Bob asked ... Charger fault?    |    Terry nelson asked ... How to remove the flexible shaft from a curved shaft ryobi t?    |    Matt Longmore asked ... Non-start on Flymo XLT 250?    |    John asked ... How to fix my fireplace?    |    Ian Scott asked ... Remove cover off gas boiler?    |    Click here to ask your question

pump work but no heat?

i have a hydrotherm boiler which carry two pumps one goes to the top floor and one to the bottom, the top work but the bottom wont work, enen though the pump work
jtopnash, February 2009