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Mend Ideal Isar 28 Boiler Pressure Heating

high boiler pressure ideal isar 28?

have lowered pressure down to1.5 bar but after boiler has run 1hr goes to2.5/30 bar but does not drop back

john
June 2016

Ideal Ideal Isar 28 Heating, Home Heating Systems Boiler Pressure Heating

This is a sign your expansion vessel either needs charged with air or is in need of being replaced

jimmy mc
June 2016

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Ideal Isar 28 Boiler Pressure High - Help