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120H Motor Grader 12400001-UP (MACHINE) POWERED BY 3126B Engine OPERATOR STATION Caterpillar SIS




Parts group 120H:

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OPERATOR STATION

Information:

(For parts list, see above)

Operation and Maintenance Manual
Radiator Core - Clean
120H and 135H Motor Graders
Evaporator Coil and Heater Coil - Clean
120H and 135H Motor Graders
Radiator - Clean
120H and 135H Motor Graders
Condenser (Refrigerant) - Clean
120H and 135H Motor Graders
Refrigerant Dryer - Replace
120H and 135H Motor Graders
Special Instruction
Refrigerant Compressor Functional Test for All Caterpillar Machines{1802}
Refrigerant Compressor Functional Test for All Caterpillar Machines{1802}
Specifications
Refrigerant Compressor
Air Conditioning and Heating R134a for All Caterpillar Machines
Air Conditioner
120H and 135H Motor Graders Power Train
System Capacities for Refrigerant (Motor Graders)
Air Conditioning and Heating R134a for All Caterpillar Machines
Tool Operating Manual
Crimping 1028 Thermoplastic Hose, 2760 Reduced Diameter Thermoplastic Hose, and 1543 Air Conditioning Hose{0374, 0599, 0684, 1808, 1812, 7554}
Crimping 1028 Thermoplastic Hose, 2760 Reduced Diameter Thermoplastic Hose, and 1543 Air Conditioning Hose{0374, 0599, 0684, 1808, 1812, 7554}
Systems Operation
Refrigerant Compressor
Air Conditioning and Heating R134a for All Caterpillar Machines
Glossary of Terms
Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant Expansion Valve System
Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant Orifice Tube System
Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant Condenser
Air Conditioning and Heating R134a for All Caterpillar Machines
Evaporator Coil
Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant Compressor Protection System
Air Conditioning and Heating R134a for All Caterpillar Machines
Identifying the Air Conditioning System
Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant Expansion Valve
Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant Accumulator
Air Conditioning and Heating R134a for All Caterpillar Machines
In-line Refrigerant Dryer
Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant Receiver-Dryer
Air Conditioning and Heating R134a for All Caterpillar Machines
Identifying the Heating System
Air Conditioning and Heating R134a for All Caterpillar Machines
Temperature Control
Air Conditioning and Heating R134a for All Caterpillar Machines
Identifying the Refrigerant
Air Conditioning and Heating R134a for All Caterpillar Machines
Service Intervals
Air Conditioning and Heating R134a for All Caterpillar Machines
Condensate Drainage System
Air Conditioning and Heating R134a for All Caterpillar Machines
Cab Pressurization and Filtration System
Air Conditioning and Heating R134a for All Caterpillar Machines
General Information
Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant Orifice Tube Assembly
Air Conditioning and Heating R134a for All Caterpillar Machines
Testing and Adjusting
Refrigerant Recovery
Air Conditioning and Heating R134a for All Caterpillar Machines
Manifold Gauge Set (Refrigerant) - Install
Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant System - Charge
Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant System - Evacuate
Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant Leakage - Test
Air Conditioning and Heating R134a for All Caterpillar Machines
Manifold Gauge Set (Refrigerant) - Remove
Air Conditioning and Heating R134a for All Caterpillar Machines
Electronic Heat Control - Test
Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant Compressor - Test
Air Conditioning and Heating R134a for All Caterpillar Machines
Air Conditioning Performance - Test
Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant Oil - Test
Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant System - Flush
Air Conditioning and Heating R134a for All Caterpillar Machines
Machine Preparation for Testing and Adjusting
Air Conditioning and Heating R134a for All Caterpillar Machines
Compressor Protection System - Test
Air Conditioning and Heating R134a for All Caterpillar Machines
