Yanmar 6HA2M-HTE Marine Propulsion Engine Repair Service Manual

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This Workshop Service Repair manual PDF download for the 6HA2M-HTE Yanmar Marine Propulsion 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.

This service manual describes the construction and functions of the major parts of the 6HA2M-HTE engine and illustrates the disassembly and assembly procedures (standard servicing procedures) necessary for maintaining and servicing the engine.


APPLICABLE MODELS :

Yanmar 6HA2M-HTE


TABLE OF CONTENTS :

1. General
2. Disassembly and reassembly
3. Preparation Before Checking and Servicing
4. Service standard
5. Tightening Torque for Major Bolts and Nuts
6. Periodical Maintenance


MANUAL SPECIFICATION :

File Format : PDF
Language : English
Printable : Yes
Searchable : Yes
Bookmarked : Yes
Code No. : OB6HA-G00100
Total Pages : 171


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
FOREWARD
CONTENTS
FOR SAFETY
1. SAFETY LABELS
2. Safety Precautions
3. Warning labels
1. General
1.1 Exterior views
1.2 Cross Sectional View
1.3 Engine specifications
1.4 Drawings of Engine Outline
1.5 Piping Diagram
1.6 Fuel oil, lubricating oil and cooling water
1.6.1 Fuel oil
1.6.2 Lubricating oil
1.6.3 Cooling Water (Engine Jacket Water)
2. Disassembly and reassembly
2.1 Disassembly and reassembly precautions
2.2 Disassembly and reassembly tools
2.2.1 General hand tools
2.2.2 Special hand tools
2.2.3 Measuring instruments
2.2.4 Other material
2.3 Disassembly procedures
2.4 Reassembly
3. Preparation Before Checking and Servicing
3.1 Cylinder Head
3.1.1 Check the cylinder head
3.1.2 Intake/exhaust valve and valve guide
3.1.3 Nozzle sleeve
3.1.4 Valve spring
3.1.5 Valve rotator
3.1.6 Assembling the cylinder head
3.1.7 Intake / exhaust rocker arm andvalve push rod
3.2 Piston and piston pins
3.2.1 Piston
3.2.2 Piston pin
3.2.3 Piston rings
3.3 Connecting rod
3.3.1 Checking the connecting rod
3.3.2 Crankpin metal
3.3.3 Piston pin metal
3.3.4 Combining the piston and connecting rod
3.4 Cylinder liner
3.4.1 Cylinder liner
3.4.2 Insertion of liner
3.5 Crankshaft and Main bearing
3.5.1 Crankshaft
3.5.2 Main bearings
3.6 Camshaft and Tappet
3.6.1 Camshaft
3.6.2 Tappet
3.7 Timing gear
3.7.1 Checking the gears
3.8 Cylinder block
3.8.1 Checking the parts
3.8.2 Creaning the oil holes
3.9 Lubrication system
3.9.1 Lub. oil system diagram
3.9.2 Lub. oil pump
3.9.3 Oil cooler
3.9.4 Oil filter
3.10 Cooling water system
3.10.1 Cooling water system line
3.10.2 Seawater cooling system
3.10.3 Freshwater cooling system
3.11 Fuel System
3.11.1 Fuel injection pump
3.11.2 Fuel priming pump
3.11.3 Fuel injection vavle
3.11.4 Adjusting the injection timing
3.12 Governor
3.12.1 Exploded view
3.12.2 Cautions when Assembling
3.12.3 Boost Compensator
3.13 Electrical System
3.13.1 starting motor
3.13.2 Alternator
3.13.3 Wiring Diagram (1 pole type)
3.13.4 Wiring Diagram (2 pole type) (Option)
3.13.5 Instrument Panel
3.14 Turbocharger
3.14.1 Specification
3.14.2 Construction and function of turbocharger
3.14.3 Standards for maintenance and check
3.14.4 Periodical checking procedure
3.14.4.1 Periodical checking interval
3.14.4.2 Checking procedure
3.14.5 Disassembly procedure
3.14.6 Disassembly
3.14.7 Cleaning and checking procedure
3.14.7.1 Cleaning
3.14.7.2 Checking procedure
3.14.8 Reassembling procedure
3.14.8.1 Preparations for reassembly
3.14.8.2 Reassembling procedure
3.14.9 Handling after reassembly
3.14.9.1 Precautions for mounting the turbocharger to the engine
3.14.10 Troubleshooting
3.14.10.1 Exhaust gas is dense
3.14.10.2 Whitish exhaust gas
3.14.10.3 Too early oil shortage
3.14.10.4 Output drop
3.14.10.5 Poor follow-up of supercharger
3.14.10.6 Unusual sound or vibration
3.15 Air cooler
4. Service standard
5. Tightening Torque for Major Bolts and Nuts
5.1 Tightening Torque for Major Bolts and Nuts
5.2 Method of clampingcylinder head bolts
5.3 Method of TighteningConnecting Rod Nuts
5.4 Standard tightening torque
5.5 Torque for pipe joint bolts
6. Periodical Maintenance
6-1. Periodic maintenance schedule
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BACK COVER

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