TCM L20-3 Wheel Loader Service Manual SEW-648CE – PDF DOWNLOAD
FILE DETAILS:
TCM L20-3 Wheel Loader Service Manual SEW-648CE – PDF DOWNLOAD
Language : English
Pages : 186
Downloadable : Yes
File Type : PDF
Size: 7.02 MB
IMAGES PREVIEW OF THE MANUAL:
DESCRIPTION:
TCM L20-3 Wheel Loader Service Manual SEW-648CE – PDF DOWNLOAD
FOREWORD:
- TCM offers a wide variety of wheel loaders which have been enthusiastically welcomed by users all over
the world. TCM Model L20-3, an articulated type wheel loader, is the latest product developed from years of
research and experience. To get the most of the loader, it is required that you become familiar with its
features, construction, operating and maintenance procedures. - This Service Manual explains the structure of the L20-3 wheel loader for service personnel and shop
workers. We hope it will be your reference guide during servicing jobs. - For standard service values and the procedure for inspection, see the Inspection Manual and for the procedure
for maintaining each component unit, see the Shop Manual of their respective components. - The descriptions and specifications described in this manual are subject to change without notice.
TABLE OF CONTENTS:
TCM L20-3 Wheel Loader Service Manual SEW-648CE – PDF DOWNLOAD
0 SPECIFICATIONS 1
0 1 OUTER VIEWS 1
0 2 SPECIFICATIONS 2
1 ENGINE AND RELATED COMPONENTS 5
1 1 ENGINE 5
1 2 LUBRICATING SYSTEM 9
1 3 COOLING SYSTEM 10
1 4 FUEL SYSTEM 12
1 5 INTAKE AND EXHAUST SYSTEM 14
1 6 ELECTRICAL SYSTEM 16
1 7 ENGINE CONTROL UNIT 18
2 POWER TRAIN 21
2 1 DRIVE UNIT 22
2 2 TORQUE CONVERTER 27
2 3 TRANSMISSION 30
2 3 1 CLUTCH SHAFT 30
2 3 2 POWER FLOW 33
2 3 3 TRANSMISSION CONTROL VALVE 35
2 3 4 TRANSMISSION CONTROL 49
2 3 5 AUTOMATIC TRANSMISSION (ATM) [OPTION] 54
2 4 OIL CIRCULATION ROUTE 63
2 5 PROPELLER SHAFTS 65
2 6 DRIVE AXLES (FRONT AND REAR) 67
2 6 1 DRIVE AXLE 67
2 6 2 DIFFERENTIAL 71
2 6 3 FINAL REDUCTION GEAR 73
2 7 WHEEL ASSEMBLY (TIRE AND WHEEL) 75
2 7 1 TIRE , 75
2 7 2 WHEEL 75
3 BRAKE SYSTEM 77
3 1 SERVICE BRAKE 78
3 1 1 GENERAL DESCRIPTION (BRAKE LINE) 78
3 1 2 BRAKE VALVE 86
3 1 3 SPLIT CYLINDER 90
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3 1 4 DISK BRAKE 92
3 1 5 OTHER COMPONENTS 93
3 2 PARKING BRAKE 95
3 2 1 GENERAL DESCRIPTION (BRAKE LINE) 96
3 2 2 PARKING BRAKE VALVE 99
3 2 3 DISK BRAKE 100
4 STEERING SYSTEM 101
4 1 GENERAL DESCRIPTION 101
4 2 OIL CIRCULATION ROUTES 103
4 3 STEERING WHEEL UNIT 104
4 4 STEERING VALVE (ORBITROL) 105
4 5 PRIORITY VALVE 110
4 6 STEERING CYLINDER 115
5 FRAME AND COCKPIT 111
5 1 FRAME 117
5 2 CENTER HINGE PIN 119
6 HYDRAULIC SYSTEM 121
6 1 OIL CIRCULATION ROUTES (HYDRAULIC CIRCUIT DIAGRAM) 121
6 2 PUMP 123
6 2 1 MAIN PUMP 123
6 2 2 CHARGING PUMP (BRAKE PUMP) 124
6 3 CONTROL VALVE 127
6 3 1 GENERAL DESCRIPTION 127
6 3 2 OPERATION 130
6 3 3 RELIEF VALVE 134
6 4 VALVE CONTROLS 137
6 5 OIL TANK 139
7 LOAD HANDLING SYSTEM 141
7 1 BOOM, BELLCRANK AND BUCKET 142
7 1 1 GENERALDESCRIPTION 142
7 1 2 BUCKET 145
7 1 3 BUCKET LEVELER 146
7 1 4 BOOM KICKOUT (OPTION) 147
7 2 CYLINDER 148
7 2 1 BOOM CYLINDER 148
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7 2 2 BUCKET CYLINDER 142
7 3 ANTI-PITCHING SYSTEM (APS) [OPTION] 151
8 ELECTRIC SYSTEM 157
8 1 LIGHTING EQUIPMENT 157
8 2 METERS AND SWITCHES 158
8 2 1 MONITOR LAMPS (CLUSTER GAUGE UNIT) 158
8 2 2 LIGHTING SWITCH 161
8 2 3 TURN SIGNAL SWITCH 161
8 3 RELAY MOUNTING LOCATION 162
8 4 ELECTRIC CIRCUIT DIAGRAM 163
9 AIR CONDITIONER (OPTION) 167
9 1 GENERAL DESCRIPTION 168
9 1 1 OPERATING PRINCIPLE 168
9 1 2 AIR CONDITIONER UNIT 170
9 1 3 COMPRESSOR 171
9 1 4 RECEIVER TANK 172
9 1 5 CONDENSER 173
9 1 6 AIR CONDITIONER PIPING 174
VIDEO PREVIEW OF THE MANUAL:
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