Support and troubleshooting

What does the F72 fault code mean? What does a NTC thermistor fault mean? Reasons causing the F72 fault to be displayed and how much it costs to fix.

Boiler not working? The most common problems. Cheapest and easiest ways to fix them. Expected repair costs using a Gas Safe registered engineer.

Vaillant F75 boiler fault code meaning. The 4 most common causes. Easiest way to get it fixed. How much does a replacement pump and pressure sensor cost?

Vaillant F28 boiler fault code meaning. Ignition error and no flame detected, explained. Top 6 fixes and how much will a repair engineer charge?

Vaillant F29 boiler fault code explained. The 5 most common causes and how to get them fixed. We explain repairs needed and expected cost.

Ideal L2 boiler fault code guide. Understand what causes an ignition lockout. How to fix a flashing L2 error and expected repair cost.

Boiler PCB faults explained. Why do they fail? How much do they cost to fix and replace? Printed circuit board replacement vs new boiler.

Ideal F1 boiler fault code. How to fix it for free. Also relevant to Worcester, Vaillant, Glow-Worm, Baxi, Potterton and Main.

How long do Ideal boilers last? At what point should you replace your old boiler? Efficiency drops, repair costs and prolonging lifespan explained.