Step-by-step descaling instructions for every Arco espresso machine. Each guide includes the correct solution ratio, cycle count, rinse procedure, and safety warnings specific to your model.
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{"general_notes": {"product": "Arco Descaling Solution","active_ingredient": "Citric acid blend — food-safe, phosphate-free","do_not_use": ["Vinegar (damages boiler internals and leaves persistent taste)","Generic descalers with hydrochloric acid","Dishwasher tablets"],"safety": "Always rinse thoroughly after descaling. Never leave descaling solution in the boiler for more than 20 minutes. Never descale while the machine is at full operating temperature — let it cool to warm first."},"guides": [{"machine": "arco-steam","label": "Arco Steam","solution_ratio": "25ml Arco Descaling Solution per 500ml water","total_water_needed_ml": 1500,"steps": ["Turn off the machine and let it cool until the boiler is warm but not hot (about 10 minutes after shutdown).","Empty the water reservoir completely.","Mix 25ml of Arco Descaling Solution with 500ml of fresh water in the reservoir.","Turn the machine on and let it heat to operating temperature.","Place a container under the group head. Run the brew switch and dispense about 200ml of solution through the group, then stop.","Place a container under the steam wand. Open the steam valve and let 100ml of solution pass through, then close.","Wait 10 minutes to let the solution work inside the boiler.","Dispense the remaining solution through the group head and steam wand in equal portions.","Turn off the machine. Empty and rinse the reservoir.","Fill the reservoir with 500ml of fresh water. Turn on and run the full tank through the group and steam wand.","Repeat the fresh-water rinse one more time (500ml).","Your machine is now descaled. Discard the first espresso you make after descaling."],"cycle_count": 1,"total_time_minutes": 30,"frequency_note": "Every 1-3 months depending on water hardness. Use the W