycle is selected, and performing the sterilizing cycle after the other cycles are completed when the sterilizing cycle is added as an option with other cycles of a wash course,

wherein performing the sterilizing cycle comprises:

turning a sterilizer on and off at regular intervals; and

operating a drying fan to exhaust moist vapor to outside of the dishwasher while the sterilizer is turned off, and

wherein when the sterilizer is turned on, the drying fan ceases operating, and when the sterilizer is turned off, the drying fan operates.

2. The sterilizing control method according to claim 1 , wherein the sterilizer comprises an ultraviolet lamp or an ultraviolet light emitting diode, for radiating ultraviolet rays.

3. The sterilizing control method according to claim 1 , wherein, when the stand alone sterilizing cycle is selected, an operating duration of the sterilizer is longer than an operating duration of the drying fan.

4. The sterilizing control method according to claim 1 , wherein the inputting of the command for the sterilizing cycle comprises setting a number of on/off loops of the sterilizer.

5. The sterilizing control method according to claim 1 , wherein the inputting of the command for the sterilizing cycle comprises setting an operating time of the sterilizer.

6. The sterilizing control method according to claim 1 , wherein an operating duration of the sterilizer is at least 20 minutes.