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F5 fault ?
central heating wont turn off?
My Glow-worm Flexicom 30SX looses pressure 0.0?
I recently repaired a leak on a rad valve, ?
how can l fix my gas control valve?
Glow.worm ultracom 38 cxi showing f25 faultcode?
what causes the sabre he 25 to come on, on its own?
sabre 24?
what dose fault f4 mean?
Clearing a blockage from a heat exchanger?
Glow-worm 40B system top-up and inhibitor issue?
Is it normal that the flame is burning all the time?
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