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Hi, it is a Glow worm Ultra com 24HXI boiler a gravity system with a header tank in the loft and the valves are two seperate 2 way valves one for heating one for water. Hope this is enough info. Dave

Hi, Can any body help me! I had an extension built just over a year ago. I had a new boiler, pump, 2 new 2 way valves and a new cylinder. I noticed a little while ago that when my heating and hot water go off from the controller the pump stays on and the boiler keeps heating. My heating and hot...

hI. I HAVE DISCOVERED ONE WAY TO TURN THE PUMP OFF. IF I HAVE THE THERMOSTATS LOW SO THE 2 WAY VALVES CLOSE, THEN TURN THE BOILER OFF AT THE MAINS, WHEN THE BOILER IS TURNED BACK ON THE PUMP GORES OFF. BUT THIS ONLY HAPPENS IF THE HEATING AND WATER IS SWITCHED OFF. HAVE I GOT FAULTY VALVES? DAVE

I had a new boiler (glowworm ultracom 24 hx1) fitted with a new pump, hot water cylinder and 2 2 way valves fitted just over a year ago. I noticed around christmas that even though the hot water and heating is off my pump keeps running and my boiler keeps firing up. The valves are working...