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HI CH

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  • 31-10-2019 11:38am
    #1
    jrby
    Registered Users Posts: 568 ✭✭✭


    Hi,

    Can anyone tell me what a HI CH message means?

    I have an ATAG gas boiler and when off the boiler is reading GOOD but as soon as it turns on it starts reading a HICH message and kicks off again.

    Is there any suggestions as to what I should do?

    Thanks

    JRBY


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