--- title: "Ratio Eight Series 2: Lights Cycle but Machine Doesn’t Brew" description: If your Ratio Eight is cycling through the lights without brewing, it may indicate a heater issue—fill out our Warranty Request Form. --- [Skip to content](https://help.ratiocoffee.com/ratio-eight-original-lights-cycle-but-machine-doesnt-brew-0#main-content) English Show submenu for translations ![b8418dc3-0886-4e57-a609-b76b4a600d63.png\]](https://help.ratiocoffee.com/hs-fs/hubfs/b8418dc3-0886-4e57-a609-b76b4a600d63.png?height=42&name=b8418dc3-0886-4e57-a609-b76b4a600d63.png) - [Choosing the Right Ratio Machine](https://help.ratiocoffee.com/choosing-the-right-ratio-machine) - [Warranty Form](https://ratiocoffee.com/pages/warranty-request-form) - [Return Form](https://ratiocoffee.com/pages/return-request-form) Open main navigation Close main navigation - [Choosing the Right Ratio Machine](https://help.ratiocoffee.com/choosing-the-right-ratio-machine) - [Warranty Form](https://ratiocoffee.com/pages/warranty-request-form) - [Return Form](https://ratiocoffee.com/pages/return-request-form) - English Show submenu for translations - [Home](https://ratiocoffee.com/) [Home](https://ratiocoffee.com/) How can we help? - There are no suggestions because the search field is empty. 1. [Help Center](https://help.ratiocoffee.com/?hsLang=en) 2. [Troubleshooting](https://help.ratiocoffee.com/troubleshooting?hsLang=en) 3. [Eight Series 2](https://help.ratiocoffee.com/troubleshooting?hsLang=en#eight-series-2) # Ratio Eight Series 2: Lights Cycle but Machine Doesn’t Brew ## If your Ratio Eight is cycling through the lights without brewing, it may indicate a heater issue—fill out our Warranty Request Form. If your machine is cycling through the lights without brewing or heating water, it usually points to a disconnect with the heating element. If that sounds like what you’re experiencing, don’t worry, we’re here to help. 1. Start by filling out our [Warranty Request Form](https://ratiocoffee.com/pages/warranty-request-form) with your contact information and machine details. Please make sure the information is as accurate as possible to help speed up the process. 2. After we receive your form, we’ll be in touch as soon as we can to either request more details or share the next steps to get you back to brewing. Our typical response time is 1 to 3 business days. **Need help with the form, can’t find your order number, or have a quick question?** You’re always welcome to reach out at hello@ratiocoffee.com or call us at (800) 261-9640. For a full list of our contact details, visit our [Contact page.](https://ratiocoffee.com/pages/contact-us) - [Getting Started](https://help.ratiocoffee.com/getting-started?hsLang=en#main-content) - [Eight Series 2](https://help.ratiocoffee.com/getting-started?hsLang=en#eight-series-2) - [Six](https://help.ratiocoffee.com/getting-started?hsLang=en#six) - [Four](https://help.ratiocoffee.com/getting-started?hsLang=en#four) - [Eight Original](https://help.ratiocoffee.com/getting-started?hsLang=en#eight-original) - [Ratio Rewards](https://help.ratiocoffee.com/getting-started?hsLang=en#ratio-rewards) - [Coffee Guides & Education](https://help.ratiocoffee.com/coffee-guides-education-1?hsLang=en#main-content) - [Water](https://help.ratiocoffee.com/coffee-guides-education-1?hsLang=en#water) - [Grind](https://help.ratiocoffee.com/coffee-guides-education-1?hsLang=en#grind) - [Coffee](https://help.ratiocoffee.com/coffee-guides-education-1?hsLang=en#coffee) - [Grinders](https://help.ratiocoffee.com/coffee-guides-education-1?hsLang=en#grinders) - [Dose](https://help.ratiocoffee.com/coffee-guides-education-1?hsLang=en#dose) - [Maintenance](https://help.ratiocoffee.com/coffee-guides-education-1?hsLang=en#maintenance) - [Materials](https://help.ratiocoffee.com/coffee-guides-education-1?hsLang=en#materials) - [Maintenance](https://help.ratiocoffee.com/maintenance?hsLang=en#main-content) - [Cleaning](https://help.ratiocoffee.com/maintenance?hsLang=en#cleaning) - [Ratio Eight Series 2](https://help.ratiocoffee.com/maintenance?hsLang=en#ratio-eight-series-2) - [Ratio Eight Original](https://help.ratiocoffee.com/maintenance?hsLang=en#ratio-eight-original) - [Ratio Six](https://help.ratiocoffee.com/maintenance?hsLang=en#ratio-six) - [Ratio Four](https://help.ratiocoffee.com/maintenance?hsLang=en#ratio-four) - [Grinders](https://help.ratiocoffee.com/maintenance?hsLang=en#grinders) - [Warranty](https://help.ratiocoffee.com/warranty?hsLang=en) - [Returns](https://help.ratiocoffee.com/returns?hsLang=en) - [Troubleshooting](https://help.ratiocoffee.com/troubleshooting?hsLang=en#main-content) - [Eight Original](https://help.ratiocoffee.com/troubleshooting?hsLang=en#eight-original) - [Eight Series 2](https://help.ratiocoffee.com/troubleshooting?hsLang=en#eight-series-2) - [Ratio Six](https://help.ratiocoffee.com/troubleshooting?hsLang=en#ratio-six) - [Ratio Four](https://help.ratiocoffee.com/troubleshooting?hsLang=en#ratio-four) - [Accessories](https://help.ratiocoffee.com/troubleshooting?hsLang=en#accessories) - [Choosing the Right Ratio Machine](https://help.ratiocoffee.com/choosing-the-right-ratio-machine) - [Warranty Form](https://ratiocoffee.com/pages/warranty-request-form) - [Return Form](https://ratiocoffee.com/pages/return-request-form) [![Chill listening crop-3](https://help.ratiocoffee.com/hs-fs/hubfs/b8418dc3-0886-4e57-a609-b76b4a600d63.png?width=100&height=25&name=b8418dc3-0886-4e57-a609-b76b4a600d63.png "Chill listening crop-3")](https://ratiocoffee.com/) Help Center Copyright © 2026, Ratio