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Mend Saunier Duval Home Heating Systems

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Mend Saunier Duval Central Heating Hot Water Working Fine

no central heating but hot water working fine?

hi i have a saunier duval 30 e combi boiler.my hot water is fine but my central heating isnt working .there is like a build up of pressure then it knocks the heating of this is about 15 seconds after turning the heating on.There is also like a ticking sound when the heating is turned on. The red lockout light has come on once as well.Any ideas on what the problem might be.

Allan Hay
April 2008
boiler pump

tony
April 2008

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Mend Heating, Home Heating Systems
Free repair help for Saunier Duval home heating systems