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  1. K

    worcester 28i Junior

    I would like to change the PCB board 8 748 300 484 0 in my Worcester 28i Junior. Boiler G.C. label see below picture (G.C. 47 311 70 NG, 47 311 72 LPG). Reason - voltage from PCB to the flow sensor (when disconnected) is 10.3V instead 5V. According to the Boiler manual I have a PCB 8 748 300...
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