Plain-English answers to the questions London asks us every day: what that error code means, what a repair should cost, and when to stop repairing altogether. No jargon, no scare tactics, and every guide ends with what to do next.
The short answer Where a radiator is cold tells you the fault: cold at the
The short answer A boiler that bangs, whistles or rumbles is usually kettling: limescale or
The short answer If your boiler is leaking water, switch it off at the mains,
The short answer The Ideal L2 fault means ignition lockout: the boiler lost its flame
The short answer The Baxi E133 fault means the boiler tried to ignite and failed,
The short answer The Vaillant F75 fault means the boiler started its pump but could
A frozen condensate pipe blocks your boiler’s waste drain and shuts the boiler down, usually
The rule engineers use: if a repair costs more than half the price of a
No hot water usually comes down to one of five causes: low boiler pressure, a
The Vaillant F28 fault code means ignition failure: the boiler attempted to light and could
