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TYM T390 Service Manual
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SECTION 2. SPECIFICATIONS
55
˚
Φ
55
Φ
55
Φ
35
Φ
80
Front wheel steering angles
Case bush bore (mm)
Case shaft Diameter (
mm)
Bearing cover shaft diameter (mm)
Pivot metal (F) bush bore (mm)
Front diff holder (mm)
Φ
80
Center Pivot Axle diamet
er front axle (mm)
Front axle
2~6
Toe-in (mm)
Wheel alignment
T390//T430
6-2
Fig.6-2
137
139
Table of Contents
T390/T400/T430/T450
1
Default Chapter
1
Table of Contents
1
Chapter 1. Introduction
3
Safety Decals
12
Chapter 2 . Disassembly and Reassembly of Major Point
15
Chapter 3 . Engine Accessories
15
Chapter 4 . Clutch System
15
Chapter 5. Transmission
15
Universal Symbols
15
Chapter 6. Front Axle (4WD)
26
Chapter 6. Front Axle (Sheet Metal)
26
Maintenance Chart
27
Chapter 2 Disassembly and Reassembly of Major Components
30
Default Chapter
31
Before Operation
31
Chapter 7 . Rear Axle and Brakes
36
Chapter 8. Power Steering System
36
Separation of the Engine and Front Axle Bracket
36
Separation of the Front Transmission and Spacer Transmission
40
Separation of the Spacer Transmission and Rear Transmission
44
Separation of the Rear Transmission and Rear Axle Housing
46
Separation of the Rear Transmission and Cylinder Case
48
Engine Accessories
49
Section 1. Radiator
51
Radiator
52
Specifications
52
Removal of the Radiator
52
Inspection of each Part
52
Radiator Reassembly
54
Daily Inspection
54
Trouble Shooting
55
Section 2. Air Cleaner System
56
General Description
56
Inspection of each Part
58
Cleaning of the Air Cleaner
58
Element Installation
59
Table of Contents
60
Section 1. General Description
61
Section 2. Specifications
62
Section 3. Disassembly,Inspection,And Reassembly-4-3
63
Main Clutch
63
Clutch Shaft and Related Parts
68
Final Adjustment of the Clutch Pedal
69
Section 4. Troubleshooting
70
Chapter 5 Transmission
72
Power Train Diagrams
73
PTO Drive System
73
Section 1.General Description
73
Wheel Driving System
73
Speed Shift Patterns and Gear Train Diagrams
74
Construction and Function of Synchromesh Mechanism
77
PTO Drive System
79
Input Shaft and Reverse Change Gear(Front Transmission)
80
PTO Clutch
87
Main Change,Sub-Change,And 4WD Change Gears
90
Rear Transmission
100
Shifters and Related Parts
109
Section 2. Specifications
79
Wheel Drive System
79
Section 4. Troubleshooting
118
Wheel Drive System
118
PTO Drive System
119
Power Train Diagrams
120
Front Axle
121
Steering Cylinder
135
Chapter 6 Front Axle(4WD)
137
Section 1.General Description
137
Section 2. Specifications
138
Center Pivot
139
Disassembly
140
Inspection
140
Reassembly
141
Front Differential
142
Disassembly
143
Inspection
144
Reassembly
144
Final Case
145
Inspection
147
Reassembly
148
Section 4.Trouble Shooting
150
Chapter 8 Power Assisted Steering System
159
Power Assisted Steering System
160
Section 2. Specifications
161
Gear Pump
161
Oil Tank
161
Section 3. Function
162
Open Center Non Load Reaction
162
Section 4.Disassembly,Inspection,And Reassembly
166
Disassembly
167
Section 5. Troubleshooting
172
Table of Contents
175
Chapter 9 Hydraulic System
176
Section 1. General Description
176
Section 2.Specifications
177
Section 3. Disassembly and Adjustment
178
Hydraulic System
178
Disassembly
179
Reassembly
180
Adjustment of the Link Mechanism
183
Main Control Valve
185
Flow-Divider
193
Pressure Control Valve
196
Safety Valve
201
Relief Valve
201
Gear Pump
203
Filter
209
SECTION 5.Remote Hydraulic Control(Optional)
210
General Description
210
Functions
210
Specifications
211
Hydraulic System
212
Section 1. General Description
213
Section 2.Specifications
215
Disassembly
217
Reassembly
217
General Precautions
217
Special Jigs for Link Adjustment
223
Main Control Valve
224
Flow-Divider
233
Safety Valve
248
Relief Valve
248
Gear Pump
250
Filter
255
SECTION 5.Remote Hydraulic Control(Optional)
256
General Description
256
Functions
256
Specifications
257
Section 6. Troubleshooting
258
Chapter 10 Electrical Accessory and Instruments
262
Section 1. General Description
263
Section 2. Specifications
263
Section 3. Battery
264
Inspection
264
Inspection of Electrolyte Level
264
Inspection of Electrolyte Specific Gravity
264
Battery Testing Chart
265
SECTION 4. Meters and Switches
267
Meters
267
Removal
267
Tacho/Hour Meter
267
Fuel Gauge and Fuel Gauge Sensor
267
Thermometer
268
Starter Switch
268
Combination Switch
269
Stop Light Switch
270
Relay Unit
270
Fuse
270
Section 5. Earthing Point
273
Section 6. Wiring Diagram
275
Section 7. Troubleshooting
276
Section 1. Service Standards
282
Engine Accessories
282
Transmission
284
Electrical Equipment
290
Section 3. Conversion Tables
294
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TYM T390 Specifications
General
Brand
TYM
Model
T390
Category
Tractor
Language
English
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