Italian coffee machine: details of common problems and solutions of coffee machine and bean grinder

Source: Yihuo SomewaitCafe (leading brand of organic coffee)

Common problems and Solutions of Italian Machine + Bean Mill

Solutions to the causes of phenomena

1. (brew) too long (more than 25 seconds). The brewing speed is too slow. 1. Coffee powder is too fine

2. Too much coffee powder

3. The pressure of the pump is too small. 1. Adjust the coffee powder

2. Adjust the amount of coffee powder

3. Adjust the pressure of the water pump, note: please adjust the professional staff.

2. (brew) time is too short (less than 15 seconds), brewing too fast 1, coffee powder is too coarse

2. Too little coffee powder

3. Excessive water pump pressure 1. Fine coffee powder

2. Ensure that the number of grams in the access specification is fixed.

3. Adjust the pressure of the water pump, note: please adjust the professional staff.

3. Less Cream, too fast disappearance will be accompanied by too long extraction time 1, coffee powder is too fine 1, coarse coffee powder

4. Cream is enough, but thicker and dissipates quickly. 1. Coffee powder is not fresh. 1. Remove the old powder and open a new packet of fresh bean mill powder.

5. Color deep 1. The extraction water temperature is too high to lower the boiler pressure, and the measured water temperature is measured.

6. Coffee has a heavy scorched taste. 1. The temperature of the extraction water is too high.

2. Coffee beans are overroasted.

3. The extraction time is too long. 1. Lower the boiler pressure and water temperature.

2. Change beans

3. Reduce the extraction time

7. The air flow in the steam head is small and it is difficult to make milk bubbles. 1. Milk clogs and blocks the steam holes.

2, the boiler pressure is low 1, please dredge the steam hole (tools such as pins can be used)

2. Wait until the pressure is restored or ask a professional to adjust the boiler pressure.

8. When brewing, there is no water or only a little water dripping. 1. The water supply of the coffee machine is cut off.

2. The filter has not been cleaned for a long time. 1. Check the condition of water supply.

C 、

Follow the steps in "Daily cleaning and maintenance Card" to

More than two times less complete cleaning

9. The machine is not heated after startup. 1. The steam valve is not opened.

2. The power supply is cut off. 1. Open the steam valve and observe for half an hour.

2. Check whether the power supply is normal.

10. there is a leakage in the coffee machine. 1. The drainage is not smooth.

2. The internal connection is loose. 1. Open the drip tray according to the instructions to dredge the water in the drainage building.

2. Ask professionals to check and repair.

11. Coffee machine at the beginning / end of brewing has a momentary fantasy or a fantasy during the whole brewing process. 1. It is difficult to start the motor of the built-in water pump. 1. Ask the professional to check and repair.

12. The bean grinder does not grind the powder 1. The coffee powder in the powder jar has reached the set position

2. The powder cartridge cover is not covered.

3. Power supply

4. Coffee powder caking 1. Normal phenomenon when the powder content decreases, it will start grinding.

2. Cover the powder cartridge.

3. Check whether the power supply is powered on

4. Unplug the power supply, remove the bean jar, pour out the coffee powder, and clear the caking in the bean jar with a brush.