Factory Service Manual For Yanmar 3TNV 4TNV Engine. Tons of illustrations, instructions, diagrams for step by step remove and install, assembly and disassembly, service, inspection, repair, troubleshooting, tune-ups.
Format: PDF
Language: English
Pages: 280
Bookmarks: Yes
Wiring Diagrams: Yes
Model
Yanmar 3TNV, 4TNV
Contents
-GENERAL
Engine Nomenclature
Specifications
Fuel Oil, Lubricating Oil And Cooling Water
Fuel Oil
Lubricating Oil
Cooling Water
Engine External Views
Structural Description
Exhaust Gas Emission Regulation
The Emission Standard In Usa
Engine Identification
Guarantee Conditions For The Epa Emission Standard
-INSPECTION AND ADJUSTMENT
Periodic Maintenance Schedule
Periodic Inspection And Maintenance Procedure
Check Before Daily Operation
Inspection After Initial 50 Hours Operation
Inspection Every 50 Hours
Inspection Every 250 Hours Or 3 Months
Inspection Every 500 Hours Or 6 Months
Inspection Every 1,000 Hours Or One Year
Inspection Every 2000 Hours Or 2 Years
Adjusting The No-Load Maximum Or Minimum Speed
Sensor Inspection
Oil Pressure Switch
Thermo Switch
Water Leak Check In Cooling Water System
Radiator Cap Inspection
Thermostat Inspection
Adjusting Operation
Long Storage
-TROUBLESHOOTING
Preparation Before Troubleshooting
Quick Reference Table For Troubleshooting
Troubleshooting By Measuring Compression Pressure
-DISASSEMBLY, INSPECTION AND REASSEMBLY OF ENGINES
–Complete Disassembly And Reassembly
Introduction
Special Service Tools
Complete Disassembly
Precautions Before And During Reassembly
Adjusting Operation
–Cylinder Head: Disassembly, Inspection and Reassembly
Components (2-Valve Cylinder Head)
Disassembly Procedure
Reassembly Procedure
Servicing Points
Parts Inspection And Measurement
Valve Seat Correction
Valve Guide Replacement
Valve Stem Seal Replacement
–Gear Train and Camshaft
Components-
Disassembly Procedure
Reassembly Procedure
Servicing Points
Parts Inspection And Measurement
Oil Seal Replacement (Gear Case Side)
Camshaft Bushing Replacement
–Cylinder Block
Components
Disassembly Procedure
Reassembly Procedure
Servicing Points
Parts Inspection And Measurement
Cylinder Bore Correction
Piston Pin Bushing Replacement
Oil Seal Replacement (Flywheel Housing Side)
-LUBRICATION SYSTEM
Lubrication System Diagram
Trochoid Pump Components
Disassembly(Reverse The Procedure Below For Assembly)
Servicing Points
–Parts Inspection and Measurement
Trochoid pump inspection and measurement
-COOLING SYSTEM
Cooling Water System
Cooling Water Pump Components
Disassembly (Reverse The Procedure Below For Assembly)
Servicing Points
-FUEL INJECTION PUMP/GOVERNOR
Introduction
Fuel Injection Pump
Fuel System Diagram
External View And Components
Disassembly Procedure:
Assembly Procedure
Servicing Points
-TURBOCHARGER DISASSEMBLY, INSPECTION AND REASSEMBLY
–Structure And Functions
Main Specifications
Construction
Structural And Functional Outline
Components
–Service Standards And Tightening Torque
Service Standards
Tightening Torque
–Periodic Inspection Procedure
Periodic Inspection Intervals
Inspection Procedure
Waste Gate Valve Adjustment Procedure
–Disassembly Procedure
Preparation For Disassembly
Inspection Before Disassembly
Disassembly
Washing And Inspection Procedure
Washing
Inspection Procedure
–Reassembly Procedure
Preparation For Reassembly
Reassembly
–Handling after Disassembly and Reassembly
Instructions For Turbocharger Installation
–Troubleshooting
Excessively Exhaust Smoke
White Smoke Generation
Sudden Oil Decrease
Decrease In Output
Poor (Slow) Response (Starting) Of Turbocharger
Abnormal Sound Or Vibration
-STARTING MOTOR
–For 4TNV94L/ 98
Specifications
Components
–Troubleshooting
Names of parts and disassembly procedure
Inspection and Maintenance
Service standards
Assembly
Characteristic test
–For 4TNV106(T)
Specifications —
Configuration drawing
Troubleshooting
Component names and disassembly procedure
Disassembly procedure
Inspection and maintenance
Assembly
Adjustment
Service standards
-ALTERNATOR
–The A Alternator for 3TNV and other models
Components
Specifications
Wiring Diagram
Standard Output Characteristics
Inspection
–Troubleshooting
-ELECTRIC WIRING
Electric Wiring Diagram
–PRECAUTION ON ELECTRIC WIRING
Alternator
Starter
Current Limiter
Section Area And Resistance Of Electric Wire
-SERVICE STANDARDS
Engine Tuning
–Engine Body
Cylinder Head
Gear Train And Camshaft
Cylinder Block
–Lubricating Oil System (Trochoid Pump)
Outside Clearance Of Outer Rotor
Side Clearance Of Outer Rotor
Inside Clearance Of Inner Rotor
Rotor Shaft Clearance
–TIGHTENING TORQUE for BOLTS and NUTS
Tightening Torques for Main Bolts and Nuts
Tightening Torques for Standard Bolts and Nuts
What you get
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