Potterton Boiler Fault & Error Codes
Have you noticed that your Potterton boiler is displaying an error code? Not to worry, this isn't always as bad as it seems, there may be an easy fix.
We have pulled together a table of Potterton error codes, along with a potential cause so you can find out exactly what the issue may be. If you are still unable to diagnose the problem then you may benefit from contacting one of our trusted boiler engineer partners who can help remotely. All you have to do is simply fill in the quick contact form above for more details.
Potterton Promax & Promax Store Fault Codes
If you have an issue with your Potterton Promax / Promax Store then the table of error codes can help you determine the potential cause of the problem:
If you have a Promax Ultra, Gold or Titanium then click here.
| Fault Codes | Potential Cause |
|---|---|
| E10 | Sensor error (outdoor) |
| E20 | Sensor fault with the central heating thermistor |
| E28 | Fault with the flue thermistor |
| E50 | Fault with the domestic hot water sensor |
| E110 | Boiler overheat tripped |
| E119 | Below 0.5 bars of pressure - system pressure low |
| E125 | Fault with primary water circulation |
| E130 | Tripped flue thermostat sensor (lockout) |
| E131 | Lockout due to flue overheating |
| E133 | Fault with the ignition |
| E151 | Error with printed circuit board |
| E152 | Error with printed circuit board |
| E160 | Fault with fan |
| E161 | Fault with fan |
| E164 | Hot water sensor error, in the ROI this is a heating flow switch error |
| E167 | Error with printed circuit board |
| E168 | Lockout of the printed circuit board |
| E193 | Circulation |
Potterton Promax Ultra, Gold or Titanium Fault Codes
In this section you can find a list of all the status codes that can appear on your Potterton Promax Ultra, Gold or Titanium:
| Fault Codes | Potential Cause |
|---|---|
| E09 | Wiring fault with the gas valve |
| E10 | Error with the sensor |
| E15 | Connection fault with gas valve |
| E20 | Central heating thermistor sensor fault |
| E28 | Fault with flue thermistor |
| E40 | Fault with the central heating return thermistor |
| E50 | Fault with the domestic hot water sensor |
| E53 | Obstruction in relation to the flue |
| E55 | Calibration is required |
| E78 | Fault with the water pressure sensor |
| E83 through to E87 | Room controller and boiler not communicating |
| E92 | Combustion test alarm during auto setting |
| E109 | Circulation is poor |
| E110 | The boiler overheating has tripped |
| E117 | Above 2.9 bars of pressure - high pressure |
| E118 | Below 0.5 bars of pressure - low pressure |
| E125 | Fault with the primary water circulation |
| E128 | During operation there has been a loss of flame |
| E129 | During calibration there has been a loss of flame |
| E130 | Flue thermostat sensor tripped , leading to lockout |
| E133 | Fault with ignition |
| E135 | Error internally |
| E154 | Fault with primary flow |
| E160 | Fault with the fan |
| E270 | Dry fire |
| E317 | The power supply is wrong |
| E321 | Fault with hot water thermistor |
| E384 | When gas valve is off there is a false flame detected |
| E385 | Voltage is low, or less than 195v |