Heatsave 12/14 Combi

electricdave · 19 May 2009

Hi,
When boiler is programmed for hot water only,the central heatng comes on as well.Boiler runs for 20 minutes then goes off until hot water is used.The CH programme light is off.Any ideas?
Regrds
Dave

Terrywookfit · 19 May 2009

check divertor valve

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Heatsave 12/14 Combi

electricdave

Terrywookfit

DIYnot Local

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