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  1. W

    Another dead Suprima

    Its had several pcb's since 2001 :( Today gave it a clean and hover out and now the damn thing refuses to start. It has tripped out a couple of times over the last few months so I think I must have upset the pcb It calls for heat but the fan never start & it never sparks. I have changed...
  2. W

    suprima pcb or 3 port valve

    I have a suprima 50 l about 3 yrs old that seems to have the lockout curse suffered by many others. I have cleaned out the boiler, it has had a new pump today, and about 4 months ago a new 3-port valve. I have just noticed the rad in the hall the only one without a trv is stinking hot ...
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