Gevi 10-Cup Drip Coffee Maker with grinder<br> <br> The following are some tips to improve your operating experience.<br> 1. About the taste of the coffee is too weak<br> Everyone’s taste is different. If you like a stronger coffee, you can add less water with the same amount of cup, and the coffee will taste stronger.<br> 2. After normal use for a period of time, the grinder is work, the machine heats up,but no coffee comes out.<br> The water quality in 85% of the United States is hard. After normal use for a period of time, scale may be generated in the machine. This causes the scale to block and the temperature controller jumps early. You can use 70～80℃ water to soak some citric acid first, and then pour it into the water tank to run the machine to clean the scale.<br> 3. About coffee is not hot enough.<br> Normally, it will automatically keep the temperature for 2 hours after the coffee is brewed, but if the amount of coffee is small, the temperature will evaporate, causing the coffee to be not hot enough.<br> 4. About the grinder is not work.<br> If water enters the grinder, it will cause the grinder to jam and stop working. It is recommended to cover the lid of the grinder when pouring water into the water tank and try to use dry coffee beans.<br> <br> Technical Specificat