Test the steam knob of coffee machine to see if the steam output is normal. Test whether the water discharge is normal. Check whether the bar number of instrument boiler reaches normal<br>Put 5g-6g of beans into the grinder after power on for grinding test. If the deliberate degree is not enough, turn to the required number of seconds<br>The blender is tested to see if it rotates normally after it is installed with the mixing barrel<br>
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