| 摘要 |
PROBLEM TO BE SOLVED: To wash off dirt reliably by a simple operation while washing the washings with serious dirt. SOLUTION: While starting a heavy dirt wash course, water level is set up (S1, S2) and quantity of detergent is displayed (S3). An operator respectively places a detergent and a rinse in a detergent storage cup and a rinse storage cup following the displayed quantity. While a first washing is started (S4), a first valve is released, water is supplied and the detergent is automatically put in (S5). While the water reaches to a determined water level (S6), the following wash processes are followed (S7, S8). Continuously, a second washing is conducted (S9 to S13). At this time, a second valve is released, water is supplied and detergent is put in. After the heavy dirt wash course is over, a tank wash course is automatically set up, and the course is started by turning on a start switch.
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