While you wait for answers, we may have found some information which could help you.
Click here for Tank Oil Boilervonhaur Dragan 2500w oil electric heater no power?
Efficiency of my oil heater?
Sorry the make is dimplex model FC2009Ti?
My electric oil heated radiator isn’t heating up properly. ?
What size spanner to free rad bleed valve?
Fix my oil filled heater?