Introduction: How to maintain the coffee machine method? How to do the coffee machine body cleaning? If you don’t know, here’s what Leiz International will tell you!
How to maintain the coffee machine daily cleaning Every time you finish frothing milk: open the steam valve for 2 seconds to spray out the milk that has accumulated in the steam tube. Wipe the nozzle head and steam tube clean with a damp cloth to prevent milk limescale build-up.
Daily maintenance cleaning process: 1. Coffee machine brewing head / brewing handle cleaning:
(1) After each coffee extraction, remove the coffee handle and pour out the coffee grounds, turn on the cleaning switch, embed the coffee handle and use the pressure of the coffee machine to press out the hot water to clean the brew head and at the same time clean the coffee handle.
(2) After each extraction is completed, turn on the cleaning switch and use hot water to rinse the coffee grounds, coffee grease and sediment left in the brew head, inside the coffee handle filter and along the outer edge of the filter to avoid residual coffee grounds, grease and sediment flowing into the coffee during the next coffee extraction and affecting the quality of the coffee, cleaning also plays a protective role for the brew head.
(3) If there is no need to extract coffee, rinse the coffee handle and insert it back into the coffee brewing head to keep it warm. At the end of each day, use the head brush to clean the brewing head divider screen and the brewing head rubber ring to remove coffee grounds.
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2. Steam nozzle (steam wand) cleaning.
(1) After using the steam nozzle to make milk froth, you need to wipe the steam nozzle clean with a clean wet rag and turn on the steam valve for 2 seconds to use the steam itself to touch the impulse and high temperature to rinse the milk dirt left inside the jet to maintain the jet’s ‘smooth flow.
(2) If there is residual milk crystals on the steam nozzle, soak the steam nozzle in hot water for ten minutes to soften the residual crystalline material in the steam orifice and on the steam nozzle, then open the steam valve after soaking to see if the steam nozzle is clear. (If not, repeat this step)
3. Drain tray/drain tank cleaning.
Drain tray: After using the machine, remove the draining tray and wipe it dry with water before putting it back into use.
Drainage sink.
(1) After removing the draining tray, use a damp rag to remove the sediment from the drain, then rinse with hot water to keep the drain clear; if the drainage is poor, pour a small spoonful of coffee machine cleaning powder into the drain and soak it in hot water for five minutes to dissolve the coffee grounds and oil in the drain, then clean it.
(2) If the bottom of the coffee machine is leaking, check if the drain is blocked, and if it is, clean and unblock the drain and drain.
4. External cleaning of the coffee machine.
The machine’s exterior is wiped daily with a clean, wet rag. If you use a cleaning agent, please use a mild, non-corrosive cleaner that penetrates evenly into the wet rag before wiping the machine, and the rag should not be too wet to prevent excess water and cleaning agents from seeping into the circuit system and eroding the wires causing a short circuit.
Note: The machine and any accessories should not be scrubbed with hard tools such as wire or steel brushes.
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How to maintain a semi-automatic coffee machine
1. Brewing head cleaning
Use the coffee machine’s automatic cleaning program or manual type cleaning to clean the pipes and brew head.
Manual cleaning.
(1) Remove the filter from the coffee brewing handle and replace it with a professional back washing non-porous filter cup.
(2) Put 5 g of coffee machine cleaning powder into the non-porous filter cup, insert the brew handle into the brew head until it is fully closed, turn on the cleaning switch for 10 seconds and then press the button to stop, soak for 5 seconds, repeat 5 times and then remove the coffee brew handle and pour out the waste water.
(3) Clean the non-porous filter cup handle and re-insert it into the brewing head. Press the cleaning button to allow the residual clean powder in the brewing system to flow out and the coffee brewing handle to move back and forth between a 45 degree angle and a 90 degree angle to rinse the brewing head and the inside and outside of the coffee brewing handle until the water in the filter cup becomes clean and colourless, then press the button to stop when the odour is removed.
(4) Use the head brush to clean the brew head divider screen and the brew head rubber ring to remove residual coffee grounds.
(5) After cleaning, remove the coffee handle and replace it with a fine perforated filter and make a cup of coffee to remove any odours after cleaning.
2. Brewing handle cleaning.
After soaking the filter cup and brewing handle in 500ml of hot water with 5g of cleaning powder for ten minutes, use water to clean and dry the brewing handle of coffee dirt and coffee grounds.
3. Nozzle head cleaning.
Soak the nozzle head in hot water, rinse and wipe clean.
4. Drain tray cleaning.
Remove the draining tray, rinse and wipe dry. The drain line should always be washed to ensure smooth drainage.
5. External cleaning of the coffee machine.
Wipe the exterior of the coffee machine with a soft, damp cloth and dry it.
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Caution.
Do not test, disassemble or modify the coffee machine yourself to avoid accidents.
If you find any abnormality in the coffee machine, please disconnect the power and water supply in time and inform the professional for inspection and repair.
How to maintain your coffee machine Quarterly maintenance
1. Gasket replacement.
If there is leakage around the brew handle when brewing you should replace the rubber ring.
The rubber ring in the cooking head should be replaced quarterly. Avoid negative effects.
2. Brew head disassembly and cleaning.
Disassemble the brew head and use the cleaning powder to clean the brew handle of coffee dirt and coffee grounds. Avoid clogging the brew head and causing serious damage.
3. Boiler water replacement.
To ensure the quality of the coffee produced, the water in the boiler needs to be completely changed every quarter.
4. Water pressure/air pressure adjustment.
When making coffee, water pressure and air pressure are essential to make a perfect cup of coffee. They need to be adjusted regularly.
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5. Adjustment of the production volume.
To avoid variation from cup to cup, check the standard of yield.
6. Cleaning of coffee machine pipes.
When a coffee machine is used for a long time, dirt accumulates in the pipes over time. To avoid large blockages, they need to be cleaned regularly.
7. Checking for damage to coffee machine components.
Identify damaged parts in advance and replace them in time. Avoid affecting the normal operation of the shop.
