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Mend Worcester Bosch 24i RSF Rsf Combi

worcester 24i rsf combi heating?

hi, when in demand mode my boiler fails to light. fan does not run or pump, but hot water system is fine and working, any ideas?????

dave
September 2010
Worcester BoschWorcester Bosch 24i RSFHeating, Home Heating SystemsWorcester Rsf Combi
i would check your external thermostat they always the first to go that cause these faults on boilers

kash
September 2010

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Worcester 24i RSF Boiler Not Lighting - Help