Connect the 1/2-inch flexible drain tube to the drain elbow on the back of the softener. Secure it tightly with a jubilee clip. Run this hose to a waste pipe or washing machine trap. Maintain a minimum 20mm air gap above the water level of the drain to prevent back-siphoning.
The where you are fitting the unit (under the sink, in a garage, etc.) Your measured incoming water pressure
Some users have reported that after refitting a Harvey HV3 that has been in storage, the water runs but doesn't fill the tank, instead flowing out of the air gap fitting. This typically indicates an airlock or an issue with the internal float valve. Ensure that you have the inlet and outlet connections correct and consider manually adding water to the brine tank to prime the system. harvey hv3 water softener installation manual
If you want, I can: 1) convert this into a step-by-step numbered installation checklist, 2) produce a printable one-page quick-start, or 3) draft a homeowner-friendly troubleshooting flowchart.
: It should be placed on a firm, level surface, ideally close to the rising main stopcock to ensure the whole house receives softened water. Plumbing Fittings Bypass Set Connect the 1/2-inch flexible drain tube to the
It must be within reach of a standpipe or waste pipe for the regeneration process.
Hand-tighten the connections, then give them an extra quarter-turn with a wrench. Do not overtighten. Step 4: Set Up the Drain and Overflow Lines Maintain a minimum 20mm air gap above the
Connect the brine tank to the water softener's brine valve. Make sure the brine tank is level and stable.
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.