biasi riva

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biasi riva

  1. abc_plumb

    Biasi Riva Plus He 28C - No hot water

    Boiler: Biasi Riva Plus He 28C Erp GC: 47-583-42 Serial No: N056941117 Hi fellow engineers Need some help on this boiler please. Boiler works fine for central heating, but as soon as hot water is turned on, all the fault leds flash, middle red lock out led solid. There was another fault...
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