If you have just purchased a Harvey HV3 water softener—or are considering one—you already know that this twin-cylinder, non-electric unit is one of the most respected water softeners on the market. Known for its simplicity, reliability, and lack of complex electronics, the HV3 is a favorite among homeowners who want soft water without high maintenance costs.
The best location is close to the incoming mains water stopcock, with access to an outside wall for the overflow hose. Most installations position the unit under the kitchen sink or in an adjacent corner cupboard. Ensure there is space for easy access to the salt compartment for refilling.
The HV3 operates best between 1.5 bar and 6 bar. If your daytime pressure exceeds 5 bar, you must install a pressure-reducing valve (PRV) before the softener.
The overflow hose is a vital safety feature that prevents water damage in the unlikely event of a malfunction. Connect the remainder of the white hose to the half-inch overflow spigot on the rear of the cabinet. harvey hv3 water softener installation manual
Ensure the bypass valve is completely closed and the inlet/outlet valves are fully open. Check that the unit has salt blocks installed.
Installing a Harvey HV3 water softener eliminates limescale, protects appliances, and softens household water. This comprehensive guide outlines the complete installation process, plumbing requirements, and post-installation checks. 1. Pre-Installation Checklists
The Harvey HV3 water softener is a high-capacity system designed to handle the toughest water hardness levels. With its advanced technology and user-friendly design, this system is perfect for families and households with multiple bathrooms. The HV3 model features a digital display, making it easy to monitor and control your water softening settings. If you have just purchased a Harvey HV3
Slide two Harvey salt blocks into the front of the HV3.
The location of your Harvey HV3 determines how easily it can be maintained.
" as a standalone document, user feedback and expert guides suggest it is a comprehensive, if technical, resource. For most users, the manual serves as a vital bridge between the device's compact design and the regulated plumbing requirements needed for a successful setup. Most installations position the unit under the kitchen
Before starting, be aware of the following requirements:
Manually fill the cabinet with enough water to cover the salt platform by about 10mm (1/2”)
After completing the installation, it's important to verify that everything is working correctly. Use the water hardness test kit provided with your HV3 to test the water hardness before and after the softener. The treated water should show a significant reduction in hardness minerals.
If you need help with a specific part of the installation process, please tell me: Your (copper, plastic, etc.)
Q: What is the cost of the Harvey HV3 water softener? A: The cost of the Harvey HV3 water softener varies depending on the retailer, location, and installation costs.