Yanmar 8/12LAA(M)-DTE Marine Diesel Engine Repair Service Manual

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This Workshop Service Repair manual PDF download for the 8/12LAA(M)-DTE Yanmar Marine Diesel Engine has been prepared as an aid to improve the quality of repairs by giving the serviceman an accurate understanding of the product and by showing him the correct way to perform repairs and make judgements. Make sure you understand the contents of this manual and use it to fully at every opportunity.


APPLICABLE MODELS :

Yanmar 8LAA·DTE (With marine gear)
Yanmar 8LAAM-DTE (Without marine gear)
Yanmar 12LAA-DTE {With marine gear)
Yanmar 12LAAM-DTE (Without marine gear}


TABLE OF CONTENTS :

Sec.1. GENERAL INFORMATION
Sec.2. MAINTENANCE
Sec.3. CYLINDER HEAD AND VALVE
Sec.4. ENGINE PROPER
Sec.5. LUBRICATION SYSTEM
Sec.6. COOLING SYSTEM
Sec.7. FUEL SYSTEM
Sec.8. INTAKE AND EXHAUST SYSTEM
Sec.9. ELECTRICAL SYSTEM
Sec.10. ENGINE INSTALLATION
Sec.11. TROUBLESHOOTING


MANUAL SPECIFICATION :

File Format : PDF
Language : English
Printable : Yes
Searchable : Yes
Bookmarked : Yes
Code No. : AOC1794
Total Pages : 222


This service manual has been compiled for engineers engaged in the sales, service, inspection and maintenance of the 8LAA (M)-DTE and 12LAA (M)-DTE diesel engines. Accordingly, descriptions of the construction and functions of the engine are emphasized in this manual while items which should already be common knowledge are omitted.

This Service / Repair / Workshop Manual PDF Download contains specs, diagrams, actual real photo illustrations, and schemes. In addition to space savings, nice thing about having completly searcheble PDF files instead of a hard-printed manual is that you can use the Search feature in your PDF reader software (Adobe Acrobat) to find just what your looking for and just print out the exact pages you need or all manual easily. This is the same manual your local dealer will use when doing a repair. This is a must for the Do-It-Yourselfer! Saving Yourself $$$$$$ In Service Repair And Maintenance Costs !!!!

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COVER
FOREWORD
INDEX
Sec.1. GENERAL INFORMATION
1. External View
2. Specifications
8LAA(M)-DTE
12LAA(M)-DTE
3. Performance Curves
4. Engine Equipment
5. Accessories
6. Model Identification
7. Fuel, Lubricant and Coolant
Recommended Fuel
Recommended Lubricating Oil
Coolant
8. Service Rules
9. Standard Tightening Specifications
10. Special Tools
Sec.2. MAINTENANCE
1. Maintenance Schedule
2. Maintenance Procedure
Fuel System
Lubrication System
V-belts
Sea Water Cooling System
Fresh Water Cooling System
Valve Clearance
Turbocharger
Automatic Timer Lube Oil Level
Sec.3. CYLINDER HEAD AND VALVE
1. Service Information
Description
Tools and Materials
Torque Values
Specifications
2. Removal
Rocker Arm
Cylinder head
3. Disassembly
Rocker Arm Shaft
Valve
4. Inspection and Repair
Cyliner head bonnent
Rocker Arm and Shaft
Push Rod
Cylinder Head
Valve, Valve Guide and Valve Seat
Valve Spring
Spring Retainer (Valve Rotator)
5. Assembly
6. Installation
Sec.4. ENGINE PROPER
1. Service Information
Tools and Materials
Torque Specifications
Specifications
2. Piston and Connecting Red
Description
Removal
Inspection
Installation
3. Cylinder Liner
Description
Inspection
Replacement
4. Gear Train
Description
Removal
Inspection
Installation
5. Camshaft and Valve Train
Description
Removal
Inspection
Installation
6. Crankshaft
Description
Removal
Inspection
Installation
7. Cylinder Block
Description
Inspection
Oil Passage Cleaning
Sec.5. LUBRICATION SYSTEM
1. Service Information
Description
Tools and Materials
Specifications
2. Lube Oil Pump
Removal
Inspection
Installation
3. Lube Oil Filter
Description
Inspection
4. Centrifugal Lube Oil Filter
Description
5. Lube Oil Thermostat
Description
Inspection
6. Lube Oil Cooler
Description
Removal
Inspection
Installation
7. Lube Oil Pressure Control Valve
Description
Inspection
Adjustment
8. Piston Cooling Nozzle
Description
Removal
Installation
Sec.6. COOLING SYSTEM
1. Service Information
Description
Tools and Materials
Specifications
2. Sea Water Pump
Removal
Inspection
Assembly
Installation
3. Fresh Water Pump
Mechanical Seal Replacement
Removal
Inspection
Installation
4. Heat Exchanger
Description
Inspection
5. Pressure Cap and Reserve Tank
Description
Inspection
6. Thermostat
Description
Inspection
Thermostat Installation
7. Cap and System Leak Test
Pressure Cap Test
Water Leak Test (Fresh Water)
8. Removing Scales (During Disassembly)
9. Corrosion Inhibitor
Effects of Recommended Corrosion Inhibitor
How to use Corrosion Inhibitor
10. Antifreeze
Sec.7. FUEL SYSTEM
1. Service Information
Description
Tools and Materials
Specifications
2. Injection Nozzle
Description
Removal
Inspection
Installation
3. Injection Pump
Description
Removal
Disassembly
Inspection
Assembly
Adjustment
Installation
Fuel Injection Timing Adjustment
4. Feed Pump
Description
Disassembly
Assembly
Inspection
5. Governor
Description
Disassembly
Inspection
Assembly
Adjustment
6. Automatic Timer
Description
Disassembly
Inspection
Assembly
Installation
Sec.8. INTAKE AND EXHAUST SYSTEM
1. Service Information
Tools and Materials
Specifications
2. Intake System
Removal
Inspection
Installation
3. Exhaust System
Removal
Inspection
Installation
4. Turbocharger
Description
Removal
Disassembly
Installation
Sec.9. ELECTRICAL SYSTEM
1. Wiring Diagram
2. Battery and Charging System
Service Information
Battery
Alternator
3. Starting System
Service Information
Removal
Disassembly
Inspection
Assembly
Installation
Adjustment
4. Instruments
Tachometer
Hour Meter
Cooling Water Temperaure Gauge
Lube Oil Pressure Gauge
5. Warning System
Service Information
Inspection
Sec.10. ENGINE INSTALLATION
1. Engine Room
Engine Room Ventilation
Height and width of the Engine Room
Propeller Shaft Coupler
2. Engine Bed
3. Dimensional Drawing
4. Engine Installation
5. Engine Centering
6. Final Centering
7. Piping Diagram
8. Fuel System
9. Sea Water Cooling System
Sea Water Strainer
Piping
Cooling Water Outlet
10. Exhaust System
11. Crankcase Breather
12. Bilge Pump
13. Remote Control
14. Electrical System
Battery
Instrument Panel and Warning System
15. Propeller Matching/Stern Arrangement
Sec.11. TROUBLESHOOTING
Troubleshooting
BACK COVER

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