--- title: How to replace a bypass kit on FR300 pump description: Fix your FR300 in 7 steps. --- [Skip to content](https://support.farmchem.com/knowledge-base/how-to-install-a-bypass-kit-on-fr300-pump#main-content) [![FarmChem Logo Supporting Hands Black](https://support.farmchem.com/hs-fs/hubfs/FarmChem%20Logo%20Supporting%20Hands%20Black.webp?width=275&height=68&name=FarmChem%20Logo%20Supporting%20Hands%20Black.webp)](https://support.farmchem.com/knowledge-base?hsLang=en) - [Shop](https://farmchem.com/) - [Blog](https://support.farmchem.com/blog) - [About Us](https://farmchem.com/about-us) - [Tender Trailer Tool](https://farmchem.com/tender-trailer-tool/) - [Knowledge Base](https://support.farmchem.com/knowledge-base) Open main navigation Close main navigation - [Shop](https://farmchem.com/) - [Blog](https://support.farmchem.com/blog) - [About Us](https://farmchem.com/about-us) - [Tender Trailer Tool](https://farmchem.com/tender-trailer-tool/) - [Knowledge Base](https://support.farmchem.com/knowledge-base) - [Contact us](https://farmchem.com/contact-us/) [Contact us](https://farmchem.com/contact-us/) How can we help you? - There are no suggestions because the search field is empty. 1. [Knowledge Base](https://support.farmchem.com/knowledge-base?hsLang=en) 2. [Helpful Videos](https://support.farmchem.com/knowledge-base/helpful-videos?hsLang=en) 3. [Repairs & Maintenance](https://support.farmchem.com/knowledge-base/helpful-videos?hsLang=en#repairs-maintenance) # How to replace a bypass kit on FR300 pump ## Fix your FR300 in 7 steps   WARNING: Relieve pump pressure and disconnect power prior to starting ### Directions to replace the Bypass Valve **Disassembling the Bypass Valve** Note: Bypass valve is located on front of pump housing 1\. Use wrench or socket to remove bypass cap 2\. Use needle nose pliers to remove bypass poppet **Replacing the Bypass Valve** 3\. Install O-ring onto bypass cap 4\. Insert bypass poppet tip-side first into opening 5\. Install cap and O-ring into opening 6\. Turn until hand tight 7\. 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