We may have found other answers which could help you.
Click here for 55 Oven IgnitesConvert lpg to electric Rangemaster cooker?
Bottom oven won't stay on unless you keep holding on to button ?
Retrieving object behind Rangemaster cooker?
where can i get a hotplate for my rangemaster 55?
timer?
Re setting clock on Rangemaster 110 gas cooker?