Patent ID: 8857071

Claim:
A laundry machine comprising: a cabinet; a drum provided in the cabinet; a heat exchanger for heating air to dry laundry in the drum; a first conduit formed between the drum and the heat exchanger to guide the air from the drum to the heat exchanger; a second conduit formed between the heat exchanger and the drum to guide the air from the heat exchanger to the drum; and a control valve to control a flow of water to the heat exchanger and including at least one inlet port and a first and second outlet port; and a controller to control the control valve, wherein an area of the heat exchanger is divided into a plurality of regions, a first nozzle is coupled to the first outlet port and provided above a first region of the plurality of regions, a second nozzle is coupled to the second outlet port and provided above a second region of the plurality of regions, and the controller controls the control valve to selectively direct the flow of water only toward the first nozzle through the first outlet and only toward the second nozzle through the second outlet so that the first and second nozzle are opened at different times.