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Mend Glow-worm 24ci Combi Water Demand

i have a Glow-worm 24ci combi?

heating was working but no hot water nothing seemed to kick in on hot water demand, then heating stopped 'f15'
was flashing, manual has no f15 reference leaks still there , no drop in pressure on dial, seems like mains pressure is putting pressure on joints

dermot
December 2010

Glow-worm Glow-worm 24ci Heating, Home Heating Systems Combi Water Demand

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Glow-worm 24ci Combi Boiler - F15 Error & No Hot Water