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    Worcester Greenstar 24i system - boiler not starting - fan pulsing

    No problem - apologies
  2. S

    Worcester Greenstar 24i system - boiler not starting - fan pulsing

    Hey folks, I have a WB Greenstar 24i Mk4 system boiler that won't start. When the controller calls for heat, the pump starts and the fan tries to start. The fan pulses on for a fraction of a second then stops. This cycles for about 2min 15 sec and then the boiler goes into volatile lockout...
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