How do I know if my multiport valve is bad?
One common symptom of multiport valve problems is when there is leaking around the valve itself, or when water comes out of the waste line, even when the valve is set to the FILTER position. Multiport valve problems may also be indicated when dirt fails to be trapped by the filter, instead returning to the pool.
How long does a multiport valve last?
If the valves are older than 10 years you may want to replace the whole thing versus replacing just handles. Multiport valve manufacturers build their units to be rebuilt, and as long as the main internal parts are okay, the wear out o-rings and gaskets can be replaced.
When should multiport valves be replaced?
Spider Gasket Replacement: Every 5-10 years, the gasket on a multiport valve may need to be replaced. First, make sure that you order the correct spider gasket, there are literally dozens of different sizes.
Why is my multiport valve leaking?
A multiport valve that leaks around the handle means your gaskets are deteriorating or they are out of alignment. Cold water actually makes conditions worse. In cold weather, o-rings shrink or small debris wedge around the stem o-rings, causing leaks.
How do you fix a leaking multiport valve?
If it’s still leaking, remove all cover screws and pull out the key assembly. Clean, inspect and lubricate the large cover o-ring and place back into the groove in the key assembly. Replace the key into the valve and tighten up the cover screws, then fire-up the pump to check for leaks.
Should you lube spider gasket?
The spider gasket is not normally lubricated, but you can lubricate it. I would recommend Magic Lube O-ring Lubricant 1 Oz. Teflon – 630 or something formulated for pools and spas.
How do I know if my spider gasket is bad?
If your spider gasket becomes worn or torn, or twisted or happens to pops out of the groove in the valve body, this allows water to creep and seep from one port to the next. You may not notice water bypassing the filter, and returning to the pool without being filtered, but this can happen.
