BoilerFaultCodes.com

Potterton Performa 28i Fault Codes

Combi Natural Gas 28 kW 2003-2006 Discontinued
GC Number: 47-393-08

Replaced by: Promax Combi

This boiler uses LED flash patterns

Count the flashes in one repeating group before the pause. That number is your fault code. Do not reset until you have noted it. How to read fault codes →

Most common fault codes

23
Your boiler is failing to light the fuel or keep the burner running, meaning it is not producing any heat or hot water.
May be DIY safe · £90-280
24
Your boiler has switched itself off because it has detected that the water inside has become or is at risk of becoming too hot.
May be DIY safe · £90-180
25
Your boiler has detected a problem with how it disposes of waste gases, which has caused it to shut down for safety.
Gas Safe engineer required · £150-£350

All 20 fault codes

Code Severity Plain English
23 High Your boiler is failing to light the fuel or keep the burner running, meaning it is not producing any heat or hot water.
24 High Your boiler has switched itself off because it has detected that the water inside has become or is at risk of becoming too hot.
25 High Your boiler has detected a problem with how it disposes of waste gases, which has caused it to shut down for safety.
26 High Your boiler is struggling to circulate water, most likely because the system pressure has dropped too low or the internal pump is stuck.
27 Medium Your boiler is struggling to correctly measure the temperature of your hot water, which may lead to lukewarm water or no hot water at all.
28 High Your boiler has detected that the internal sensor responsible for monitoring the temperature of your heating system has developed a fault.
30 neon flashing High Your boiler has detected an issue with its internal safety checks involving the fan and air flow, meaning it cannot safely ignite to provide heating or hot water.
30° neon flashing High Your boiler has detected that water is not circulating correctly through the system, preventing it from firing up to heat your home or water.
40 neon flashing High Your boiler has detected a problem with how it clears waste gases, which prevents it from firing up for your heating or hot water.
40° neon flashing High Your boiler has detected a problem safely moving waste gases out through the flue pipe, which has caused it to shut down for safety.
50 neon flashing High Your boiler has detected a general ignition or flame failure, meaning it has temporarily stopped working for safety.
50° neon flashing High Your boiler has detected that the fan, which safely clears waste gases away, is not spinning as fast as it needs to for the boiler to light safely.
60 neon flashing High Your boiler has stopped working because water is not moving through the system properly, likely due to a stuck pump or a blockage.
60° neon flashing High Your boiler is lighting but cannot detect that the flame has been lit, causing it to shut down shortly after for safety.
60° neon flashing (and does not extinguish) High Your boiler has likely failed to ignite correctly and has locked itself out for safety, meaning you will have no heating or hot water until it is reset.
70 neon flashing High Your boiler has become too hot and has shut itself down as a safety precaution to prevent damage.
80 neon flashing High Your boiler is starting up briefly but then failing to detect a flame, causing it to shut down for safety.
All neons flashing High Your boiler has detected a system error or internal failure that is preventing it from starting up correctly.
Neon illuminated (Burner) High Your boiler is trying to ignite the gas to create a flame, but for some reason, the burner is failing to light or stay lit.
Preheat neon flashing Low Your boiler is letting you know that the hot water preheat function is active because the control dial is turned up.

Potterton Performa 28i is discontinued — time for a new one?

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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