This manual goes into alot of detail about the repair of the ice maker assembly and the parts inside the ice maker itself. The KitchenAid, Roper, Estate, Kirkland, Maytag, Amana, Admiral, Magic Chef all use this same style ice maker.
You can order it by clicking the link or picture:
Whirlpool/Sears Kenmore Compact, Modular and Flex Tray Icemaker Repair Manual