The HV3 was the first water softener designed to fit discreetly under a kitchen sink, with two cylinders that allow for continuous softening—meaning you never have to worry about hard water bypass during regeneration cycles. Its non-electric design makes it both environmentally friendly and cost-effective to operate.
Straighten flexible hoses; ensure inlet/outlet valves are fully open. Low water pressure or internal debris in the valve.
Have the following items ready before you begin: harvey hv3 water softener installation manual
: Salt levels should be checked weekly to ensure you never run out. Running out of salt won't damage the system, but you will have hard water again until you refill. When refilling, simply add new block salt to the compartment—the water required to make brine will already be present from the initial fill.
Installing a Harvey HV3 or similar block-salt water softener requires a non-electric, pressurized setup, typically utilizing a three-valve bypass, WRAS-approved hoses, and a dedicated drain/overflow line. Key requirements include maintaining a water pressure of 1.7 to 6.0 bar, installing a pressure-reducing valve if necessary, and following specific manufacturer guidelines for commissioning. For detailed, illustrated instructions, see the Harvey Water Softeners installation manual . The HV3 was the first water softener designed
A nearby waste pipe, standpipe, or external drain link. The drain point must be lower than the safety overflow point on the machine.
Connect the separate 5/16-inch overflow pipe to the overflow plastic barb and route it outside through an external wall, sloped downward. Step 5: Commissioning and Testing Low water pressure or internal debris in the valve
The drain line is used to drain wastewater from the water softener system during the regeneration process. To connect the drain line, follow these steps:
Maintain a minimum 20mm air gap between the end of the drain hose and the water spill level of the drain to prevent back-siphoning.
The Harvey HV3 is designed specifically to use block salt, which is cleaner and easier to manage than tablet salt. Open the front lid of the Harvey HV3.
The Harvey HV3 water softener is a popular choice for homeowners looking to remove minerals from their water supply, reducing scale buildup and improving overall water quality. Installing the Harvey HV3 water softener requires careful planning and attention to detail. In this article, we will provide a step-by-step guide to help you through the installation process.