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Quick answer: The Glow-worm F28 fault means ignition failure — the boiler tried to light but couldn’t establish a flame, so it locked out for

Quick answer: The Glow-worm F75 fault points to a pump or water pressure sensor problem — the boiler can’t detect the expected pressure change when

Quick answer: The Vaillant F75 fault points to a problem with the pump or water pressure sensor — the boiler can’t detect the expected pressure

Quick answer: The Viessmann F2 fault is typically a temperature-related lockout — often linked to overheating or a flow/return temperature problem, frequently caused by poor

Quick answer: The Baxi E119 fault means low water pressure — the system pressure has dropped below the level the boiler needs to run safely,

Quick answer: The Glow-worm F22 fault means low water pressure — the boiler has detected too little water in the system and shut down to

Quick answer: The Vaillant F22 fault means low water pressure — the boiler has detected too little water in the system (a dry-fire condition) and

Quick answer: The Baxi E1 error usually points to a flame-loss or ignition-related fault — the boiler has tried to fire but hasn’t detected a

Quick answer: The Vaillant F28 fault means the boiler failed to ignite during start-up — it tried to light but couldn’t establish a flame, so

Quick answer: The Vaillant F29 fault means the flame was established but then went out during operation and couldn’t re-ignite — often due to an

Quick answer: The Worcester Bosch EA 229 fault is a flame-detection or ignition lockout — the boiler hasn’t detected a flame when it should, so