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    ISAR HE30 + CM907

    Hi. I have purchased /NEW boxed/ CM907 over amazon and need a help. From my boiler ISAR HE30 are comeing out 5 wires : * brown / blue / gree-yellow -- main power for old Danfos and * from L1 in boiler is RED which is LIVE wire / from L2 in boiler is BLACK which is SWITCH wire Here is how...
    • Bohumil
    • Thread
    • cm907 isar he30 cm907 keeps starting up
    • Replies: 8
    • Forum: Electrics UK
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