Ideal Classic Slimline FF 330 360 Fault Codes

Regular Natural Gas 8.8-17.6 kW 1994-2005 Discontinued

GC Numbers: 41-391-7641-391-77

Replaced by: Logic Heat

The fault code is already on your display

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

All 2 fault codes

Code	Severity	Plain English	DIY
Neon I3	Low	This light simply indicates that there is power reaching the boiler and it is switched on.	Yes
Neon SG1	Low	Your boiler is currently trying to light the flame, which is a normal part of its startup sequence.	Yes

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