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  1. brewdog

    In floor heat not working

    The Astro 30 pump has a slotted screw in it. Do I just turn the screw? My pump looks just like a Grunfos UPS series 100. Do I need to disconnect the power to it prior? Thanks again.
  2. brewdog

    In floor heat not working

    I do have an Amtol Extrol expansion tank. It sits directly under my Sparco powervent. My gauge reads zero pressure and I was wandering if I may have an air bubble in the system and if opening my relief valve and starting the pump may help or does an Astro 30 pump need priming?
  3. brewdog

    In floor heat not working

    I appreciate your response. How do I get pressure up. Could the system need bleeding? If so how do I do that. Again, I appreciate your time. Thanks
  4. brewdog

    In floor heat not working

    I have a Bradford White Model M2CTW75T10CN12 with an Armstrong Astro 30 pump and I am not getting any heat. I went to the system and heard the pump vibrating. The pump appears to be installed on the feed side of the hot water heater. On the "hot" side of the hot water heater is a gauge with both...
  5. brewdog

    troubleshooting in floor heat system

    I have a Bradford White Model M2CTW75T10CN12 with an Armstrong Astro 30 pump and I am not getting any heat. I went to the system and heard the pump vibrating. The pump appears to be installed on the feed side of the hot water heater. On the "hot" side of the hot water heater is a gauge with both...
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