BoilerFaultCodes
Servowarm Boiler Fault Codes
10 fault codes across 1 Servowarm boiler models — explained in plain English.
Servowarm domestic boilers (Malvern-built).
Servowarm fault codes on this site
We document 10 fault codes across 1 Servowarm model, covering 10 distinct codes. Servowarm boilers use plain numeric codes such as 10, 20, 30. Codes for 1 of these models are taken directly from the manufacturer's own service or installation manual. Servowarm is a smaller name in the UK market, and if you own one this is likely one of the few places its fault codes are collected in one place.
Models covered: Elite HE.
Just want the most common Servowarm problems?
The top 8 faults across the whole Servowarm range — causes, DIY checks, repair costs.
High-severity Servowarm fault codes
10 20 30 40 50
Your boiler is struggling to accurately measure its own temperature, likely due to a faulty sensor or a loose wire that is causing it to stop operating to stay safe.
Elite HE
Your boiler is struggling to read the temperature correctly because a sensor is sending an invalid signal, causing the system to stop heating for safety reasons.
Elite HE
Your boiler has detected an issue with a temperature sensor, which is preventing it from safely heating your home.
Elite HE
Your boiler has detected a faulty temperature reading from a sensor, which is preventing it from heating your home safely.
Elite HE
Your boiler has detected an issue with a sensor reading, which has caused it to stop working to ensure it remains safe.
Elite HE
All models
1 Servowarm boiler models
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