Heater Performance - Test
Air Conditioning and Heating R134a for All Caterpillar Machines
Troubleshooting
Required Tools
Air Conditioning and Heating R134a for All Caterpillar Machines
Machine Preparation for Troubleshooting
Air Conditioning and Heating R134a for All Caterpillar Machines
General Troubleshooting Information
Air Conditioning and Heating R134a for All Caterpillar Machines
Visual Inspection (Troubleshooting)
Air Conditioning and Heating R134a for All Caterpillar Machines
Heating System Troubleshooting
Air Conditioning and Heating R134a for All Caterpillar Machines
Troubleshooting Condensate Drainage System
Air Conditioning and Heating R134a for All Caterpillar Machines
Air Conditioning System Troubleshooting
Air Conditioning and Heating R134a for All Caterpillar Machines
Troubleshooting Heating and Air Conditioning Control System
Air Conditioning and Heating R134a for All Caterpillar Machines
Automatic Temperature Control Panel Troubleshooting - 584 and 584HD Forwarders
Air Conditioning and Heating R134a for All Caterpillar Machines
Automatic Temperature Control System (ECM Controlled) Troubleshooting
Air Conditioning and Heating R134a for All Caterpillar Machines
General Troubleshooting Information
Air Conditioning and Heating R134a for All Caterpillar Machines
Disassembly and Assembly
Refrigerant Expansion Valve - Remove and Install
Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant Compressor - Remove and Install
Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant Accumulator - Remove and Install
Air Conditioning and Heating R134a for All Caterpillar Machines
Blower Motor (Air Conditioner and Heater) - Remove and Install
120H and 135H Motor Graders Machine Systems
Evaporator Coil and Heater Coil - Remove and Install
120H and 135H Motor Graders Machine Systems
Refrigerant Compressor - Remove and Install
120H and 135H Motor Graders 3126B Engine Supplement
Refrigerant Condenser - Remove and Install
120H and 135H Motor Graders 3126B Engine Supplement
Air Conditioner Lines - Remove and Install
Air Conditioning and Heating R134a for All Caterpillar Machines
Machine Preparation for Disassembly and Assembly
Air Conditioning and Heating R134a for All Caterpillar Machines
In-Line Refrigerant Dryer - Remove and Install
Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant Receiver-Dryer - Remove and Install
Air Conditioning and Heating R134a for All Caterpillar Machines
General Information
Air Conditioning and Heating R134a for All Caterpillar Machines
Refrigerant Orifice Tube Assembly - Remove and Install
Air Conditioning and Heating R134a for All Caterpillar Machines
Service Magazine
Nexus Retrofit Air Conditioning and Heating Parts for Other Than Caterpillar Construction Equipment and On-Highway Trucks {7320}
Nexus Retrofit Air Conditioning and Heating Parts for Other Than Caterpillar Construction Equipment and On-Highway Trucks {7320}
Operation and Maintenance Manual
Alternate Exit
120H and 135H Motor Graders
Operator Controls
120H and 135H Motor Graders
Special Instruction
Replacing Bonded Windows {7310}
Replacing Bonded Windows {7310}
Improving the Environment of the Operator{7301}
Improving the Environment of the Operator{7301}
Installation of CAESultra for Landfill Compactors, Motor Graders, Wheel Dozers, and Wheel Loaders{1408, 7009, 7010, 7338, 733T, 7490, 7604}
Installation of CAESultra for Landfill Compactors, Motor Graders, Wheel Dozers, and Wheel Loaders{1408, 7009, 7010, 7338, 733T, 7490, 7604}
Disassembly and Assembly
Cab - Remove
120H and 135H Motor Graders Machine Systems
Cab - Install
120H and 135H Motor Graders Machine Systems
Service Magazine
Operation and Maintenance Manual
Brakes, Indicators and Gauges - Test
120H and 135H Motor Graders
Special Instruction
Incorrect Output Signal from Rotary Position Sensor in Certain Cat Products{1913, 4809, 5737}
Incorrect Output Signal from Rotary Position Sensor in Certain Cat Products{1913, 4809, 5737}
Technical Information Bulletin
Specifications
Operator Console
120H and 135H Motor Graders Hydraulic and Steering System
Service Magazine
Special Instruction
Incorrect Output Signal from Rotary Position Sensor in Certain Cat Products{1913, 4809, 5737}
