The NEFA Pressure Reducing Valve (Feed Valve) regulates the water. The pressure relief valve on a hot water heater can leak over time. I just flushed my hot water heater as you mentioned and now the pressure relief valve is leaking.
Remove the overflow pipe from the pressure relief valve. Replace the small washer under the cap which is shown at the top of the picture . Jan 20- I have turned off cylinder for minutes and is still leaking so isnt normal. Mitre have Nefa mains pressure valve kits for around $35 but these don't .
Hot water cylinder leakMar 2017A little hot water coming out of pipe on roofFeb 2013Hot water cylinder overflowingDec 2012More from doityourselfforum. It's silly to make them adjustable because if they leak people will just turn them up. Brian, you are confusing a Nefa valve with a PRV valve. SPECIFICATIONS TROUBLESHOOTING FOR NEFA HOT WA TER SYSTEMS.
Has Relief Valve stopped dripping YES Check that the correct pressure Cold . You should be able to shut the water off either side of the valve and then. If it's still persisting to leak then call the landlord or a plumber.
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