Neil all you have to do is go out and buy a 7ah battery from an electrical wholesale they will know what you are on about then remove the lid off the main control panel and remove the battery and date the new battery and fit the connecters red to red and black to black and then refit the lid on...
gasandoilman as you know about log burning stove i am looking for some info i have bought an invicta dual burner and going to fit it in were my gas fire is.