Have you ever been brewing for half an hour but not got coffee? Q: Why can't the water be pushed up and percolated through the coffee? Water gets hot, but percolator does not work! Water does not get pushed up the tube. Water in urn gets hot but none gets pushed up to percolate through ground coffee! A: Please properly insert the Percolator Filter into the groove at the inner bottom of the coffee urn, so that the water can be able to push up as it heats up. Please check the filter is in the correct position. MANUAL OPERATION & INDICATOR LIGHT ✔Just put moderate amounts of water and your favorite coarsely ground coffee, press the button to start brewing coffee, and automatically jump to the heat preservation function after brewing, so that we can enjoy steaming hot coffee anytime, anywhere. ✔Bright indicator lights let you know when coffee is ready ANTI-LEAKAGE & HIGH QUALITY FAUCET ✔Lots of situations in life call for lots of coffee -- not just Monday mornings. GOLREAN coffee urn is a reliable choice for weddings and social gatherings. Every guest can enjoy coffee and put a smile on their face. ✔The faucet is made of stainless steel and heat-resistant material for the safest, freshest coffee. UNIQUE HEATING SYSTEM ✔With its powerful 1320W heating capability, our coffee urn swiftly brews 100 cups of coffee. Once brewed, the 120W heating element maintains almost 195°F for up to 6 hours. If the temperature drops below 175°F, the urn automatically reheats, preserving coffee freshness without degradation. Ideal for large gatherings, offices, and events, it ensures uninterrupted enjoyment of hot, flavorful coffee throughout the day.