Incorrect Output Signal from Rotary Position Sensor in Certain Cat Products{1913, 4809, 5737}
Technical Information Bulletin
Disassembly and Assembly
Governor Control - Remove and Install
120H and 135H Motor Graders Machine Systems
Specifications
Steering Control Group
120H and 135H Motor Graders Hydraulic and Steering System
Disassembly and Assembly
Metering Pump (Steering) - Remove and Install
120H and 135H Motor Graders Machine Systems
Service Magazine
Operation and Maintenance Manual
Alternate Exit
120H and 135H Motor Graders
Special Instruction
Replacing Bonded Windows {7310}
Replacing Bonded Windows {7310}
Service Magazine
Proper Maintenance Improves Performance of Lock Cylinders {0645, 7273, 7308}
Proper Maintenance Improves Performance of Lock Cylinders {0645, 7273, 7308}
Disassembly and Assembly
Blower Motor (Air Conditioner and Heater) - Remove and Install
120H and 135H Motor Graders Machine Systems
Operation and Maintenance Manual
Cab Air Filter - Clean/Replace
120H and 135H Motor Graders
Service Magazine
Operation and Maintenance Manual
Evaporator Coil and Heater Coil - Clean
120H and 135H Motor Graders
Tool Operating Manual
Crimping 1028 Thermoplastic Hose, 2760 Reduced Diameter Thermoplastic Hose, and 1543 Air Conditioning Hose{0374, 0599, 0684, 1808, 1812, 7554}
Crimping 1028 Thermoplastic Hose, 2760 Reduced Diameter Thermoplastic Hose, and 1543 Air Conditioning Hose{0374, 0599, 0684, 1808, 1812, 7554}
Systems Operation
Glossary of Terms
Air Conditioning and Heating R134a for All Caterpillar Machines
Identifying the Heating System
Air Conditioning and Heating R134a for All Caterpillar Machines
Service Intervals
Air Conditioning and Heating R134a for All Caterpillar Machines
Testing and Adjusting
Electronic Heat Control - Test
Air Conditioning and Heating R134a for All Caterpillar Machines
Troubleshooting
Required Tools
Air Conditioning and Heating R134a for All Caterpillar Machines
Heating System Troubleshooting
Air Conditioning and Heating R134a for All Caterpillar Machines
Troubleshooting Heating and Air Conditioning Control System
Air Conditioning and Heating R134a for All Caterpillar Machines
Automatic Temperature Control Panel Troubleshooting - 584 and 584HD Forwarders
Air Conditioning and Heating R134a for All Caterpillar Machines
Automatic Temperature Control System (ECM Controlled) Troubleshooting
Air Conditioning and Heating R134a for All Caterpillar Machines
Disassembly and Assembly
Blower Motor (Air Conditioner and Heater) - Remove and Install
120H and 135H Motor Graders Machine Systems
Evaporator Coil and Heater Coil - Remove and Install
120H and 135H Motor Graders Machine Systems
Specifications
Air Horn
120H and 135H Motor Graders Air System and Brakes
Solenoid Valve (Air Horn)
120H and 135H Motor Graders Air System and Brakes
Systems Operation
Air Horn
120H, 12H, 135H, 140H, 143H, 160H and 163H Motor Graders Air System and Brakes
Specifications
Position Sender (Articulation)
120H and 135H Motor Graders Hydraulic and Steering System
Troubleshooting
CID 0548 FMI 06 Throttle Lock Lamp short
3126B Engine for Caterpillar Built Machines
CID 0548 FMI 05 Throttle Lock Lamp open circuit
3126B Engine for Caterpillar Built Machines
Throttle Lock Lamp Circuit - Test
3126B Engine for Caterpillar Built Machines
Service Magazine
Technical Information Bulletin
New Method for Shipping Mirrors for the Motor Graders
New Method for Shipping Mirrors for the Motor Graders
Special Instruction
Diesel Particulate Filter Monitoring System {108F, 7490}
Diesel Particulate Filter Monitoring System {108F, 7490}
WAVS Installation Guide for Generic Applications{7347, 7348}
WAVS Installation Guide for Generic Applications{7347, 7348}
Generation 3 DPFdm Diagnostic Module Installation Manual - California Only {1000, 1091, 7490}
Generation 3 DPFdm Diagnostic Module Installation Manual - California Only {1000, 1091, 7490}
Installation and Operation of the Exhaust Monitor Used in All Diesel Particulate Filter (DPF) Retrofit Emissions Applications{1091, 1408, 7490, 7498}
Installation and Operation of the Exhaust Monitor Used in All Diesel Particulate Filter (DPF) Retrofit Emissions Applications{1091, 1408, 7490, 7498}
