yep tried closing the rest off, and the radiator ion question gets hot. Bleed them all, nothing really comes out. Open the rest of the trvs and its back to being a cold radiator.
Hi,
So drained the system from drain port near front door to change and move one radiator. Refilled via the tank in loft (adding inhibitor), bled radiators, did purge program on boiler (Vaillant Ecotec plu 418) all radiators except one are heating up ( worked before draining ) Its a downstairs...