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what does 4 bar with red flashing light mean?

I have a glow worm 38cxi bioler system which has just stopped working??On the front there is a flasing red light and in the screen below it is flashing 4 bar,,the boiler wont fire up to heat the water,,anyone any ideas

jim

jim yates
October 2008

Heating, Home Heating Systems 4 Red Flashing Light Mean

dont quote me but if the heating is at 4 bar the water pressure in the heating system is far to high

plumber
October 2008

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what does 4 bar with red flashing light mean?

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what does 4 bar with red flashing light mean?

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what does 4 bar with red flashing light mean?

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Worcester boiler dripping water?

Vaillant ecotec 831 plus?

Remove boiler cover?

Siemens RDJ10RF thermostat problem?

Boiler cycle?