A 2 port motorised valve I fitted around 18 months ago still works fine but has suddenly developed a small leak after everything cools down overnight; the leak quickly disappears when the boiler fires up in the morning. Looks like it may have been going on for some time, corrosion etc. Solving motorised valve problems: In this video, Roger explains how a motorised valve works and discusses how you can easily diagnose and repair a motorised valve, avoiding the need to buy a costly replacement. The cap should not allow a leak. In some cases, you can repair the leak by just replacing the packing washer. If the reed valve body is loose and the port is leaking, the fuel pump will not work well. Step 1 - Remove the Old Packing Washer. These valves have a motor inside with a lid on top. 2. In its standard configuration the valve … Follow these steps to fix the problem. Occasionally, the valve spring may break or weaken. it’s an older unit, and it looks like the new model # is SP0715XR50. To determine which Ultraflex you have look at the valve lid. When this happens, the spider gasket won’t sit or seal properly and cause leaking out of the wrong port. I have a Hayward multi-port valve, model sp-715-a 50 that connects to a DE-6020 filter. Leaking Multiport Valves: If the valve is leaking around the outside of the top its usually the cover o-ring that’s right under the cover. 3. Another reason water might come through the waste port is a faulty valve spring. The port must not be obstructed with sealant or debris and must be air tight and not leak. Put the cap on and check the port with a soap and water solution and see if it leaks then. I have found loose reed valve bodies on both brand new and used Top 80 engines. QR-1C™ valve balance port (1) connected to delivery of brake valve or relay valve. Please let us know if you like our Plumbing Basics and Tricks of the Trade videos. high pressure port is red and low pressure port … Repairing a leaky gate valve doesn’t necessarily mean you have to replace the entire valve. had a look at a motorised valve yesterday that had leaked from the point that the motor fitted to it, the customer had already hadit replaced a couple of years ago with the same problem, the house is only 6 years old, there was also another motorised valve that was leaking from the same point, is this a problem with danfoss valves or is something else causing the problem? The actuator seems fine (and the system works fine overall heat and water apart from the slow drip) but when I remove the actuator its clear there's a leak from the central spindle of the valve body. When water is leaking out the backwash port its usually the spider gasket also, you can get by temporarily by putting a 1.5″ winterizing plug with o-ring and that will stop the leak … NOTE: If relay valve is installed on vehicle, it should be connected to the delivery side (not service or signal side). QR-1C™ valve supply port (1) connected to delivery of park control valve. I’ll be honest, though, replacing the valve … Some service ports will leak a little . This valve was previously known as Ultraflex and Ultraflex 2. That is why the external cap is used. I've discovered a slow leak from one of my two, 2-port motorised valves. This port transmits the pulses from the crankcase that operate the fuel pump. Get a new valve cap at the dealer or auto parts store. 2. Caretaker 8-Port Electronic Valve: Black cylinder-shaped water valve with 8 pipes coming out of the bottom side. Hi Matthew, I’m having the same problem (valve leaking from underneath).
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