Installation and Operation of the Caterpillar Diesel Particulate Filter (DPF) and the Diagnostic Module for Non-Road Machine Applications (Non-California Applications) {108F, 1091, 7490}
Installation and Operation of the Caterpillar Diesel Particulate Filter (DPF) and the Diagnostic Module for Non-Road Machine Applications (Non-California Applications) {108F, 1091, 7490}
Installation of CAESultra for Landfill Compactors, Motor Graders, Wheel Dozers, and Wheel Loaders{1408, 7009, 7010, 7338, 733T, 7490, 7604}
Installation of CAESultra for Landfill Compactors, Motor Graders, Wheel Dozers, and Wheel Loaders{1408, 7009, 7010, 7338, 733T, 7490, 7604}
Installation of Cat<SUP>&reg;</SUP> Terrain for Landfill Compactors, Motor Graders, Wheel Dozers, and Wheel Loaders {7605}
Installation of Cat® Terrain for Landfill Compactors, Motor Graders, Wheel Dozers, and Wheel Loaders {7605}
WAVS Generic Installation Guide for Certain Cat<SUP>&reg;</SUP> Products{7347, 7348}
WAVS Generic Installation Guide for Certain Cat® Products{7347, 7348}
Installation of G610 Hardware for Cat<SUP>&reg;</SUP> Terrain for Motor Graders, Wheel Dozers, and Wheel Loaders {7605}
Installation of G610 Hardware for Cat® Terrain for Motor Graders, Wheel Dozers, and Wheel Loaders {7605}
Installation Guide for the Tire Monitoring System on Cat<SUP>&reg;</SUP> and Non-Cat Equipment {4203, 7490}
Installation Guide for the Tire Monitoring System on Cat® and Non-Cat Equipment {4203, 7490}
Installation Procedure for Blade Slope Indication (IMU Sensor) kit on Certain Motor Graders {1408, 1439, 1901, 7490, 7620}
Installation Procedure for Blade Slope Indication (IMU Sensor) kit on Certain Motor Graders {1408, 1439, 1901, 7490, 7620}
Troubleshooting
CID 0562 FMI 09 Unable to Communicate with Cat Monitoring System
3126B Engine for Caterpillar Built Machines
Service Magazine
New Software For EMS III Is Now Used on Certain Cat<SUP>&reg;</SUP> Products {7478, 7490, 7620}
New Software For EMS III Is Now Used on Certain Cat® Products {7478, 7490, 7620}
Engine News
New CAT Inspect Form Available for EMCP Troubleshooting and Inspection {0374, 4490, 7451, 7620}
New CAT Inspect Form Available for EMCP Troubleshooting and Inspection {0374, 4490, 7451, 7620}
Operation and Maintenance Manual
Brakes, Indicators and Gauges - Test
120H and 135H Motor Graders
Monitoring System
120H and 135H Motor Graders
Operator Controls
120H and 135H Motor Graders
Specifications
Instrument Panel
120H and 135H Motor Graders Hydraulic and Steering System
Systems Operation
Action Lamp
120H, 12H, 135H, 140H, 143H, 14H, 160H, 163H and 16H Motor Graders Caterpillar Monitoring System
Action Alarm
120H, 12H, 135H, 140H, 143H, 14H, 160H, 163H and 16H Motor Graders Caterpillar Monitoring System
Speedometer/Tachometer Module
120H, 12H, 135H, 140H, 143H, 14H, 160H, 163H and 16H Motor Graders Caterpillar Monitoring System
Display Components
120H, 12H, 135H, 140H, 143H, 14H, 160H, 163H and 16H Motor Graders Caterpillar Monitoring System
Quad Gauge Module
120H, 12H, 135H, 140H, 143H, 14H, 160H, 163H and 16H Motor Graders Caterpillar Monitoring System
Monitoring System
120H, 12H, 135H, 140H, 143H, 160H and 163H Motor Graders Air System and Brakes
Troubleshooting
Using Caterpillar Monitoring System to Determine Diagnostic Codes
120H, 12H, 135H, 140H, 143H, 160H and 163H Motor Graders
MID 081 - CID 1580 - FMI 03
120H, 12H, 135H, 140H, 143H, 160H and 163H Motor Graders
MID 081 - CID 1580 - FMI 05
120H, 12H, 135H, 140H, 143H, 160H and 163H Motor Graders
MID 081 - CID 1580 - FMI 06
120H, 12H, 135H, 140H, 143H, 160H and 163H Motor Graders
Service Magazine
Special Instruction
Incorrect Output Signal from Rotary Position Sensor in Certain Cat Products{1913, 4809, 5737}
Incorrect Output Signal from Rotary Position Sensor in Certain Cat Products{1913, 4809, 5737}
Technical Information Bulletin
Operation and Maintenance Manual
Cab Air Filter - Clean/Replace
120H and 135H Motor Graders
Special Instruction
Installation of CAESultra for Landfill Compactors, Motor Graders, Wheel Dozers, and Wheel Loaders{1408, 7009, 7010, 7338, 733T, 7490, 7604}
