Yanmar — COVER

Printed in Japan A0A1015-0302 Printed in Japan A0A1015-0302 Publication No. A0A1015 History of Revision Page No 1 Manual Name Service Manual for Marine Diesel Engine Engine Model : 3JH2 series Number of revision Date of revision Reason for correction Outline of correction Correction item No. (page) Corrected by 1st Apr. 2001 ●Crank shaft V-pulley bolt tightening torque ●Clutch lever control cable connectlion. ●Added the standard V-pulley (material: casting iron) tightening torque and general use nuts & bolts tightening torque. ●Added the tightening torque of nut for the remote control cable connec- tion of clutch shifting lever. ●Injection timing changed.

10-32 8-3 1-3, 10-31 Quality Assurance Dept. 2nd Feb. 2003 ●Add the model 3JH25A & 3JH30A ● Added the Exterior Views ● Added the Specifieations ● Added the Engine Outiine ● Added the Pertomance Curves ● Added the Piping Diagrams ● Added the Fuel Injection Pump Sewice Data ● Added the Intake and Exhaust System figure ● Added the Lubrieation System figure ● Added the Lube Oil Filter figure ● Added theSea water line flgure ● Added the Marine Gear Models KM3P1,KM3P3,KM35P1 ● Added the Wiring diagrams 1-2-1, 1-2-2 1-3-1, 1-4-1 1-8-1 1-11-1, 1-11-2 1-14-1 3-1-1 4-1-1 5-2-1 5-6-1 6-3-1 7-29~7-56 9-4-1 Quality Assurance Dept.