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