Connect a 1/2-inch hose to the overflow plastic nipple on the side of the cabinet. Run this hose downward through an outside wall. Because this is a gravity-fed line, it must never run upward. Step 6: Commissioning the System
Connect the other end of the to your soft water plumbing line. Step 5: Install the Drain and Overflow Lines
Before starting, be aware of the following requirements: harvey hv3 water softener installation manual
Harvey HV3 Water Softener Installation Manual: The Ultimate Setup Guide
Connect the second hose to the overflow connection point on the side of the cabinet. Route this downward through an outside wall so any emergency overflow safely discharges outside. Connect a 1/2-inch hose to the overflow plastic
Hand-tighten the nuts, then give them an extra quarter-turn with an adjustable wrench. Do not overtighten, as this can split the internal washers. 💧 Step 4: Connecting the Drain and Overflow Lines
The Harvey HV3 relies on a standard three-valve bypass configuration. This layout allows you to isolate the water softener for maintenance without cutting off the water supply to your entire home. Step 6: Commissioning the System Connect the other
: Manually add approximately 5 liters of water to the cabinet (covering the salt platform by about 10mm) and then add your block salt.
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.
🚫 Never connect the regeneration drain directly to waste pipe without an air gap – this can siphon dirty water back into your softener.
