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Same crummy old combi. This time the rads are getting warm when the DHW is run - is the DV sticking again?? Ideas, please. Mike MOD dont hijack old posts please

Ariston Eurocombi SX20 MFFICE (6 yrs old) Problem: DHW is not running very warm (been like this for a week) However, the C/H (although no demand) is ON. Possible cause: faulty divertor valve - sticking open on both DHW & C/H Would appreciate someone with greater experience adding...

Old 105 (pre- 1984) heating large London offices. Front panel removed - water visibly dripping onto burners. Any ideas about the cause?? and solution?? Also, anyone know of any source of spares for this aged beast?? Thanks :(