Ideal Mexico CF3100 CF3140 Fault Codes

Regular Natural Gas 29.3-41 kW 1994-2003 Discontinued

GC Number: 41-391-72

Replaced by: Mexico HE

The fault code is already on your display

Note it down before pressing reset — resetting clears the code immediately. How to read fault codes →

Most common fault codes

Code	Severity	Plain English	DIY
51	High	Your boiler's pilot light is failing to stay ignited after you try to light it, meaning the main burner cannot start to provide heat.	Engineer
52	High	Your boiler has managed to start the small pilot flame, but the main burner fails to ignite to provide full heating.	Engineer

Parts for discontinued models can be hard to find and expensive. A new A-rated boiler could save you money on both repairs and energy bills.

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