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saunier duval 30e (2001)?

Under demand for DHW the burner keeps starting and stopping. It will start so as to heat the water a lttle, then stop for a few seconds then restart.

majofi
January 2011
Saunier DuvalHeating, Home Heating SystemsSaunier Duval Demand
could be your not turning tap on enough or the domestic heat exchanger needs cleaning

brian
January 2011

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saunier duval boiler problem?
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