We may have found other answers which could help you.
Click here for Rangemaster Working OvensRangemaster Kitchener 90 dual fuel ovens have stopped working?
timer?
where can i get a hotplate for my rangemaster 55?
Convert lpg to electric Rangemaster cooker?
Restarting after power cut?
Bottom oven won't stay on unless you keep holding on to button ?