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pump running with out demand

  1. U

    Biasi riva advance he help needed.

    Hi, I have a riva advance he almost 10 years old. Couple of days ago house electricity tripped at mains and after resetting every thing was working but boiler. A 3.14 fuse was blown on pcb. I replaced the fuse and with help from older posts here checked that pump is failing to start thus...
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    • Thread
    • biadi pump continuous biasi boiler error biasi pcb biasi pump biasi red light biasi riva advance he boiler lockout pump running with out demand
    • Replies: 1
    • Forum: Plumbing and Central Heating
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