Quick MILL MILANO 0980 Operating Instructions Manual page 27

Coffee pressure adjustment valve
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The machine is delivered with the valve (l) set at 10 Bar. The end user can
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adjust the valve (l) to increase or decrease the pressure.
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1. Release the filter holder from the group.
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2. Remove the filter from the filter-holder.
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3. Insert the blind filter in the filter-holder.
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h 4. Attach the filter holder to the coffee brew group.
5. Start the coffee brew group delivery to obtain the maximum pressure in the
En
circuit, shown on the the pump pressure gauge (i).
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6. Remove the cup warmer plate to have access to the adjustment screw (l).
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7. Act on the valve adjustment screw, turning it clockwise to increase the
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pressure and anticlockwise to decrease the pressure in the circuit.
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8. Stop the delivery.
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9. Start the delivery of the group and check the pressure adjustment shown
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on the gauge (i).
10. Repeat the above operations until the required adjustment is achieved.
It is advised to adjust the pressure within a maximum of 12 and a minimum of 9
Bar.
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Valve adjustment screw
27
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