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Mend Isar HE24 Boiler Heating Pressure

water pressure drop in isar he24?

When the central heating is in "off" mode, the boiler will kick in every 12 hrs to raise the water pressure. This makes a bang that is quite disturbing and we worry what damage it could be doing. What can I do about it other than keep the heating on 24/7 ?

george
October 2010
IsarIsar HE24Heating, Home Heating SystemsBoiler Heating Pressure
the ignition electrode needs to be replaced along with the ionisation probes in the heat exchanger.you are getting what is called explosive ignition due to a poor spark and a build up of gas in the heat ex.

deano
October 2010

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