| 摘要 |
PROBLEM TO BE SOLVED: To provide a dishwasher capable of detecting a multi-stage water level in a washing tank with a simple configuration.SOLUTION: A dishwasher 1 includes a washing tank 2 for housing tableware W, a water level detection tank 7 communicated with a water storage part of the washing tank 2, water level detection means 7a for detecting that the water level in the water level detection tank 7 is a predetermined water level, air blowing means 6 for blowing air to the washing tank 2, water supply means 2f for supplying water to the washing tank 2, and control means 10 that, in a state that the air blowing means 6 is operated while the ratio of an operation period of the air blowing means 6 in a predetermined control period is changed, supplies water of a plurality of stages of water level according to the ratio to the washing tank 2 by supplying water by the water supply means 2f until it is detected by the water level detection means 7a that the water level is the predetermined water level.SELECTED DRAWING: Figure 2 |
