While you wait for answers, we may have found some information which could help you.
Click here for Reset Oil BoilerDimplex RMG25 causes circuit breaker to pop?
Sorry the make is dimplex model FC2009Ti?
Oil filled radiator won’t stop clicking?
vonhaur Dragan 2500w oil electric heater no power?
How can I mend my Hyundai oil filled radiator?
What size spanner to free rad bleed valve?