Here's a link to a pdf of the operators manual.
http://rsws.zapto.org/pdffiles2/JohnDeere%20Operator's%20Manual%20108,%20111,%20112L,%20116,%20and%20%20116H%20Lawn%20Tractors%20No.%20315,001-%20%20%20%20%20%20)%20OM-M88424%20J4.pdf?_sm_au_=iVVD78fWk68RZNZTKGfGBK6M0f674