Yanmar 3JH4BE Manuals

Manuals and User Guides for Yanmar 3JH4BE. We have 2 Yanmar 3JH4BE manuals available for free PDF download: Service Manual

Yanmar 3JH4BE Service Manual (214 pages)

Marine diesel engine

Brand: Yanmar | Category: Engine | Size: 14 MB

Safety Labels
5
Safety Precautions
6
Rotating Parts
9
Table of Contents
11
1 General

17
- Exterior Views
  17
- Specifications
  18
- Engine Outline
  20
- Piping Diagrams
  23
- Exhaust Gas Emission Regulation
  25
2 Inspection and Adjustment

28
3 Troubleshooting

59
4 Disassembly and Reassembly

74
- Disassembly and Reassembly Precautions
  74
- Disassembly and Reassembly Tools
  75
  - General Handtools
    75
  - Special Handtools
    78
  - Measuring Instruments
    81
  - Other Material
    82
  - Measuring Instruments
    85
- Disassembly and Reassembly
  88
  - Disassembly
    88
  - Reassembly
    98
5 Inspection and Servicing of Basic Engine Parts

109
- Cylinder Block
  109
  - Inspection of Parts
    109
  - Cleaning of Oil Holes
    109
  - Color Check Procedure
    109
  - Replacement of Cup Plugs
    110
  - Cylinder Bore Measurement
    111
- Cylinder Head
  112
  - Inspecting the Cylinder Head
    113
  - Valve Seat Correction Procedure
    114
  - Intake/Exhaust Valves, Valve Guides
    115
  - Valve Springs
    117
  - Assembling the Cylinder Head
    118
  - Measuring Top Clearance
    118
  - Intake and Exhaust Rocker Arms
    119
  - Adjustment of Valve Clearance
    119
- Piston and Piston Pins
  120
  - Piston
    120
  - Piston Pin
    121
  - Piston Rings
    121
- Connecting Rod
  124
  - Inspecting the Connection Rod
    124
  - Crank Pin Metal
    125
  - Piston Pin Bushing
    127
  - Assembling Piston and Connecting Rod
    127
- Crankshaft and Main Bearing
  128
  - Crankshaft
    128
  - Main Bearing
    131
- Camshaft and Tappets
  132
  - Camshaft
    132
  - Tappets
    134
- Timing Gear
  135
  - Inspecting the Gears
    135
  - Gear Timing Marks
    135
- Flywheel and Housing
  136
  - Position of Top Dead Center and Fuel Injection Timing
    136
  - Damper Disc and Cooling Fan
    137
6 Fuel Injection Equipment

138
- Fuel Injection Pump/Governor
  138
  - Fuel System Diagram
    138
  - Fuel Injection Pump Service Data
    139
  - Fuel Injection Pump Structure
    141
  - Removing a Fuel Injection Pump
    143
  - Installing a Fuel Injection Pump
    143
  - Adjusting Fuel Injection Timing
    143
  - Troubleshooting of Fuel Injection Pump
    144
  - Major Faults and Troubleshooting
    144
  - Tools
    147
- Fuel Feed Pump
  149
- Fuel Filter
  152
  - Fuel Filter Specifications
    152
  - Fuel Filter Inspection
    152
- Fuel Tank
  153
7 Intake and Exhaust System

154
- Intake System
  154
  - Breather System (a Reductor to Intake Air System of Blowby Gas)
    154
  - Diaphragm Assy Inspection
    155
- Exhaust System
  156
  - Construction
    156
  - 3Mixing Elbow Inspection
    156
8 Lubrication System

157
- Lube Oil Pump
  158
- Lube Oil Filter
  160
  - Lube Oil Filter Construction
    160
  - Lube Oil Filter Replacement
    160
- Lube Oil Cooler
  160
  - Lube Oil Cooler Construction
    160
  - Inspecting the Lube Oil Cooler
    160
- Rotary Waste Oil Pump (Optional)
  161
9 Cooling Water System

162
- Seawater Pump
  164
  - Specifications of Seawater Pump
    164
  - Seawater Pump Disassembly
    165
  - Seawater Pump Inspection
    165
  - Seawater Pump Reassembly
    165
- Fresh Water Pump
  166
  - Fresh Water Pump Construction
    166
  - Specifications of Fresh Water Pump
    167
  - Fresh Water Pump Disassembly
    167
  - Fresh Water Pump Inspection
    167
- Heat Exchanger
  169
- Pressure Cap and Coolant Recovery Tank
  170
  - Pressure Cap Construction
    170
  - Pressure Cap Pressure Control
    170
  - Pressure Cap Inspection
    170
  - Replacing Filler Neck
    171
  - Function of the Coolant Recovery Tank
    172
  - Specifications of Coolant Recovery Tank
    172
  - Mounting the Coolant Recovery Tank
    172
  - Precautions on Usage of the Coolant Recovery Tank
    172
- Thermostat
  173
  - Functioning of Thermostat
    173
  - Thermostat Construction
    173
  - Characteristics of Thermostat
    173
  - Thermostat Inspection
    173
  - Testing the Thermostat
    173
- Bilge Pump and Bilge Strainer (Optional)
  174
  - Introduction
    174
  - Description
    175
  - Cautions
    175
  - Assembly Procedure
    176
  - Cautions for Assembling
    178
  - Troubleshooting
    179
10 Reduction and Reversing Gear

180
11 Remote Control (Optional)

181
- Remote Control System
  181
  - Construction of Remote Control System
    181
  - Remote Control Device Components
    181
- Remote Control Installation
  183
- Remote Control Inspection
  185
- Remote Control Adjustment
  186
12 Electrical System

187
- Wiring Diagram
  188
- Battery
  190
- Starting Motor
  191
  - Specifications
    191
  - Characteristics
    191
  - Structure
    192
  - Wiring Diameter of a Starting Motor
    193
- Alternator Standard, 12V/60A
  194
  - Specifications
    194
  - Structure
    195
  - Wiring Diagram
    196
  - Standard Output Characteristics
    196
  - Inspection
    197
- Alternator 12V/80A (Optional)
  198
  - Specifications
    198
  - Structure
    199
  - Wiring Diagram
    200
  - Standard Output Characteristics
    200
- Instrument Panel
  201
  - B-Type Instrument Panel (Optional)
    201
  - C-Type Instrument Panel
    201
- Warning Devices
  202
- Air Heater (Optional)
  205
- Electric Engine Stopping Device (Optional)
  206
13 Service Standards

207
- Engine Tuning
  207
- Engine Body
  208
  - Cylinder Head
    208
  - Camshaft and Gear Train
    209
  - Cylinder Block
    210
- Lubricating Oil System (Trochoid Pump)
  212
14 Tightening Torque for Bolts and Nuts

213
- Main Bolt and Nut
  213
- Standard Bolts and Nuts (Without Lube Oil)
  213

Yanmar 3JH4BE Service Manual (21 pages)

Marine Diesel Engines

Brand: Yanmar | Category: Engine | Size: 0 MB

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Yanmar 3JH4BE Manuals

Yanmar 3JH4BE Service Manual (214 pages)

Table of Contents

1 General

2 Inspection and Adjustment

3 Troubleshooting

4 Disassembly and Reassembly

5 Inspection and Servicing of Basic Engine Parts

6 Fuel Injection Equipment

7 Intake and Exhaust System

8 Lubrication System

9 Cooling Water System

10 Reduction and Reversing Gear

11 Remote Control (Optional)

12 Electrical System

13 Service Standards

14 Tightening Torque for Bolts and Nuts

Yanmar 3JH4BE Service Manual (21 pages)

Table of Contents

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