This Complete Factory Yanmar EF 453T Diesel Tractor Service Repair Workshop Manual includes needed instructions to maintain and service your tractor using detailed diagrams and manufacturers specifications.

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* PAGES: 219
* SEARCHABLE - BOOKMARKED - INDEXED
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CONTENTS:

0 INTRODUCTION
To The Owner
Important Warranty Information
Declaration Of Conformity
Maintenance
Supply Period For Maintenance Parts
Improvements
Symbol Indication

0.1 Precautions For The Safe Services
0.2 After Sales Service And Warranty
0.3 General Precautions For Services
0.3.1 General
0.3.2 Usage Of The Liquid Gasket
0.3.3 Screw Tightening Torque Table
0.3.4 Fuse Box
0.3.5 Part Names
0.3.6 Safety Label Location
0.3.7 Specifications
0.3.8 Tractor Mass And Tire Specification

1 PERIODICAL INSPECTION
1.1 Check Intervals
1.2 Oil And Grease
1.3 Oil And Water Volume
1.4 Equivalent To Tf-500
1.5 Replacing Oil
1.6 Replacing Respective Elements
1.7 Replacing Cooling Water
1.8 Removing Water From Water Separator
1.9 Replacing Radiator Screen And Air
Cleaner Elements
1.10 Checking Battery
1.11 Checking Fluid Lines
1.12 Checking Electrical Wiring
1.13 Greasing
1.14 Adjusting Brake
1.15 Adjusting Clutch
1.16 Adjusting Steering Wheel
1.17 Adjusting Fan Belt
1.18 Adjusting Tow-In
1.19 Replacing Fuse
1.20 Checking Tires
1.21 Color Of Exhaust Gas

2 ROUGH DISASSEMBLY OF COMPONENTS
2.1 REMOVING THE ENGINE BONNET COVER
2.1.1 Removing/mounting the side covers
2.1.2 Removing the engine bonnet cover
2.2 REMOVING THE FENDER
2.2.1 Removing the fuel tank shroud
2.2.2 Removing the nuts and bolts that secure the fender
2.3 REMOVING THE STEP
2.4 REMOVING THE SEAT STAY
2.5 CLUTCH HOUSING
2.5.1 Separation
2.5.2 Docking
2.6 TRANSMISSION
2.6.1 Separating the hydraulic cylinder case
2.6.2 Separating the clutch housing and transmission
2.6.3 Rear axle
2.6.4 PTO module
2.7 FRONT AXLE UNIT

3 ENGINE
3.1 FUEL SYSTEM
3.1.1 Flow of fuel and layout of components
3.1.2 Water separator
3.1.3 Fuel feed pump
3.1.4 Fuel filter
3.1.5 Fuel injection pump (Type MP4 direct-injection
pump)
3.1.6 Fuel injection nozzles
3.2 COMBUSTION SYSTEM
3.2.1 Low emission technology applied to TNV engine
3.2.2 Cold starter
3.2.3 Revolution timer
3.2.4 Load timer
3.3 LUBRICATING OIL SYSTEM
3.3.1 Flow of lubricating oil
3.3.2 Lubrication oil pump (LO pump)
3.3.3 Lubricating oil filter (LO filter)
3.3.4 Hydraulic switch
3.4 COOLING WATER SYSTEM
3.4.1 Flow of cooling water
3.4.2 Main components
3.4.3 Fuel injection pump
3.4.4 Piston
3.4.5 Checking pressures
3.4.6 Maintenance criteria
3.5 ADJUSTMENT SPECIFICATIONS
3.5.1 Engine adjustments
3.5.2 Cylinder head
3.5.3 Intake/exhaust valve and guide
3.5.4 Valve spring
3.5.5 Locker arm and shaft
3.5.6 Push rod
3.5.7 Camshaft
3.5.8 Idle gear shaft and bushing
3.5.9 Timing gear backlash
3.5.10 Cylinder block
3.5.11 Crankshaft
3.5.12 Thrust bearing
3.5.13 Piston
3.5.14 Piston rings
3.5.15 Connecting rod
3.5.16 Tappet
3.5.17 Lubricating oil pump (trochoid pump)
3.5.18 Tightening torque tables

