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LiuGong CLG2020H/C2-2035H/C2 CLG2020G/C2-2035G/C2 Forklift Truck Service Manual

Original price was: $42.95.Current price is: $24.95.

Complete 366-page LiuGong service manual for the CLG2020H/C2-2035H/C2 and CLG2020G/C2-2035G/C2 forklift truck range, covering diesel, LPG and dual-fuel engine variants with full repair, overhaul and troubleshooting procedures. Instant PDF download.

SKU: HD-LIUGONG-CLG2020H2035H-SVC-202307000 Category: Tags: , , , Vendor: OverhaulDocs
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Description

LiuGong CLG2020H/C2-2035H/C2 CLG2020G/C2-2035G/C2 Forklift Truck Service Manual

This LiuGong CLG2020H/C2-2035H/C2 CLG2020G/C2-2035G/C2 Forklift Truck Service Manual is a 366-page factory-format workshop manual covering the complete CLG2020H, CLG2025H, CLG2030H, CLG2035H (diesel/Kubota V2403-CR-TE5B-LGF-1S) and CLG2020G, CLG2025G, CLG2030G, CLG2035G (Mitsubishi PSI-4G64 gasoline, Kubota WG2503-L-E3-LGF-1 single-fuel LPG, and Kubota WG2503-GL-E3-LGF-1 dual-fuel) forklift truck line. Document number 202307000, dated July 21, 2023, it is delivered as an instant-download PDF so you can start using it within minutes of purchase.

File Details

  • Manual type: Full service/repair (workshop) manual
  • Brand: LiuGong
  • Applicable models: CLG2020H/C2, CLG2025H/C2, CLG2030H/C2, CLG2035H/C2, CLG2020G/C2, CLG2025G/C2, CLG2030G/C2, CLG2035G/C2 forklift trucks
  • Document number: 202307000
  • Document date: July 21, 2023
  • Language: English
  • Page count: 366 pages
  • File format: PDF

Engine Coverage

This CLG2020H/C2-2035H/C2 CLG2020G/C2-2035G/C2 service manual documents four distinct engine configurations fitted across the range, each with its own identification, technical parameter table, and maintenance procedures: the Mitsubishi PSI-4G64 gasoline/LPG engine, the Kubota WG2503-L-E3-LGF-1 single-fuel LPG engine, the Kubota V2403-CR-TE5B-LGF-1S diesel engine, and the Kubota WG2503-GL-E3-LGF-1 dual-fuel engine. For every engine option the manual lists bore and stroke, compression ratio, rated power and speed, maximum torque, starter and alternator ratings, emissions compliance, and recommended oil grades by ambient temperature, along with the exact nameplate locations used to positively identify which engine is fitted to a given machine before ordering parts or beginning a repair.

Chapters Covered

  • General Information β€” machine and engine identification, general torque specification, unit conversion table, cable code identification, coating materials, weight table, oil specifications, main components, application and main specifications
  • Power System β€” engine system, air intake system, exhaust system, cooling system, fuel system, recommended oil and draining periods, engine removal and installation, faults and countermeasures
  • Power Train System β€” drive axle and transmission assembly, torque converter, oil feed pump, inching valve, clutch, differential assembly, front/rear wheel assemblies, steering axle, transmission test and adjustment, disassembly and assembly, faults and countermeasures
  • Hydraulic System β€” work hydraulic system, hydraulic oil tank, banked direction control valve assembly, oil pump assembly, steering hydraulic system, steering gear, hydraulic cooling system, mast hydraulic system, oil cylinder disassembly, common faults and reasons analysis
  • Brake System β€” brake master cylinder, wheel brake, service and auxiliary braking, parking brake system, brake valve, hand brake control lever, removal and installation, faults and countermeasures
  • Electrical System β€” module-by-module electrical diagnosis, sensors, electronic steering system, brake indicator system, lighting system, battery, preheating, horn, OPS, fault code table
  • Frame System β€” frame assembly, balance weight assembly, front rail plate, antislip pedal, side hood, steering axle, common faults and troubleshooting
  • Mast System β€” door frame system overview, two-stage and three-stage full-free masts, fork and fork arm carrier, door frame assembly, lifting and tilt cylinders, mast pipe installation, common fault analysis and troubleshooting
  • Covering Part System β€” floor assembly, access door, steering gear cover, instrument cover, rear cap, seat and engine hood, overhead guard
  • Appendix β€” hydraulic schematic diagram, electrical schematic diagram, brake schematic diagram

Together these ten sections take a technician from initial machine and engine identification through every major system on the CLG2020H/C2-2035H/C2 CLG2020G/C2-2035G/C2 forklift truck, ending with full-size hydraulic, electrical, and brake schematics for fast circuit tracing.

