Hayward Filter Multiport Repairs | InTheSwim Pool Weblog

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When Hayward multiport valves begin to age completely different issues can come up, some are simply annoying and a few are literally detrimental to the filter system working correctly. And in different cases I’ve seen multiport issues happen from an incorrect valve set up on a sand or DE pool filter.

The most typical drawback when putting in a brand new multiport is over-tightening the threaded fittings going into the valve. If you’re placing a wrench or channel locks on the becoming your probability of placing to a lot torque on it’s a good chance. One flip too many and you’ll create a crack within the valve physique the place the threaded becoming connects to the valve. Learn the label on the valve, it is going to often advise hand tight, plus 1-1/4 turns.

Additionally one other mistake that causes points with the threads is placing on any sort of cement or PVC glue. The becoming must be wrapped 3-4 instances with Teflon tape and that’s sufficient. Wrap the Teflon tape across the becoming in a clockwise route, in order that it stays put as you thread within the becoming. If you need some additional thread sealant, smear on some gasket sealer earlier than the Teflon tape is used. Tighten the becoming in by hand after which use massive Channel sort pliers and provides it one other full flip and that’s sufficient.

Widespread Hayward Multiport Valve Repairs

Leaking Multiport Valves: If the valve is leaking across the exterior of the highest its often the quilt o-ring that’s proper below the quilt. When water is leaking out the backwash port its often the spider gasket additionally, you may get by quickly by placing a 1.5″ winterizing plug with o-ring and that can cease the leak however that is simply till you may exchange the gasket. If the stem via the middle is leaking there are some components to alter on the valve stem. There may be 2 o-rings and washers and on high of the valve below the deal with is a plastic bearing (spacer ring) that helps the valve deal with transfer simpler.

Damaged Valve Deal with: A damaged deal with can occur from falling tree branches, or simply an excessive amount of power placed on it whereas turning. Take away the 6 bolts and nuts that holds the multiport high on. Then take away the entire meeting. Set the underside of the meeting on a tough floor and you’ll push down on the highest together with your stocking ft and the middle rod within the meeting will increase up, as soon as that happens you may knock out the pin that holds the deal with on and exchange the deal with and put the pin in that holds it in place.

Valve Deal with Exhausting to Flip: If the Deal with is difficult to show there may very well be grit or dust within the valve or the spider gasket must be cleaned or the stem shaft must be lubricated. Shut off the pump and push down on valve deal with for a number of seconds to permit water to stream over the spider gasket. A twig Teflon lubricant will be sprayed across the deal with, however don’t use WD-40 or any oil based mostly lube.

Floppy Valve Deal with: If the valve is floppy with no resistance its often a damaged spring, positioned between the lid and the rotor. Chemical corrosion can weaken the stainless-steel spring, and trigger it to rust and break. The substitute of a spring is much like changing the valve deal with, described above.

Spider Gasket Alternative: Each 5-10 years, the gasket on a multiport valve might should be changed. First, just be sure you order the right spider gasket, there are actually dozens of various sizes. Discover your appropriate spider gasket on the Filter Valve components web page that matches your multiport valve make and mannequin quantity. To alter the spider gasket, take away the important thing meeting by eradicating the screws across the lid and lifting on the deal with (you might must pry the lid up barely).

The previous one spider gasket might be glued in place, so dig it out with a small screwdriver, to scrub the groove out fully. After all of the rubber bits are eliminated, place dabs of superglue or silicone (or Hayward gasket adhesive), into the grooves of the valve physique. Then place the brand new gasket into the grooves and exchange the important thing meeting within the appropriate place, with the quilt o-ring in place.

Loosen lid screws, pull out the Key Assy

Scrape out previous gasket with sharp flat head

Get each little bit!

Use Blue RTV, or Tremendous Glue to affix new gasket

Place new gasket – no lube crucial

 

A straightforward technique to repair points with deal with, lid or rotor is to interchange the Key Meeting – the whole lot that comes out if you take away the 6 or 8 screws across the valve lid, and raise up the deal with. A Key Meeting is all assembled, simply drop it into place. it’s a fast easy repair. Particularly for valves which have the spider gasket molded onto the rotor, changing the Key Assy is the way in which to go.

Yow will discover the important thing meeting by discovering your Filter Valve components schematic on our web site.

Changing a Multiport Valve: In case your valve has fairly a number of issues, or main issues akin to valve physique cracks, you may exchange the valve. Bear in mind to order a substitute multiport valve by filter make and mannequin, and needless to say multiport valves for sand filters are completely different than DE filter multiport valves. Aspect mount valves and high mount valves are additionally completely different sizes, and one can’t be substituted for an additional. To seek out your appropriate multiport valve, go to our Backwash Valves web page at ITS, or give us a name when you want help.

After discovering an accurate substitute multiport valve, you’ll minimize the pipes coming out and in of the valve, and after connecting the brand new valve to the filter, you should utilize couplings or unions to reconnect the pipes, and in addition reconnect the backwash line.

Nevertheless, most multiport valve issues don’t require a full multiport valve substitute – there are fairly a number of easy fixes that you are able to do, all of which you do not want to be knowledgeable pool man to deal with.

 

 


Larry Weinberg
SPP Pool Skilled

 

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