1983 Yamaha 30EN Outboards Service Manual, Page 83Get this manual
INSPECTION, CLEANING AND REPAIR 522 Water pump 5-22 Propeller shaft clutch dog, and propeller 5-22 Drive shaft5-23 Shift cam 5-23 Gear case 5-23 GEAR CASE ASSEMBLY 5-24 Gear case 5-24 Clutch dog, cross pin and shift spring 5-26 GEAR SHI ADJUSTMENT 5-27 Gear backlash 5-27 Determining pinion gear position '5-28 LIST OF SHIMS 5-29 Measuring the backlash of forward gear and reverse gear 5-29 Standard backlash 5-31 Forward gear 5-32 Reverse gear 5-32 ASSEMBLING THE GEAR CASE UNIT 5-33 GEAR CASE INSTALLATION 5-34