Tag: boiler

All the articles with the tag "boiler".

• Rinnai Error Code 25 — Causes & Fix

  22 Apr, 2026

  What Rinnai 25 means, why it happens, and how to fix it step by step.

• Weil-McLain E02 Error Code — Causes & Fix

  22 Apr, 2026

  What Weil-McLain E02 means, why it happens, and how to fix it step by step.

• Rinnai Error Code 11 — No Ignition Fix

  9 Apr, 2024

  Rinnai error code 11 means the tankless water heater failed to ignite. This guide covers every cause and fix for the Rinnai Code 11 ignition failure.

• Navien Error Code E012 — Flame Loss During Operation Fix

  8 Apr, 2024

  Navien E012 error code means the flame was lost during operation. This guide covers diagnosis and fixes for the Navien E012 flame loss fault on tankless and combi units.