Complete PDF Bookmark Tree

Complete Bookmarks

The complete bookmarks in the β€œLiuGong CLG2020H/C2-2035H/C2 CLG2020G/C2-2035G/C2 Forklift Truck Service Manual” are as follows:

Contentp. 3
General Informationp. 5
Prefacep. 7
How to Read the Manualp. 9
Complete Machine Identification and Parameter Identificationp. 10
Engine Identificationp. 11
General Torque Specificationp. 14
Unit Conversion Tablep. 24
Cable Code Identificationp. 25
Coating Materialsp. 27
Weight Tablep. 28
Oil Specificationsp. 29
Main Components of the Machinep. 31
Application and Specificationp. 32
Applicationsp. 32
Main Specificationsp. 33
Power Systemp. 49
Basic Informationp. 51
Safetyp. 51
Compressed Airp. 51
Safe Disposal of Waste Fluidsp. 51
Preventing Burnsp. 51
Coolantp. 51
Fire & Explosion Preventionp. 52
Diethyl Etherp. 52
System Overviewp. 52
Structure and Functionp. 53
Engine Systemp. 53
Brief Introduction of Functionp. 53
Main Technical Parameters of Enginep. 54
Air Intake Systemp. 56
Brief Introduction of Functionp. 56
Schematic Diagramp. 56
Exhaust Systemp. 57
Function Introductionp. 57
Cooling Systemp. 57
Function Introductionp. 57
Schematic Diagramp. 58
Brief Introduction of Fuel System Functionp. 58
Recommended Oil and Draining Periodp. 59
Removal and Installationp. 60
Special Tools and Tooling Catalogp. 60
Removal and Installationp. 60
Enginep. 60
Removal of enginep. 60
Installation of enginep. 62
Air filterp. 63
Removal of air filterp. 63
Installation of air filterp. 64
After-treatment device assemblyp. 65
Removal of after-treatment device assemblyp. 65
Installation of after-treatment device assemblyp. 66
Radiator Assemblyp. 67
Removal of radiator assemblyp. 67
Installation of the radiator assemblyp. 69
Fuel Tank Cover Platep. 70
Removal of fuel tank cover platep. 70
Installation of fuel tank cover platep. 71
Faults and Countermeasuresp. 72
Power Train Systemp. 75
Safetyp. 77
System Overviewp. 80
System Parametersp. 81
Drive Axle – Transmission Assemblyp. 82
Drive Axle – Transmission Parameterp. 82
Transmission Principle (Rigid Connection)p. 84
Oil Line Working Principlep. 85
Structure Introductionp. 86
Hydraulic torque converterp. 89
Oil feed pump assemblyp. 90
Inching valve assemblyp. 91
Clutchp. 92
Differential assemblyp. 93
Cover and control valve assemblyp. 94
Front and Rear Wheel Assembliesp. 96
Front wheel assemblyp. 96
Rear wheel assemblyp. 97
Steering axlep. 98
Test and Adjustmentp. 99
Transmissionp. 99
Inspection of Transmission Oil Pressurep. 99
Inspection of hydraulic torque converter oilp. 100
Replacement of Transmission Oilp. 100
Drive Axlep. 102
Inspection of Drive Axle Oil Levelp. 102
Replacement of Drive Axle Oilp. 102
Removal and Installation, Disassembly and Assemblyp. 103
Special Tools and Tooling Catalogp. 103
Removal and Installationp. 103
Transmissionp. 103
Removal of Transmissionp. 103
Installation of transmissionp. 105
Drive Axlep. 106
Removal of Drive Axlep. 106
Installation of drive axlep. 107
Steering Axle Assemblyp. 108
Removal of Steering Axle Assemblyp. 108
Installation of Steering Axle Assemblyp. 108
Disassembly and Assemblyp. 109
Disassembly and Assembly of Transmission Assembly (Rigid Connection)p. 109
Disassembly of Transmission Assemblyp. 109
Installation of Transmission Assemblyp. 113
Drive Axlep. 114
Disassembly of Drive Axlep. 114
Installation of drive axlep. 115
Steering axlep. 116
Assembly of Steering Axlep. 118
Faults and Countermeasuresp. 119
Hydraulic Systemp. 121
Basic Informationp. 123
Safety Precautions for Hydraulic Systemp. 123
Compressed Airp. 123
High-pressure Solutionp. 123
Safe Disposal of Waste Liquidp. 123
Precautions for Accumulator Applicationp. 124
Preventing Extruding or Cut Offp. 124
Oilp. 124
Pipeline, Pipe and Hosep. 125
Precautions for Accessoriesp. 125
