Common Boiler Problems & Fault Codes: Your Complete Guide

Introduction

Many faults can be identified through error codes or specific symptoms, and knowing what they mean can help you determine if a quick fix is possible or if you need a Gas Safe engineer to take a look.

This guide brings together all of our posts on boiler faults, error codes, and common heating problems, helping you diagnose issues and find the right solution.

FAQ Series: Boiler Fault Codes by Brand

Ideal Heating
FAQ Series: Understanding And Solving Ideal Boiler Error Codes

Main Heating
FAQ Series: Main Boiler Fault Codes Explained DIY Or Call An Engineer

Baxi
FAQ Series: Understanding And Solving Baxi Boiler Error Codes

Vaillant
FAQ Series: Understanding And Solving Vaillant Boiler Error Codes

Potterton:
FAQ Series: Understanding And Solving Potterton Boiler Error Codes

Worcester Bosch
FAQ Series: Worcester Boiler Error Codes What They Mean And What To Do

Quick Guides

Common Boiler Faults And Error Codes
Ignoring Boiler Leaks A Small Drip Can Lead To A Big Expense
5 Common Winter Boiler Problems And How To Solve Them
How To Spot And Fix Common Radiator Problems This Winter

When to Call a Gas Safe Engineer

While some boiler issues can be fixed with simple troubleshooting, others require professional attention. You should always call a qualified Gas Safe engineer if:

  • You smell gas or suspect a leak
  • Your boiler keeps switching off unexpectedly
  • There’s visible water leaking from the boiler
  • The boiler is making loud, unusual noises
  • You see error codes that indicate electrical or gas issues

Need Urgent Help? Our team is available 24/7 to assist you!

🔎 Check out our full FAQ Series, with advice, explanations & recommendations in a short and easy to digest format.

Stay warm & safe with Prime Gas Heating! 🔥

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