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Glow-worm — Energy Combi / System
Select a fault code
Fault Codes
F.22Low water pressure🔄 Try Reset
System pressure below minimum.
F.28Ignition failure🔄 Try Reset
Boiler failed to ignite.
F.29Flame loss🔄 Try Reset
Flame extinguished unexpectedly.
F.75Pump/sensor fault🔧 Engineer Required
No pressure change detected at pump start-up.
📞 Glow-worm Direct Support
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