4 CLUTCH
4.1 STRUCTURE AND FUNCTIONS
4.1.1 Outline
4.2 DISASSEMBLY AND ASSEMBLY
4.2.1 Disassembly
4.2.2 Reassembly

5 TRANMISSION
5.1 POWER TRANSMITTING DIAGRAM
5.2 TRANSMISSION SYSTEM CROSS-SECTION
5.3 TRANSMISSION SYSTEM
5.3.1 Main shift module
5.3.2 Reverse shift module
5.3.3 Range shift module
5.3.4 Front drive
5.3.5 PTO shift module
5.4 TRANSMISSION (CLUTCH HOUSING CASE SIDE)
5.4.1 Each gear in the main shift module
5.4.2 Disassembly
5.4.3 Main shift section
5.5 TRANSMISSION (TRANSMISSION HOUSING
CASE SIDE)
5.5.1 You will find the range shift,
5.5.2 Disassembly
5.5.3 PTO module

6 REAR AXLE AND BRAKE
6.1 STRUCTURE AND FUNCTIONS
6.1.1 Structure drawing
6.1.2 Differential
6.1.3 Final drive system
6.1.4 Brake
6.2 DISASSEMBLY AND ASSEMBLY
6.2.1 Differential
6.2.2 Axle oil seal
6.2.3 Planetary gears and axle shaft

7 FRONT AXLE
7.1 STRUCTURE AND FUNCTIONS
7.2 CROSS-SECTION VIEW
7.3 FRONT WHEEL ALIGNMENT
7.4 DISASSEMBLING THE FRONT BEARING CASE
7.5 DISASSEMBLING THE FRONT GEAR BOX
7.6 DISASSEMBLING AND REASSEMBLING THE
FRONT DIFFERENTIAL SECTION
7.6.1 Disassembly
7.6.2 Reassembly

8 POWER STEERING
8.1 STRUCTURE AND FUNCTIONS
8.1.1 Structure drawing
8.1.2 Hydraulic circuit
8.1.3 Power steering valve functions
8.1.4 Hydraulic pump
8.1.5 Power steering
8.2 POWER STEERING VALVE
8.2.1 Removing power steering valve assembly
8.2.2 Power steering relief pressure
8.2.3 Disassembly

9 HYDRAULIC LIFT UNIT
9.1 STRUCTURE AND FUNCTIONS
9.1.1 Hydraulic line
9.1.2 Hydraulic cylinder case
9.1.3 Control valve
9.1.4 Relief valve
9.1.5 Safety valve
9.1.6 Stop valve
9.1.7 Hydraulic pump, exploded view
9.1.8 Position feedback link
9.1.9 Oil flow
9.1.10 Oil flow at Neutral
9.2 ASSEMBLY AND CHECK
9.2.1 Assembling/disassembling the control valve
9.2.2 Control valve, exploded view
9.2.3 Main relief pressure
9.2.4 Adjusting the position feedback rod
9.3 HYDRAULIC POWER TAKE OFF
9.3.1 For single action, pump trailer etc.
9.3.2 For double action, front blade etc.
9.3.3 Hydraulic pressure flow

10 ELECTRIC EQUIPMENT
10.1 ENGINE START CIRCUIT
10.1.1 Location and operation of components
10.1.2 Circuit diagram
10.1.3 Checkpoints of electrical equipment
10.2 CHARGING CIRCUIT
10.2.1 Location and operation of components
10.2.2 Circuit diagram
10.2.3 Checkpoints of electrical equipment
10.3 ALARM CIRCUIT
10.3.1 Location and operation of components
10.3.2 Circuit diagram
10.3.3 Checkpoints of electrical equipment
10.4 SAFETY CIRCUIT
10.4.1 Location and operation of components
10.4.2 Circuit diagram
10.4.3 Checkpoints of electrical equipment

11 APEENDIXES
11.1 HYDRAULIC CIRCUIT DIAGRAM
11.1.1 WIRING HARNESS, A
11.1.2 WIRING HARNESS, B
11.2 LOCATION OF ELECT
11.3 ELECTRICAL WIRING DIAGRAM
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