4 hours ago: Nav screen shows: Result:NG in red?

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Nav screen shows: Result:NG in red?

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My kitchen tap vibrates and sometimes spits water when other taps in the house are used.
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My central heating is not working?

My Valient turbo max plus 824e is not firing up for heating radiators. Hot water is o.k. The room thermostat c... [Read more]
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Home heating systems?

Further fault Glow-Worm F100 gas boiler. When the boiler starts up the burner flame comes through the pilot l... [Read more]
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GS 24i junior boiler timer broken?

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avanti plus boiler no heating but still av hot water
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glow worm flexicom 15 hx not firing up?

my flexicom 15hx will not fire up unless I remove one of the 4 thermistor leads and then replace it while ther... [Read more]
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My radiators not heating up?

I have a 281 G/star combi boiler and have been away for 1 week and now back . Boiler is heating water fine bu... [Read more]
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how can i get trapped air out of agloworm?

I have air trapped in my central heating boiler itsa glow-worm ultracom 15hxi how can I get it out boiler sho... [Read more]
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1

Glow.worm ultracom 38 cxi showing f25 faultcode?

No heating or hot water as boiler showing f25 none of the buttons are responding or opening valves does not fi... [Read more]

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My Glow Worm Micron 30FF wont light. How can I check whats wrong&fix it?
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Glow worm 100E small burner flame, now hot water?
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Glow Worm 30ci F5 Error (Red Light Flashing)?
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How can I relight the pilot light in my Glow worm Fuelsaver Mk II boiler?
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loud bang when boiler fires up, fault code F1 if it fails to fire?
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Mend central heating boiler months ago

how can I fix my old glow worm central heating boiler model 65-80?
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