Harvey Hv3 Water Softener Installation Manual

Attach the flexible drain hose to the unit and run it to a standpipe or waste pipe. Maintain an "air gap" to prevent back-siphoning.

For official support, replacement parts, or warranty inquiries:

Turn off the mains stopcock and open all cold water taps to drain the system completely before any pipework is cut.

Connect the brine tank to the water softener's brine valve. Make sure the brine tank is level and stable.

: A key highlight is the detail on the manual regeneration process, which involves rotating a commissioning tool or button to flush the system and check for leaks. harvey hv3 water softener installation manual

Legally, you don’t if you are competent. However, the manual recommends a qualified plumber or water treatment technician to comply with water bylaws (especially the air gap for drainage).

Before breaking into your plumbing line, ensure you have all the necessary components, tools, and site conditions ready. Included Components Harvey HV3 water softener unit High-flow bypass valve Two stainless steel braided hoses Drain line tubing (with air gap fitting) Overflow tubing Required Tools and Materials Pipe cutter (for copper or plastic pipes) Two adjustable wrenches PTFE (Teflon) thread tape Silicone lubricant (plumbing grade) Screwdriver (flathead and Phillips) Bucket and towels (for catching spills) Location Requirements The unit must sit on a solid, level floor.

Install the three-valve bypass assembly according to the diagram provided below.

Install the bypass valve onto the pipework using standard compression fittings. Ensure the arrows on the valve match the direction of the water flow (Inlet vs. Outlet). Attach the flexible drain hose to the unit

: Ensure you have a standard bypass valve set and WRAS-approved flexible hoses . 2. Plumbing Installation

Harvey Water Softeners generally assumes their units will be installed by their own trained engineers, so the official instructions may lack some details needed for a DIY approach. This manual is compiled from technical guides and real-world user experiences to help bridge that gap.

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Before turning the water back on, double-check that all connections are tight and properly aligned. Pay special attention to the orientation of the bypass valve—it should be in the open position initially. Connect the brine tank to the water softener's brine valve

The HV3 needs a drain line for the brine produced during regeneration. Connect the flexible drain hose to the overflow and brine drain ports on the softener. Direct the other end into a drain, standpipe, or gully, ensuring it is secure to avoid flooding, as it can move during high pressure. Step 6: Initial Set Up and Testing Double-check all connections.

Cut into the rising main after the stopcock but before any branches to the rest of the house. Install the Tees: Fit the inlet and outlet tees.

“The unit needed a gravity slope to a drain for the waste water. Both of the locations I had in mind made this difficult.” PistonHeads · 7 years ago