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Mend Worcester Bosch Greenstar 24i Floor Heating Hot

under floor heating not working ?

on the greenstar 24i we have d h w but the under floor heating is not working. the flow to the manifold is getting hot but the return is not. the valves on the return manifold are moving up and down as and when the room stats are calling for heat any ideas ps how do you turn the temp of the d h w down .thanks

blue eyes
March 2011

Worcester Bosch Worcester Bosch Greenstar 24i Heating, Home Heating Systems Floor Heating Hot

is manifold pump/zone valve working what do the flow meters show ? there will be a control knob on the boiler to regulate h/water or just run tap faster or slower

brian
March 2011

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