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home Fix label Heating label_important Home Heating Systems category Glow-worm

how can i fix my glow worm 40ff boiler?

hot water ok but boiler doesn't ignite when central heating is switched on. thermostat is on, but the burner light doesn't come on.
c.tonner, November 2008
home Fix label Heating label_important Home Heating Systems category Glow-wormdone
the problem is most likely the mid position valve (y plan) or zone valve (if on s plan) not sending signal back.....replace !

mark, November 2008
link Click here to see other fixes for Glow-worm 40FF.

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