This manual covers the YANMAR 3YM30, 3YM20, and 2YM15 marine diesel engines. These engines are engineered for reliability and performance in marine applications, featuring vertical, water-cooled, 4-cycle configurations with naturally aspirated aspiration. The 3YM30 boasts a displacement of 1.115 liters, the 3YM20 offers 0.854 liters, and the 2YM15 has a displacement of 0.570 liters. Their robust construction and efficient design make them suitable for a wide range of marine vessels.
This comprehensive Workshop Service & Repair Manual, along with an included Operating Manual, provides detailed technical information essential for maintaining and repairing your YANMAR engine. It covers a broad spectrum of topics, including general information, engine components, fuel and lubrication systems, cooling, electrical systems, and troubleshooting. With step-by-step instructions, detailed illustrations, and diagrams, this manual is an invaluable resource for do-it-yourself owners and experienced mechanics alike, ensuring optimal performance and longevity of your marine diesel engine.
YANMAR 3YM30 3YM20 2YM15 3YM MARINE DIESEL ENGINE WORKSHOP REPAIR SERVICE MANUAL
OPERATING MANUAL ALSO INCLUDED WITH THIS SERVICE REPAIR MANUAL
ENGINE COVERED:
1.115L 3-CYLINDER, VERTICAL WATER-COOLED, 4-CYCLE, NATURALLY ASPIRATED 3YM30/3YM30C DIESEL ENGINE
0.854L 3-CYLINDER, VERTICAL WATER-COOLED, 4-CYCLE, NATURALLY ASPIRATED 3YM20/3YM20C DIESEL ENGINE
0.570L 2-CYLINDER, VERTICAL WATER-COOLED, 4-CYCLE, NATURALLY ASPIRATED 2YM15/2YM15C DIESEL ENGINE
CONTENTS:
GENERAL INFORMATION
BASIC ENGINE
CYLINDER HEAD/BLOCK
CONNECTING ROD
PISTON & PISTON PIN
TIMING GEAR
CAMSHAFT/CRANKSHAFT
FUEL SYSTEM
FUEL INJECTION
INTAKE SYSTEM
FUEL FEED PUMP
TROUBLESHOOTING
EXHAUST SYSTEM
LUBRICATION SYSTEM
COOLING SYSTEM
THERMOSTAT
REDUCTION GEAR
REVERSING GEAR
SHIFTING DEVICE
REMOTE CONTROL SYSTEM
ELECTRICAL SYSTEM
STARTER MOTOR
INSTRUMENT PANEL
OPERATING INSTRUCTIONS
WIRING DIAGRAM
TIGHTENING TORQUE
THIS MANUAL IS COMPATIBLE WITH THE FOLLOWING COMPUTER OPERATING SYSTEMS:
# ALL WINDOWS VERSION
# ALL MAC VERSION
# YOU NEED THE ADOBE ACROBAT READER TO VIEW THE DOCUMENT AS THE MANUAL IS PDF FORMAT. IF YOUR COMPUTER DON'T HAVE THIS APPLICATION YOU CAN DOWNLOAD AND INSTALL IT FREE FROM ADOBE ACROBAT WEBSITE
# AS THIS MANUAL IS COMING TO YOU IN ZIP FORMAT, YOU NEED TO EXTRACT THE FILE BEFORE USE BY USING WINZIP OR WINRAR SOFTWARE. IF YOUR COMPUTER DON'T HAVE THIS APPLICATION YOU CAN DOWNLOAD AND INSTALL IT FREE FROM WINZIP WEBSITE
THIS IS A VERY COMPREHENSIVE AND INTUITIVE ELECTRONIC PDF FORMAT WORKSHOP MANUAL WHICH HAS DETAILED ILLUSTRATIONS AS WELL AS STEP BY STEP INSTRUCTIONS WITH PICTURES & DIAGRAMS. ALL PAGES ARE PRINTABLE, SO RUN OFF WHAT YOU NEED AND TAKE IT WITH YOU INTO THE GARAGE OR WORKSHOP. THIS MANUAL ARE YOUR NUMBER ONE SOURCE FOR REPAIR AND SERVICE INFORMATION. THEY ARE SPECIFICALLY WRITTEN FOR THE DO-IT-YOURSELF AS WELL AS THE EXPERIENCED MECHANIC. USING THIS REPAIR MANUAL IS AN INEXPENSIVE WAY TO KEEP YOUR MACHINE/VEHICLE WORKING PROPERLY. EACH MANUAL PROVIDES STEP-BY-STEP INSTRUCTIONS BASED ON THE COMPLETE DIS-ASSEMBLY OF THE MACHINE. SO, IT ALLOWING YOU TO STOP WASTING MONEY ON ROUTINE MAINTENANCE, AND GIVE YOU ALL THE SOLID INFORMATION AND GUIDANCE NEEDED TO PERFORM LARGER REPAIRS AND MODIFICATIONS AT HOME.
