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Mend Glowworm Flexicom 18HX Home Heating Systems

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What is the F4 fault on Glowworm Flexicom 18HX ?

Our Glowworm Flexicom 18 HX gas boiler is not working-F4 is dissplayed, have tried to reset it, but but still shows F4 and still not working.

Mike
October 2011
GlowwormGlowworm Flexicom 18HXHeating, Home Heating Systems
check condensation drain pipe for blockages /the pipe that vents outside ,the f4 fault is usually associated with a fault on the ignition.hope that helps.

killerdanny
October 2011
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