Automated cleaning for ice making unit

A household appliance, comprising:

• an outer casing;
• a water tank attached to the outer casing;
• an ice maker disposed within the outer casing, the ice maker in fluid communication with the water tank;
• a pump disposed within the outer casing, the pump in fluid communication with the water tank and the ice maker to flow water from the water tank to the ice maker;
• at least one drain tube attached to the outer casing, the at least one drain tube in fluid communication with the water tank, each drain tube defining an exit point, each drain tube having a cleaning position and a resting position, wherein the exit point is located vertically below the ice maker at the cleaning position;
• an ice bin located proximal to the ice maker to permit ice formed in the ice maker to be directed to the ice bin;
• a float sensor mounted in fluid communication with the ice bin;
• and
• a controller in operative communication with the pump and the ice maker, the controller configured to initiate a cleaning operation comprising:
• receiving a cleaning indication, wherein receiving the cleaning indication comprises
• receiving a sensor signal from the float sensor indicating that a predetermined fluid level of cleaning solution has been reached for confirming a presence of the cleaning solution, and
• receiving an indication that the at least one drain tube is in the cleaning position;
• initiating a cleaning cycle in response to receiving the cleaning indication, the cleaning cycle comprising pumping a volume of cleaning solution through the ice maker and directing the volume of cleaning solution through the at least one drain tube.