We may have found other answers which could help you.
Click here for Going Boiler ReachedWhere can I get a manual for my ritetemp oil heater ?
Oil filled radiator won’t stop clicking?
Fix my oil filled heater?
Efficiency of my oil heater?
Glen Dimplex Oil Filled Heater OFC2000 2KW?
How can I mend my Hyundai oil filled radiator?