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