Potterton Profile 30E Fault Codes

Regular Natural Gas 8.8 kW 1994-2003 Discontinued

GC Number: 41-590-12

Replaced by: Promax SL

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
Overheat Limit Thermostat	High	Your boiler has automatically shut itself down because it became too hot, acting as a safety measure to prevent damage.	Yes

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