Common faults and solutions that coffee machines have to know

1、 There is no steam or the coffee made is not hot
Possible causes
1. A large amount of hot water is discharged during a certain period of time (it is not recommended to use the built-in hot water function of the coffee machine)
2. The coffee machine power switch is not turned on
3. No power supply
4. Other reasons
resolvent
1. Stop using a large amount of hot water before using the coffee machine for 10-20 minutes
2. Turn on the coffee machine switch, such as the sequence from 0 to 1 and then to 2 (different coffee machines have different switches)
3. Check whether the machine power indicator light (green light) is on. If it is on, please contact the supplier. If it doesn't light up, please check whether the switch is turned on. If it is turned on, have an electrician check the power supply.
4. Describe other reasons as clearly as possible, and report the fault to the supplier
2、 The handle filter screen does not produce coffee or the brewing head emits air, and the machine makes noise
Possible causes
1. The water inlet or outlet switch of the water filter is closed
2. Internal blockage of water filter or pipe blockage
3. Other reasons
resolvent
1. Open the water inlet switch
2. Check the working condition of the water filter and replace the filter element if necessary
3. Describe other reasons as clearly as possible, and report the fault to the supplier