While you wait for answers, we may have found some information which could help you.
Click here for Leaking Hot WaterEfficiency of my oil heater?
What size spanner to free rad bleed valve?
Dimplex RMG25 causes circuit breaker to pop?
How can I mend my Hyundai oil filled radiator?
Low pressure below 1, Lockout on. won't rest?
Fix my oil filled heater?