Ideal isar staying warm after switching off Help and information on all topics relating to your central heating, air conditioning and ventilation issues.

[bigpaul09]

Hi all, newbe here. Just replaced a o ring on the boiler diverter valve manifold and all went great but now the boiler displays 0 on the panel but the radiators are still getting warm when switched off. Has anyone got any ideas what is going on, cheers,