Items that cause restriction to flow in hydronic radiant heating system
Last Post 11 Oct 2015 12:45 PM by jonr. 1 Replies.
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chingoUser is Offline
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11 Oct 2015 08:02 AM
Many things can cause restriction to flow. 1. Air in system 2. Cavitation 3. Kink in a pipe 4. Bad check valve 5. Bad pump 6. Bad flow meter 7. Bad isolation vavles 8. Bad mixing valve 9. Too long a run for diameter of pipe Have i missed anything??????
jonrUser is Offline
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11 Oct 2015 12:45 PM
Someone dropped some concrete in a tube. Or the heat exchanger.

With pressure and flow meters, it should be straight-forward to track down (at least where you can get access).
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