We may have found other answers which could help you.
Click here for Boiler Pressure Valve
Fix my oil filled heater?
Dimplex RMG25 causes circuit breaker to pop?
My electric oil heated radiator isn’t heating up properly. ?
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?