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Central Heating not getting hot

Posted: Sun May 30, 2010 10:57 pm
by mufasa
Could anybody assist me?

I have recently moved into a house that had no heating whatsoever.

I have managed to get the domestic hot water working by installing a new immersion heater but the central heating is not getting hot.

I have switched on the WILO pump and can hear it working but stil radiators are not getting hot.

Any help would be appreciated.

Thank-you

John

Posted: Mon May 31, 2010 2:09 pm
by htg engineer
Does the boiler burner ignite ?

Is the pilot alight ?


htg

Posted: Mon Jul 05, 2010 10:44 pm
by eggers
is the boiler running at any point?
it could be that the pump has seized, it will still make a humming noise, but it will not circulate any water