Leak test & troubleshooting guide The resources below will help maintain your Humphrey ADE-circle and troubleshoot for leaks. Download the latest Leak test and Maintenance guide here: Leak test guide - January 2021 1 file(s) 461.25 KB Download After downloading the leak test guide, please download the Leaking ADE-circle troubleshooting pdf. This guide is designed to troubleshoot how to identify the leak and attempt to resolve it. Leaking Humphrey ADE-circle troubleshooting guide -January 2021 1 file(s) 725.33 KB Download Below is a video describing the leak test guide