YANMAR 3YM30 3YM20 2YM15 3YM MARINE DIESEL ENGINE WORKSHOP REPAIR SERVICE MANUAL
OPERATING MANUAL ALSO INCLUDED WITH THIS SERVICE REPAIR MANUAL
ENGINE COVERED:
1.115L 3-CYLINDER, VERTICAL WATER-COOLED, 4-CYCLE, NATURALLY ASPIRATED 3YM30/3YM30C DIESEL ENGINE
0.854L 3-CYLINDER, VERTICAL WATER-COOLED, 4-CYCLE, NATURALLY ASPIRATED 3YM20/3YM20C DIESEL ENGINE
0.570L 2-CYLINDER, VERTICAL WATER-COOLED, 4-CYCLE, NATURALLY ASPIRATED 2YM15/2YM15C DIESEL ENGINE
CONTENTS:
GENERAL INFORMATION
BASIC ENGINE
CYLINDER HEAD/BLOCK
CONNECTING ROD
PISTON & PISTON PIN
TIMING GEAR
CAMSHAFT/CRANKSHAFT
FUEL SYSTEM
FUEL INJECTION
INTAKE SYSTEM
FUEL FEED PUMP
TROUBLESHOOTING
EXHAUST SYSTEM
LUBRICATION SYSTEM
COOLING SYSTEM
THERMOSTAT
REDUCTION GEAR
REVERSING GEAR
SHIFTING DEVICE
REMOTE CONTROL SYSTEM
ELECTRICAL SYSTEM
STARTER MOTOR
INSTRUMENT PANEL
OPERATING INSTRUCTIONS
WIRING DIAGRAM
TIGHTENING TORQUE
THIS MANUAL IS COMPATIBLE WITH THE FOLLOWING COMPUTER OPERATING SYSTEMS:
# ALL WINDOWS VERSION
# ALL MAC VERSION
# YOU NEED THE ADOBE ACROBAT READER TO VIEW THE DOCUMENT AS THE MANUAL IS PDF FORMAT. IF YOUR COMPUTER DON'T HAVE THIS APPLICATION YOU CAN DOWNLOAD AND INSTALL IT FREE FROM ADOBE ACROBAT WEBSITE
# AS THIS MANUAL IS COMING TO YOU IN ZIP FORMAT, YOU NEED TO EXTRACT THE FILE BEFORE USE BY USING WINZIP OR WINRAR SOFTWARE. IF YOUR COMPUTER DON'T HAVE THIS APPLICATION YOU CAN DOWNLOAD AND INSTALL IT FREE FROM WINZIP WEBSITE
THIS IS A VERY COMPREHENSIVE AND INTUITIVE ELECTRONIC PDF FORMAT WORKSHOP MANUAL WHICH HAS DETAILED ILLUSTRATIONS AS WELL AS STEP BY STEP INSTRUCTIONS WITH PICTURES & DIAGRAMS. ALL PAGES ARE PRINTABLE, SO RUN OFF WHAT YOU NEED AND TAKE IT WITH YOU INTO THE GARAGE OR WORKSHOP. THIS MANUAL ARE YOUR NUMBER ONE SOURCE FOR REPAIR AND SERVICE INFORMATION. THEY ARE SPECIFICALLY WRITTEN FOR THE DO-IT-YOURSELF AS WELL AS THE EXPERIENCED MECHANIC. USING THIS REPAIR MANUAL IS AN INEXPENSIVE WAY TO KEEP YOUR MACHINE/VEHICLE WORKING PROPERLY. EACH MANUAL PROVIDES STEP-BY-STEP INSTRUCTIONS BASED ON THE COMPLETE DIS-ASSEMBLY OF THE MACHINE. SO, IT ALLOWING YOU TO STOP WASTING MONEY ON ROUTINE MAINTENANCE, AND GIVE YOU ALL THE SOLID INFORMATION AND GUIDANCE NEEDED TO PERFORM LARGER REPAIRS AND MODIFICATIONS AT HOME.
