myson apollo 50 B burner keeps running ?

Burner won't cut out have to turn it off manually before the system overheats.Rads are very hot. Very hot water in boiler.Can you help?

michael breegan
December 2010

thanks Brian for your help. I fixed it by replacing the hi thermostat and the low thermostat.

michael breegan
December 2010

check the boiler stat turn it to a low setting the boiler should keep cutting in and out if it doesn't then it's probably that

brian
December 2010

While you wait for answers, we may have found some information which could help you.

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