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Author Topic: Pex fittings  (Read 2321 times)

Clueless

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Pex fittings
« on: May 08, 2017, 08:34:38 AM »

Hello everyone, i shutdown the boiler for summer and i have a bit of maintenance to do. I have a small leak inside my basement where the underground piping comes in the house on the copper side. The leaking union is very close to the insulated pex lines so i think i should take it apart before soldering. So i'll upload a picture of the fittings i need to take apart, i need to know what they are called and how to remove them?

Thanks

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Clueless

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Re: Pex fittings
« Reply #1 on: May 08, 2017, 08:42:12 AM »

apologies, this should be in plumbing, not advanced plumbing...
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mlappin

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Re: Pex fittings
« Reply #2 on: May 08, 2017, 11:54:00 AM »

apologies, this should be in plumbing, not advanced plumbing...

Fixed. No worries.
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Smokeless

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Re: Pex fittings
« Reply #3 on: May 08, 2017, 08:16:52 PM »

Hello clueless this is smokeless. LoL
   Those look like Logstor clamp type fittings. This is how to fix them. Shut off all ball valves. Cut the copper near the elbows. Draining the water. Should be able to put a wrench on the brass side fitting preventing it from turning. Then a wrench on the copper piece and spin it apart. Clean the male threads on the brass with a wire brush. Use both pipe sealant first and Teflon tape on the male threads. You need two new 1"copper X 1" female IPS copper adaptor. Cut a  1" copper  x 3" long pice of pipe clean the burr of the inside. Clean and flux and solder together these two pieces. Then cool with wet towel. Look inside you should see a silver ring of solder around the end of pipe. That confirms a good solder joint. Now tighten that onto your brass Logstor adapter. Then when you solder on the long radius 1" cxc elbow put the soaking wet towel on the copper and brass fitting to keep it cool so it don't burn out the thread sealant.  Best of luck. You can do it. I don't see any reason to take the brass fitting off and out of the Logstor?
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Clueless

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Re: Pex fittings
« Reply #4 on: May 09, 2017, 06:10:08 AM »

Thanks smokeless, that should do it. Easier to work on a bench with one quick solder job on the re-install. I will look up logstor clamp...Thanks
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E Yoder

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Re: Pex fittings
« Reply #5 on: May 09, 2017, 07:14:39 AM »

Leak-lock is an amazing pipe dope. Will seal almost anything. My brother in law sold me on it from his experience swapping out old oil boilers, works great but is a bear to take apart later.
I got it on eBay.
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