ESS00023 SPECIAL TOOLS Some special tools are necessary for a com- pletely accurate tune-up and assembly. Using the correct special tool will help prevent dam- age that can be caused by the use of improper tools or improvised techniques. NOTE: Be sure to use the correct part number when or- dering the tool, since the part number may differ according to country. ESS00024 FOR TUNE UP Sheave gauge P/N: YS-39506-5 (16 mm offset) This gauge is used to measure the sheave dis- tance and for offset adjustment. Dial gauge P/N: YU-03097 (for U.S.A./Canada) 90890-03097 (for Europe) This gauge is used for run out measurement. Distance gauge P/N:
YS-91047-3 (for U.S.A./Canada) 90890-01702 (for Europe) This gauge is used to measure the distance be- tween the center of the primary sheave and the center of the secondary sheave. ESS00025 FOR ENGINE SERVICE Piston pin puller P/N: YU-01304 (for U.S.A./Canada) 90890-01304 (for Europe) This tool is used to remove the piston pin. 1-5 SPECIAL TOOLS GEN INFO