Harvey Hv3 Water Softener Installation Manual -
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| Problem | Likely Cause | Fix | |---------|--------------|-----| | No regeneration | Low water pressure | Check pressure >1.4 bar | | Hard water leaking through | Bypass open or internal seal failure | Check bypass; call Harvey | | Water runs to drain constantly | Dirt in piston or damaged seal | Clean valve; replace seal | | Brine tank overflows | Stuck float valve | Clean or replace float assembly | | Salty taste in water | Blend valve too closed or low pressure | Open bypass slightly |
Before you even open the installation manual, you need to understand what makes the HV3 unique. Unlike electric softeners that regenerate on a timer, the HV3 uses a mechanical water meter and twin tanks. When one tank is exhausted, the system automatically switches to the second tank, allowing the first to regenerate without any power or user intervention. harvey hv3 water softener installation manual
The salt cabinet has an overflow port at the back. If the brine tank overfills (rare, but possible), this prevents flooding. | Problem | Likely Cause | Fix |
A: 5 years on the valve body and cylinders, 1 year on seals and salt tank. The manual insists on proof of correct installation (photos and water test results). Hard Water Tap: You must keep one drinking
Locate your rising main (the main cold water pipe entering your house).
| Section | Feature Description | |---------|----------------------| | Unpacking | Check for HV3 control valve, brine tank, ¾" fittings, drain hose, bypass valve | | Tools required | Adjustable spanner, pipe cutter, PTFE tape, bucket, spirit level | | Mains connection | Isolate water supply, install bypass valve first, connect inlet/outlet | | Electrical | Plug into unswitched socket – controller retains settings for 24h during power loss | | Commissioning | Manual regeneration cycle to purge air and bed fines | | Programming | Set hardness level (ppm or °Clark), regeneration day override, time of day | | Test procedure | Check for leaks, verify soft water hardness (<5ppm), drain flow clarity |