Overview of Hydraulic Systemp. 126
Technical Parameters of Hydraulic Systemp. 129
Schematic Diagram of Hydraulic Systemp. 131
Universal Tools and Tooling for Hydraulic Maintenancep. 132
Work Hydraulic Systemp. 133
Hydraulic Oil Tankp. 136
Mounting Position and Functional Structurep. 136
Assembly and Disassembly of Hydraulic Oil Tankp. 137
Banked Direction Control Valve Assemblyp. 140
Assembly and Disassembly of Banked Direction Control Valve Assemblyp. 140
Banked Direction Control Valve Assemblyp. 143
Removal and Installation of Banked Direction Control Valve Assemblyp. 143
Disassembly of Banked Direction Control Valvep. 146
Oil Pump Assemblyp. 149
Removal and Installation of Oil Pump Assemblyp. 149
Disassembly of Oil Pumpp. 152
Commissioning of Work Hydraulic Systemp. 154
Main Technical Parametersp. 154
Pressure Adjustment and Testp. 155
Steering Hydraulic Systemp. 156
Disassembly and Assembly for Steering Hydraulic Systemp. 157
Disassembly of Steering Wheel Assemblyp. 160
Disassembly of Steering Gearp. 162
Steering Pressure Testp. 165
Hydraulic Cooling Systemp. 166
Mast Hydraulic Systemp. 166
Removal and Installation of Mast Hydraulic Systemp. 169
Disassembly of Oil Cylinderp. 169
Disassembly of Two-Stage Standard Oil Cylinderp. 169
Disassembly of Two-Stage Full Free Cylinderp. 171
Disassembly of Three-Stage Full Free Cylinderp. 177
Speed Limit Valve and Explosion- Proof Valvep. 178
Working Principle of Speed Limit Valvep. 178
Working Principle of Explosion-Proof Valvep. 179
Tilt Cylinder Mounting Systemp. 180
Removal and Installation of Tilt Cylinder Mounting Systemp. 181
Disassembly of Tilt Cylinderp. 183
Common Faults and Reasons Analysisp. 185
Brake Systemp. 189
Safetyp. 191
System Overviewp. 191
Structure and Functionp. 192
Brake Master Cylinderp. 192
Technical Parameters and Specificationsp. 192
Component Structure Diagramp. 192
Maintenance Referencesp. 192
Wheel Brakep. 193
Technical Parameters and Specificationsp. 193
Component Structure Diagramp. 193
Functional Schematic Diagramp. 194
Maintenance Referencesp. 194
Service Brake System and Auxiliary Braking Systemp. 195
Brief Introduction of Functionp. 195
Schematic Diagramp. 196
Commissioning of the Service Brake Distancep. 197
Measurement Toolsp. 197
Preparationsp. 197
Test Methodp. 197
Result Evaluationp. 197
Adjustment Measuresp. 197
Commissioning of Pedal Heightp. 198
Commissioning Purposep. 199
Commissioning Methodsp. 199
Commissioning Parametersp. 199
Parking Brake Systemp. 199
Brief Introduction of Functionp. 199
Schematic Diagramp. 200
Commissioning of Ramp Parking Brakep. 200
Measurement Toolsp. 200
Preparationsp. 200
Test Methodp. 200
Result Evaluationp. 200
Adjustment Measuresp. 201
Removal & Installation and Maintenancep. 202
Brake valvep. 202
Removal of Brake Valvep. 202
Installation of Brake Main Pumpp. 203
Hand Brake Control Leverp. 204
Removal of Hand Brake Control Leverp. 204
Installation of Manual Brake Control Leverp. 204
Wheel Brakep. 205
Removal of Wheel Brakep. 205
Installation of wheel brakep. 206
Faults and Countermeasuresp. 207
Electrical Systemp. 209
Basic Informationp. 211
Overviewp. 218
Power Systemp. 219
Fuses and Relaysp. 219
Electric Lockp. 221
Instrument Systemp. 225
Alternatorp. 233
Starterp. 234
Sensorp. 237
Electronic Steering Systemp. 239
Brake Indicator Systemp. 245
Lighting Systemp. 248
Batteryp. 251
Preheatingp. 254
Hornp. 259
OPSp. 261
Table for Fault Codep. 262
Frame Systemp. 293
Safetyp. 295
Frame System Overviewp. 295
Structure and Functionp. 296
Subsystem Overviewp. 296
Frame assemblyp. 296
Balance weight assemblyp. 296
Removal and Installationp. 297
Front rail platep. 297
Removal of front rail platep. 297
Installation of Front Rail Platep. 298
Antislip pedalp. 299
Removal of Antislip Pedalp. 299
Installation of Antislip Pedalp. 299
