The YANMAR BY Series, encompassing models 4BY and 6BY, represents a line of robust and reliable diesel engines engineered for demanding applications. These 4-cycle, turbocharged, water-cooled engines are available in configurations ranging from in-line 4-cylinder with 1.995L displacement to in-line 6-cylinder with 2.993L displacement, offering versatile power solutions. Their design emphasizes durability and efficient performance, making them suitable for a wide array of marine and industrial uses where consistent operation is paramount.
This comprehensive Workshop Service Repair Manual provides essential information for the maintenance, servicing, and repair of YANMAR BY Series engines. It covers critical engine systems, including the fuel, cooling, lubrication, and turbocharger systems, as well as electrical components and engine management. Detailed troubleshooting guidance, maintenance procedures, and torque settings are included, supported by clear illustrations and diagrams. This manual is an indispensable resource for owners, technicians, and mechanics seeking to ensure the optimal performance and longevity of their YANMAR engines.
YANMAR BY SERIES 4BY 6BY MARINE DIESEL ENGINE WORKSHOP SERVICE REPAIR MANUAL
ENGINE COVERED:
1.995L IN-LINE 4-CYLINDER, TURBOCHARGED, WATER-COOLED 4-CYCLE DIESEL 4BY150/150Z ENGINE
1.995L IN-LINE 4-CYLINDER, TURBOCHARGED, WATER-COOLED 4-CYCLE DIESEL 4BY180/180Z ENGINE
2.993L IN-LINE 6-CYLINDER, TURBOCHARGED, WATER-COOLED 4-CYCLE DIESEL 6BY220/220Z ENGINE
2.993L IN-LINE 6-CYLINDER, TURBOCHARGED, WATER-COOLED 4-CYCLE DIESEL 6BY260/260Z ENGINE
CONTENTS:
INTRODUCTION
SAFETY PRECAUTION
GENERAL INFORMATION
TORQUE SETTING
MAINTENANCE
ENGINE SYSTEM
CYLINDER HEAD
PISTON & CYLINDERS
FLYWHEEL HOUSING
CAMSHAFT-CRANKSHAFT
INTAKE MANIFOLD
EXHAUST MANIFOLD
ENGINE MANAGEMENT
FUEL SYSTEM
COOLING SYSTEM
LUBRICATION SYSTEM
TURBOCHARGER SYSTEM
STARTER MOTOR
ALTERNATOR SYSTEM
ELECTRICAL & ECU
TROUBLESHOOTING
This is a very comprehensive manual (DOWNLOAD in PDF format) for YANMAR BY SERIES 4BY 6BY MARINE DIESEL ENGINE, Features detailed exploded views. This is the same manual that technicians use to fix your vehicles. Manual covers detailed and complete step-by-step written procedures with pictures and diagrams, fully printable-selected pages or whole manual, illustrated. So, you will not be disappointed. This is the manual for Repairs, Maintenance & servicing.
YANMAR BY SERIES 4BY 6BY MARINE DIESEL ENGINE WORKSHOP SERVICE REPAIR MANUAL
ENGINE COVERED:
1.995L IN-LINE 4-CYLINDER, TURBOCHARGED, WATER-COOLED 4-CYCLE DIESEL 4BY150/150Z ENGINE
1.995L IN-LINE 4-CYLINDER, TURBOCHARGED, WATER-COOLED 4-CYCLE DIESEL 4BY180/180Z ENGINE
2.993L IN-LINE 6-CYLINDER, TURBOCHARGED, WATER-COOLED 4-CYCLE DIESEL 6BY220/220Z ENGINE
2.993L IN-LINE 6-CYLINDER, TURBOCHARGED, WATER-COOLED 4-CYCLE DIESEL 6BY260/260Z ENGINE
CONTENTS:
INTRODUCTION
SAFETY PRECAUTION
GENERAL INFORMATION
TORQUE SETTING
MAINTENANCE
ENGINE SYSTEM
CYLINDER HEAD
PISTON & CYLINDERS
FLYWHEEL HOUSING
CAMSHAFT-CRANKSHAFT
INTAKE MANIFOLD
EXHAUST MANIFOLD
ENGINE MANAGEMENT
FUEL SYSTEM
COOLING SYSTEM
LUBRICATION SYSTEM
TURBOCHARGER SYSTEM
STARTER MOTOR
ALTERNATOR SYSTEM
ELECTRICAL & ECU
TROUBLESHOOTING
This is a very comprehensive manual (DOWNLOAD in PDF format) for YANMAR BY SERIES 4BY 6BY MARINE DIESEL ENGINE, Features detailed exploded views. This is the same manual that technicians use to fix your vehicles. Manual covers detailed and complete step-by-step written procedures with pictures and diagrams, fully printable-selected pages or whole manual, illustrated. So, you will not be disappointed. This is the manual for Repairs, Maintenance & servicing.
