While you wait for answers, we may have found some information which could help you.
Click here for Oven Not HeatingChanged grill element cooling fan stays on? ?
rcd trips when oven switched on it is a moffat oven?
Built in wall 1970's Moffat oven doesn't heat up?
replacing bulb in oven?
moffat msf 615 oven door / how to fix?
can the fan be replaced in moffat msf615?