Installation of CAESultra for Landfill Compactors, Motor Graders, Wheel Dozers, and Wheel Loaders{1408, 7009, 7010, 7338, 733T, 7490, 7604}
Technical Information Bulletin
Miswiring Issues with Installation of the Product Link 121 and Product Link 321{7606}
Miswiring Issues with Installation of the Product Link 121 and Product Link 321{7606}
Product Link Registration Problems{733T, 7606}
Product Link Registration Problems{733T, 7606}
Tool Operating Manual
317-7492 Wireless Radio{7338}
317-7492 Wireless Radio{7338}
Service Magazine
Operation and Maintenance Manual
Special Instruction
Inspection, Maintenance, and Repair of Operator Protective Structures (OPS) and Attachment Installation Guidelines for All Earthmoving Machinery, If Equipped {7323, 7325}
Inspection, Maintenance, and Repair of Operator Protective Structures (OPS) and Attachment Installation Guidelines for All Earthmoving Machinery, If Equipped {7323, 7325}
Technical Information Bulletin
Maintaining the Protective Structure (ROPS/FOPS) Certification when Making Modifications To (ROPS/FOPS) {7323, 7325, 7715}
Maintaining the Protective Structure (ROPS/FOPS) Certification when Making Modifications To (ROPS/FOPS) {7323, 7325, 7715}
Specifications
Rollover Protective Structure (ROPS)
120H and 135H Motor Graders Power Train
Service Magazine
Operation and Maintenance Manual
Seat
120H and 135H Motor Graders
Seat Belt - Replace
120H and 135H Motor Graders
Seat Belt - Inspect
120H and 135H Motor Graders
Seat Belt
120H and 135H Motor Graders
Special Instruction
Installing a Literature Compartment{7312}
Installing a Literature Compartment{7312}
Technical Information Bulletin
Operator Seat Belt Not Retracting {7327}
Operator Seat Belt Not Retracting {7327}
Disassembly and Assembly
Seat - Remove and Install
120H and 135H Motor Graders Machine Systems
Service Magazine
A New Service Replacement Hose Is Now Available for Certain Seat Suspensions {7324}
A New Service Replacement Hose Is Now Available for Certain Seat Suspensions {7324}
Tool Operating Manual
Crimping 1028 Thermoplastic Hose, 2760 Reduced Diameter Thermoplastic Hose, and 1543 Air Conditioning Hose{0374, 0599, 0684, 1808, 1812, 7554}
Crimping 1028 Thermoplastic Hose, 2760 Reduced Diameter Thermoplastic Hose, and 1543 Air Conditioning Hose{0374, 0599, 0684, 1808, 1812, 7554}
Operation and Maintenance Manual
Window Washer Reservoir - Fill
120H and 135H Motor Graders
Specifications
Window Washer
120H and 135H Motor Graders Power Train
Service Magazine
Operation and Maintenance Manual
Windows - Clean
120H and 135H Motor Graders
Alternate Exit
120H and 135H Motor Graders
Special Instruction
Replacing Bonded Windows {7310}
Replacing Bonded Windows {7310}
Service Magazine
Operation and Maintenance Manual
Window Wiper - Inspect/Replace
120H and 135H Motor Graders
Specifications
Window Wipers
120H and 135H Motor Graders Power Train
Disassembly and Assembly
Window Wiper and Wiper Motor (Rear) - Remove and Install
120H and 135H Motor Graders Machine Systems
Window Wiper and Wiper Motor (Front) - Remove and Install
120H and 135H Motor Graders Machine Systems
Service Magazine
Technical Information Bulletin
Product Link Antenna Placement{7606}
Product Link Antenna Placement{7606}
Special Instruction
Procedure To Measure Joystick Steering Lever Effort On Certain Motor Graders {3168, 4343, 5063, 5705}
Procedure To Measure Joystick Steering Lever Effort On Certain Motor Graders {3168, 4343, 5063, 5705}
Incorrect Output Signal from Rotary Position Sensor in Certain Cat Products{1913, 4809, 5737}
Incorrect Output Signal from Rotary Position Sensor in Certain Cat Products{1913, 4809, 5737}
Technical Information Bulletin
Testing and Adjusting
Transmission Control (Shift Lever) - Test
120H, 12H, 135H, 140H, 143H, 160H and 163H Motor Graders
Troubleshooting
MID 081 - CID 0668 - FMI 02
120H, 12H, 135H, 140H, 143H, 160H and 163H Motor Graders
MID 081 - CID 0668 - FMI 03
120H, 12H, 135H, 140H, 143H, 160H and 163H Motor Graders
Service Magazine
Testing and Adjusting
Steering Linkage - Adjust
120H, 12H, 135H, 140H, 143H, 160H and 163H Motor Graders Hydraulic and Steering System
Service Magazine

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