My pump and filter piping is leaking badly—need some advice on how to fix it

HiddenRiver

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Jun 15, 2017
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East Coventry, PA
200644E0-7E56-456F-B367-29F063F710D4.jpg The short pipe that connects the white filter housing to the black unit behind the pump is leaking badly. When we first started up the pump on Wednesday it was dripping only a little. Now water is “pouring” from the connection. I see no way to tighten this. Would anyone have some advice on how to fix the leak?
 
Wow, you are really in a tight spot there. Literally no room to work with between the pump outlet and your filter. The elbow seems odd to me as well, but was short enough to work - for a while anyways. Well, I suspect the connection at the pump is cracked which explains the leak. Because of the outward pressure, that requires replacement. You may have to get creative and try to find some pool PVC connections that will fit. Perhaps turn-off the equipment for a while a take that piece with you either to the local hardware store, pool store, or just shop on-line as there are many vendors on-line that have supplies. If you do that and can't run the system for a couple days, consider increasing the FC level before shutting it down so that you have adequate chlorine in the water and don't end-up with algae trying to grow during the repair period. When you do shop, make sure to have all your pool info with you (pump & filter type, model, and fitting diameter). If you had a little more room, it might not be so tricky, but you're backed into a corner there.
 
That’s really common. For hayward perflex line & easy to find


. Piece of cake.
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You need MPT on both sides, so be mindful when order.
 
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MPT = Male Pipe Thread, threads are on the outside of the pipe

FPT = Female pipe Thread, threads are on the inside of the pipe

Think male goes into female.

NPT= National Pipe Thread, which is a specification for how to make pipe threads. Most common pipes in the US are made as NPT.

There are other types of pipe thread too but the important thing is that both the male and females fittings need to be cut to the same type of thread or the joint won't work.
 
MPT = Male Pipe Thread, threads are on the outside of the pipe

FPT = Female pipe Thread, threads are on the inside of the pipe

Think male goes into female.

NPT= National Pipe Thread, which is a specification for how to make pipe threads. Most common pipes in the US are made as NPT.

There are other types of pipe thread too but the important thing is that both the male and females fittings need to be cut to the same type of thread or the joint won't work.

Heh heh. Ok. I get it.[emoji4]. I hope I ordered the correct one. We shall see.
 

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My husband is nervous about undoing/twisting off the pipe. Not sure what direction to turn and what to turn. Does not want to snap anything (we have had some bad experiences snapping plastic pipes). We called the PG. at least we have the part. If someone has a minute to give us some very basic instruction in undoing that pipe—it would be appreciated!
 
The pipe should twist off counterclockwise I believe. It may have been twisted on hard initially, and perhaps some putty might have been applied to the threads also making it feel quite tight. Once you unscrew it from the filter, you should be able to get some lateral leverage on it to move. It's cracked already I believe, so if it breaks, it's not really your fault. It's already weakened. But certainly your call as to how comfortable you feel jumping into that DIY project. No arms twisting here - except for proper water testing. :grin:
 
Open union at pump discharge & union at filter discharge, remove the tank and proceed. You need to create space between pump & tank.

Pump discharge is going to have a thick gasket , & I’m guessing that’s the unusual resistance you feel.
 
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