so good news the Honeywell Sundial y plan 3 position diverter valve is now working in the auto position and manual,the old baxi boiler is firing hurrah...unfortunatly the radiators are now not heating up,i have tried bleeding them but they were ok...weird...any ideas anyone????please.
hi all wondering if anyone could give me some advice please,,my C/H will only fire up when the Honeywell Sundial y plan 3 position diverter valve is switched to the manual position, Pilot light is on all the time , the system is a baxi very old be grateful for any help ,thankyou