Side hoodp. 300
Removal of Side Hoodp. 300
Installation of Side Hoodp. 300
Steering axlep. 301
Removal of Steering Axlep. 301
Installation of Steering Axlep. 301
Balance weight assemblyp. 302
Removal of Balance Weight Assemblyp. 302
Installation of Balance Weight Assemblyp. 302
Common faults and troubleshootingp. 303
Mast Systemp. 305
Door Frame System Overviewp. 307
Two-stage Wide-vision Door Framep. 308
Two-stage full-free mastp. 308
Three-stage full-free mastp. 308
Parameters of Mast Systemp. 309
Removal and Installation of Door Frame Systemp. 310
Removal and Installation of Forkp. 310
Removal and Installation of Fork Arm Carrierp. 312
Removal of Fork Arm Carrierp. 312
Installation of Fork Arm Carrierp. 314
Removal and Installation of Door Frame Assemblyp. 316
Disassembly and Assembly of Door Frame Assemblyp. 318
Disassembly of Door Frame Assemblyp. 318
Assembly of Door Frame Assemblyp. 320
Removal and installation of lifting cylinder (side cylinder)p. 323
Removal and installation of lifting cylinder (central cylinder)p. 325
Removal and Installation of Tilt Cylinderp. 327
Installation of Mast Pipep. 329
Two-stage common mastp. 329
Connectiong of Lifting Pipelinep. 329
Installation of Triple Pipep. 331
Installation of Four-way Pipelinep. 332
Two-stage full-free mastp. 333
Connectiong of Lifting Pipelinep. 333
Installation of triple linesp. 335
Installation of Four-way Pipelinep. 336
Three-stage full-free mastp. 337
Connectiong of Lifting Pipelinep. 337
Installation of Triple Pipep. 340
Installation of Four-way Pipelinep. 341
Common Fault Analysis and Troubleshootingp. 342
Covering Part Systemp. 343
Safetyp. 345
System Overviewp. 345
Function Introductionp. 345
Location diagramp. 345
Removal and Installationp. 346
Floor assemblyp. 346
Removal of floor assemblyp. 346
Installation of floor assemblyp. 347
Access Doorp. 348
Removal of access doorp. 348
Installation of access doorp. 348
Steering gear coverp. 349
Removal of steering gear coverp. 349
Installation of Steering Gear Coverp. 349
Instrument coverp. 350
Removal of instrument coverp. 350
Installation of instrument coverp. 350
Rear capp. 351
Removal of Rear Capp. 351
Installation of Rear Capp. 351
Seat and engine hoodp. 352
Removal of Seat and Engine Hoodp. 352
Installation of Seat and Engine Hoodp. 353
Overhead guardp. 354
Removal of overhead guardp. 354
Installation of Overhead Guardp. 355
Appendixp. 357
Hydraulic Schematic Diagramp. 359
Electrical Schematic Diagramp. 360
Brake Schematic Diagramp. 365

What This Manual Enables You To Do

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With this LiuGong CLG2020H/C2-2035H/C2 CLG2020G/C2-2035G/C2 forklift truck service manual on hand, you can identify the exact engine and machine fitted using the PIN and engine nameplate locations, follow the correct oil, fuel, and lubricant specifications and change intervals for every fluid on the machine, remove and install the engine, transmission, drive axle, and hydraulic components using the documented procedures, adjust brake pedal height and service brake distance to factory settings, diagnose electrical faults module by module using the fault code table and wiring diagrams, and disassemble, rebuild, and reinstall the mast, lift cylinders, and steering system to the general torque specifications listed in the manual. Working from correct factory procedures and torque values protects the machine from improper repairs, keeps warranty and safety compliance intact, and reduces guesswork and repeat repairs. This is an instant PDF download β€” there is no physical item shipped, so you can open it immediately on a PC, tablet, or phone, search it by keyword, and print any page you need in the shop.

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