We may have found other answers which could help you.
Click here for Working Fan NoiseFix my oil filled heater?
My electric oil heated radiator isn’t heating up properly. ?
vonhaur Dragan 2500w oil electric heater no power?
Glen Dimplex Oil Filled Heater OFC2000 2KW?
Sorry the make is dimplex model FC2009Ti?
Low pressure below 1, Lockout on. won't rest?