John Deere 3TN and 4TN Series Yanmar Diesel Engines Technical Manual(03-JAN-90) – PDF DOWNLOAD

Description

John Deere 3TN and 4TN Series Yanmar Diesel Engines Technical Manual(03-JAN-90) – PDF DOWNLOAD

DESCRIPTION:

CTM3 (03JAN90)

John Deere 3TN and 4TN Series Yanmar Diesel Engines Technical Manual(03-JAN-90) – PDF DOWNLOAD

Introduction

• This Component Technical Manual contains necessary instructions to repair the engine, engine fuel, and engine electrical systems.
• Use this Component Technical Manual in conjunction with the Machine Technical Manual. An engine application listing in the introduction identifies product-model/engine type-model relationship.
• See the Machine Technical Manual for information on engine removal and installation, theory of operation, diagnostic, and testing procedures.

CAUTION: THIS IS THE SAFETY-ALERT symbol. When you see this symbol on the machine or in this manual, be alert to the potential for personal injury.

TABLE OF CONTENTS:

John Deere 3TN and 4TN Series Yanmar Diesel Engines Technical Manual(03-JAN-90) – PDF DOWNLOAD

Group 05—
About This Manual 05-2
Engine Serial Number Plate 05-3
Engine Application Chart 05-4
Engine Torque Specifications 05-5
Metric Torque Specifications 05-6
Group 06—Repair Specifications
Engine
3TN66 06-1
3TNA72 06-6
3TN75 06-13
3TN78/4TN78 06-18
3TN82/3TN84/4TN82/4TN84 06-23
4TN100 06-33
Group 10—Valve Train and Camshaft
Service Equipment and Tools 10-1
Other Materials 10-1
Service Part Kits 10-2
Rocker Arm
Remove and Disassemble Cover 10-2
Measure and Adjust Valve Clearance 10-3
Measure and Adjust Valve Clearance
(4TN100) 10-6
Remove and Disassemble Assembly 10-8
Remove and Inspect Pushrods and
Cam Followers 10-11
Install Pushrods and Cam Followers 10-14
Assemble and Install Assembly 10-15
Assemble and Install Cover 10-18
Camshaft
Remove 10-19
Disassemble and Inspect 10-21
Assemble 10-25
Install 10-25
Group 15—Cylinder Head, Valves, and Manifolds
Essential Tools 15-1
Service Equipment and Tools 15-2
Service Part Kits 15-2
Page
Exhaust Manifold
Remove, Repair, and Install 15-2
Intake Manifold
Remove, Repair, and Install 15-4
Cylinder Head
Remove 15-5
Disassemble 15-6
Assemble 15-14
Install 15-17
Group 20—Flywheel
Service Equipment and Tools 20-1
Flywheel Housing and Flywheel
Remove 20-1
Inspect 20-3
Install 20-4
Group 25—Connecting Rods and Pistons
Service Equipment and Tools 25-1
Other Materials 25-1
Service Part Kits 25-1
Measure Side Play 25-2
Measure Bearing Clearance 25-3
Pistons and Connecting Rods
Remove 25-4
Inspect 25-6
Deglaze 25-14
Rebore Cylinder Block 25-16
Assemble 25-17
Install 25-19
Group 30—Crankshaft and Main Bearings
Service Equipment and Tools 30-1
Service Part Kits 30-1
Other Materials 30-1
Measure Crankshaft End Play 30-2
Balancer Assembly—4TN82/84
Remove 30-2
Disassemble and Inspect 30-3
Assemble and Install 30-4
Remove and Install Crankcase Extension
Housing 30-5
Measure Crankshaft Bearing Clearance 30-6
Crankshaft Oil Seal
Remove 30-9
Install 30-10
Crankshaft
Remove 30-12
Disassemble and Inspect 30-14
Assemble 30-17
Install 30-17
Group 35—Gear Housing
Service Equipment and Tools 35-1
Other Material 35-1
Timing Gear Cover
