Yamaha Motor Co., Ltd. YFM7FGPW — TRANSMISSION

EBS00351 CHECKING THE SHIFT DRUM 1. Check: shift drum grooves Scratches/wear/damage Replace. EBS00354 CHECKING THE TRANSMISSION 1. Measure: drive axle runout (with a centering device and dial gauge 1 ) Out of specification Replace the drive axle. 2. Check: transmission gears Blue discoloration/pitting/wear Replace the defective gear(s). transmission gear dogs Cracks/damage/rounded edges Replace the defective gear(s). 3. Check: transmission gear engagement (each pinion gear to its respective wheel gear) Incorrect Reassemble the transmission axle assemblies. 4. Check: transmission gear movement Rough movement Replace the defective part(s). 5. Check: circlips Bends/damage/looseness Replace.

4 - 86 TRANSMISSION ENG Drive axle runout limit 0.06 mm (0.0024 in)