BoilerFaultCodes
Potterton Boiler Fault Codes
998 fault codes across 51 Potterton boiler models — explained in plain English.
Long-established UK brand, now part of Baxi Group. Common in older UK homes.
Just want the most common Potterton problems?
The top 8 faults across the whole Potterton range — causes, DIY checks, repair costs.
High-severity Potterton fault codes
20 28 40 160 321
Your boiler has detected an internal communication error between its main electrical parts and has shut down as a safety precaution.
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Your boiler has detected an internal communication error and has safely shut itself down to prevent further damage.
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Your boiler has detected an internal communication error between its main electrical parts and has shut down as a safety precaution.
Assure
Your boiler has detected an internal communication error and has safely shut down to prevent further issues.
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Your boiler has detected a communication error between its internal parts and has stopped working to prevent further damage.
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All models
51 Potterton boiler models
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CombiSystem
Combi 80
Combi Discontinued
Envoy 30
Regular Discontinued
Envoy
Regular Discontinued
Envoy Plus
Regular Discontinued
Flamingo RS40 RS50
Regular Discontinued
Gold Combi HE
Combi Discontinued
Gold HE
Combi Discontinued
Housewarmer
RegularSystem Discontinued
Kingfisher MF RSL
Regular Discontinued
Kingfisher 2 RS60, RS80, RS100
Regular Discontinued
Kingfisher MF 40-100
Regular Discontinued
Kingfisher MF RSL/CFL
Regular Discontinued
Osprey CF 125
Regular Discontinued
Performa 24 Eco HE
Combi Discontinued
Performa 24
Combi Discontinued
Performa 28i
Combi Discontinued
Performa SL HE 9 2
Regular Discontinued
Performa System HE
System Discontinued
Performa 30 HE
Combi Discontinued
Powermax HE
Combi Discontinued
Prima 30B
Regular Discontinued
Promax System HE Plus
System Discontinued
Profile 30E
Regular Discontinued
Promax 15/2 HE Plus
Regular Discontinued
Promax 15 & 24
System Discontinued
Promax HE
Regular Discontinued
Promax Combi HE Plus
Combi Discontinued
Promax FSB 30HE
System Discontinued
Promax HE Store
System Discontinued
Kingfisher 2
Regular Discontinued
Ultra 2 30 DV
Regular Discontinued
Puma 80/100
Combi Discontinued
Statesman
Regular Discontinued
Titanium Combi
Combi Discontinued
Profile 60E
Regular Discontinued
Suprima HE
Regular Discontinued
Puma 100e
Combi Discontinued
Ultra 2 50 DV
Regular Discontinued
Apollo
Regular Discontinued
Heatmax Combi
Combi Discontinued
Promax Heat Only
Regular Discontinued
Performa 24i HE
Combi Discontinued
Gold Combi ErP
Combi
Gold System ErP
System Discontinued
Gold Heat ErP
Heat Discontinued
Titanium Heat
Heat
Promax Ultra Combi ErP
Combi
Promax Combi ErP
Combi Discontinued
Promax System ErP
System Discontinued
Promax Combi 28 HE Plus
Combi Discontinued
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