(1) Press the start button, the fountain device starts to work, press the stop button, the fountain control device stops working. Press the automatic operation button, the fountain will enter the automatic working state,<br>(2) The fountain water spraying mode is determined by the pattern selection switch, and now three kinds of water spraying patterns are considered.<br>(3) When the pattern selection switch is in position 1, after pressing the start button, nozzles 1 and 3 spray water at the same time. After a delay of 2 seconds, nozzles 2 and 4 spray water, and nozzles 1 and 3 stop spraying water. After a delay of 2 seconds, nozzles 1 and 3 spray water, and nozzles 2 and 4 stop spraying water. This cycle continues until the stop button is pressed.<br>(4) When the pattern selection switch is in position 2, press the start button to spray water on nozzle 1. After 2 seconds delay, nozzle 1 sprays water. After 2 seconds delay, nozzle 3 sprays water. After 2 seconds delay, nozzle 4 sprays water. After 2 seconds delay, nozzle 3 sprays water. After 2 seconds delay, nozzle 2 sprays water. After 2 seconds delay, nozzle 1 sprays water. After 2 seconds delay, nozzle 1 sprays water, Spray water from nozzle No.2 until the stop button is pressed.<br>(5) When the pattern selection switch is in position 3, after pressing the start button, nozzle 4 will spray water. After 2 seconds delay, nozzle 3 will spray water. After 2 seconds delay, nozzle 2 will spray water. After 2 seconds delay, nozzle 1 will spray water. After 2 seconds delay, nozzle 2 will spray water. After 2 seconds delay, nozzle 3 will spray water. After 2 seconds delay, nozzle 4 will spray water. After 2 seconds delay, nozzle 4 will spray water, No. 3 spray water, so cycle until the stop button is pressed.<br>
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