Trying to find a repair manual for my Sears and Roebuck serial number 917 29158 0

Repair manual available are usually in equipment repair shops and are given by the manufacturer ,their are no haynes or chilton style the owners manual has the break down of parts for the unit so you can replace damage or broken ---the sears stores some have the repair shops in them you can notify sears or visit store and request a repair breakdown sheet for your unit some places can give you a photo stat same with some of the equiptment repair shops

Not sure about the model number though..
Sears 316 2926 Operator Manual
Craftsman 316 29271 Operator Manual
also see
http://www.sears.com/search=sears%20and%20roebuck%20service%20manual to buy