Application:
Marine Inboard
Production Years Covered:
Not Specified - manual covers a range of production years
Generation:
Not Applicable - engine-specific manual
Manual Type:
Factory Workshop Repair Manual
Coverage:
Complete engine service, repair, and overhaul procedures
Target Audience:
Marine technicians, fleet maintenance crews, and DIY owners servicing Hino W06D/W06D-TI diesel engines
Engine Class:
Heavy-duty six-cylinder marine diesel
Application Segment:
Inboard marine propulsion and auxiliary power
Engine Design:
Inline six-cylinder, water-cooled diesel
Aspiration:
Turbocharged (W06D-TI variant)
Durability:
Industrial and marine duty cycle construction
Serviceability:
Comprehensive OEM procedures for field and shop repair
Engine Mechanical:
Cylinder head, block, pistons, rings, liners, crankshaft, bearings, camshaft, valve train
Fuel System:
Injection pump, injectors, fuel lines, filters, governor
Turbocharger System:
Turbocharger, wastegate, charge air piping (W06D-TI)
Cooling System:
Water pump, thermostat, heat exchanger, raw water pump, hoses
Lubrication System:
Oil pump, oil cooler, oil filter, galleries, relief valve
Electrical System:
Alternator, starter, sensors, wiring, glow system
Exhaust System:
Manifold, riser, turbocharger outlet
Mounting and Coupling:
Engine mounts, flywheel, marine gearbox interface
Diagnosis:
Troubleshooting charts for no-start, low power, overheating, and smoke
Disassembly:
Step-by-step engine removal and teardown
Inspection:
Component wear limits, clearances, and measurement procedures
Rebuild:
Assembly, torque sequences, and pre-load specifications
Adjustment:
Valve lash, injection timing, and governor settings
Testing:
Compression, oil pressure, and coolant system tests
Specifications:
Torque values, clearances, wear limits, and capacities
Diagrams:
Exploded views, flow charts, and component illustrations
Part Information:
OEM part numbers and component identification for ordering
File Format:
PDF (searchable, bookmarked, zoomable)
Compatibility:
Windows, macOS, Linux, iOS, and Android — any device with a PDF reader
Requirements:
A PDF reader application (e.g. Adobe Acrobat Reader, free)
Searchability:
Fully text searchable for fast lookup of any topic
Print Quality:
High-resolution digital pages, printable at full clarity
Binding Type:
N/A — digital download, no physical binding
Paper Type:
N/A — digital download, no physical paper
Configuration:
Inline 6-cylinder
Aspiration:
Turbocharged (TI variant)
Displacement:
6.37 Liters (389 cu in)
Cooling Method:
Water-cooled (marine raw water or closed cooling)
Combustion:
Direct injection, four-stroke
Power Output:
Refer to specific engine rating - typically 150-200 HP range in marine applications
Torque Output:
Refer to specific engine rating
Rated Speed:
Refer to specific rating plate for governed RPM
Fuel System:
Mechanical injection pump with governor
Transmission Type:
Marine gearbox - not integrated into engine manual
Coupling:
Flywheel to marine gearbox interface
Optional Transmission:
Not Applicable - gearbox selection is application specific
Control:
Mechanical throttle and shift linkage
Cooling:
Gearbox oil cooler circuit (application dependent)
Wheelbase:
Not Applicable - engine manual
Length:
Not Specified - engine only, varies by configuration
Width:
Not Specified - engine only
Height:
Not Specified - engine only
Curb Weight:
Not Applicable - engine manual
Dry Weight:
Refer to engine rating plate for exact value
Overheat Protection:
Coolant temperature sensor and alarm circuit
Low Oil Pressure:
Pressure switch and shutdown/alarm circuit
Overspeed Protection:
Governor limiting mechanism
Coolant Level:
Expansion tank level monitoring (where fitted)
Emergency Stop:
Manual fuel shut-off or stop solenoid
Starting Safety:
Neutral start switch interface (application dependent)
Crash Test Ratings:
Not Applicable - engine manual
Fuel Delivery:
Mechanical injection pump with centrifugal governor
Aspiration Control:
Turbocharger boost (W06D-TI)
Monitoring:
Analog gauge and alarm sender outputs
Charging:
Alternator with integrated regulator
Starting:
Electric starter motor with solenoid
Infotainment:
Not Applicable - engine manual
Driver Assistance:
Not Applicable - engine manual
Initial Service:
Refer to manual - typically around 50 hours
Routine Service:
Refer to manual - typically 200-250 hours or annual
Valve Lash Check:
Refer to manual for specified interval
Fuel Filter Change:
According to service schedule in manual
Engine Oil Type:
Refer to manual - API CI-4 or higher, viscosity per ambient conditions
Engine Oil Capacity:
Refer to specific model rating - typically around 15-20 liters
Coolant Type:
Refer to manual - ethylene glycol based
Coolant Capacity:
Refer to manual for specific rating
Oil Filter Part Number:
Refer to manual
Fuel Filter Part Number:
Refer to manual
Common Wear Items:
Belts, hoses, water pump seals, injector nozzles, turbocharger bearings
Manufacturer:
Hino Motors, Ltd.
Headquarters:
Hino, Tokyo, Japan
Industry:
Heavy-duty diesel engines, trucks, and buses
Engine Series:
W06D series - industrial and marine diesel
Key Variant:
W06D-TI with turbocharger and intercooler
Production Location:
Japan - Hino manufacturing facilities
