I purchased a used model SF367LXSS Whirlpool oven and need to convert it to use with propane gas. I received no instruction manual with my purchase and would like to know how to go about the conversion. Is this something anyone can do or do I need someone with experience with stoves? Thank you. Josie Hyde *the serial number is RT4419489 My email is daliodada@yahoo.com and my phone in California is 805-679-1406.