Remove 35-2
Install 35-4
Timing Gears (Early 3TNA72UJ)
Remove and Inspect 35-6
Install 35-7
Timing Gears (3TN66, Later 3TNA72)
Remove and Inspect 35-9
Install 35-11
Timing Gears (All Except 3TN66/3TNA72
Remove and Inspect 35-13
Install 35-14
Gear Housing
Remove 35-16
Install 35-18
Group 40—Lubrication System
Service Equipment and Tools 40-1
Other Materials 40-1
Remove and Install Oil Pump 40-2
Oil Pump (Early 3TNA72UJ)
Remove 40-3
Inspect 40-8
Install 40-11
Oil Pressure Regulating Valve (Early
3TNA72UJ)
Remove 40-18
Install 40-20
Page
Oil Pump (All Engines Except Early
3TNA72UJ)
Remove and Inspect 40-22
Assemble and Install 40-24
Oil Pressure Regulating Valve 40-25
Remove, Inspect and Install Oil Cooler
(3TN84UJ) 40-28
Engine Oil Cooler Leak Test 40-29
Remove/Inspect/Install Oil Pressure
Control Valve 40-29
4TN100RJF Lubrication System
Remove and Inspect Oil Pump 40-30
Assemble and Install Oil Pump 40-31
Remove and Inspect Oil Cooler 40-32
Assemble and Install Oil Cooler 40-32
Inspect Oil Cooler By-Pass Valve 40-33
Inspect Oil Pressure Control Valve 40-33
Inspect Piston Cooling Nozzles 40-34
Group 45—Cooling System
Essential Tools 45-1
Service Equipment and Tools 45-1
Thermostat and Housing
Remove 45-2
Install 45-4
Water Pump
Remove 45-7
Disassemble 45-9
Assemble 45-13
Install 45-21
Group 50—Fuel Injection Pump, Camshaft, and
Nozzles
Essential Tools 50-1
Service Equipment and Tools 50-1
Other Materials 50-2
Service Part Kits 50-2
Fuel Injection Pump (3TN66, 3TNA72)
Remove 50-3
Install 50-5
Fuel Injection Pump
(3TN75/3TN78/3TN82/3TN84/4TN78/4TN82/4
Remove 50-8
Install 50-10
Fuel Injection Pump (4TN100RJF)
Remove 50-12
Install 50-13
Continued on next page
Contents
CTM3 (03JAN90) ii 3TN/4TN Series Yanmar Engines
Fuel Injection Pump Camshaft
Remove (Early 3TNA72UJ) 50-14
Remove (3TN66 and Later 3TNA72) 50-17
Disassemble and Inspect 50-18
Assemble and Install 50-20
Pintle Type Fuel Injection Nozzle
Operation and Application 50-24
Remove 50-25
Test 50-27
Disassemble 50-29
Cross Section 50-30
Clean and Inspect 50-31
Assemble 50-31
Install 50-33
Hole Type Fuel Injection Nozzle
Operation and Application 50-35
Remove 50-36
Test 50-38
Disassemble 50-40
Clean and Inspect 50-41
Cross Section View 50-42
Assemble and Install 50-43
Group 55—Fuel Control and Governor Linkage
Service Equipment and Tools 55-1
Other Materials 55-1
Service Part Kits 55-1
Fuel Control and Governor Linkage (Early
3TNA72UJ)
Remove 55-2
Install 55-8
Fuel Control & Governor Linkage (3TN66
& Later 3TNA72)
Remove 55-13
Disassemble 55-15
Assemble 55-19
Install 55-21
Fuel Control and Governor Linkage
Service 55-22
Fuel Supply Pump (4TN100RJF)
Remove and Inspect 55-22
Assemble and Install 55-24
Group 60—Starter
Service Equipment and Tools 60-1
Starter Specifications 60-1
Starter Application Chart 60-1
Bench Test Starter (All Engines) 60-2

IMAGES PREVIEW OF THE MANUAL:

JOHN DEERE 3TN AND 4TN SERIES YANMAR DIESEL ENGINES TECHNICAL MANUAL(03-JAN-90) – PDF DOWNLOAD:

https://vimeo.com/670146974

PLEASE NOTE:

• This is the same manual used by the dealers to diagnose and troubleshoot your vehicle
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