307C Excavator Electrical and Electronic System
– Accelerator Cable – Adjust
– Alarm Indicator for Engine Oil Pressure Is Illuminated and
– Charge Alarm Indicator Is Illuminated – Troubleshoot
– Chassis Light Does Not Illuminate – Troubleshoot
– Circuit for Low Idle Switch – Troubleshoot
– Controller – Troubleshoot
– Dome Light Does Not Illuminate – Troubleshoot
– Electrical Components And Connector Locations
– Electrical System
– Electrical System Troubleshooting
– Engine Control System
– Engine Coolant Temperature Gauge Reads High or Gauge
– Engine Coolant Temperature Gauge Reads Low or Gauge Does
– Engine Speed Dial Does Not Work – Troubleshoot
– Engine Speed Does Not Respond to Engine Speed Dial –
– Fuel Gauge Reads High or Gauge Quickly Moves Beyond
– Fuel Gauge Reads Low or Gauge Does Not Move –
– General Information
– General Information
– Glow Indicator Does Not Illuminate – Troubleshoot
– Governor Actuator – Troubleshoot
– High Speed Mode for Travel Does Not Activate – Troubleshoot
– Horn Does Not Sound – Troubleshoot
– Hydraulic Oil Temperature Gauge Reads High or Gauge
– Hydraulic Oil Temperature Gauge Reads Low or Gauge Does
– Indicators Do Not Illuminate – Troubleshoot
– Indicators Do Not Illuminate and Action Alarm Does Not
– Low Idle Indicator Does Not Respond to Low Idle Switch –
– Low Idle System Does Not Respond to Low Idle Switch –
– Monitor – Disassemble
– Monitoring System
– Panel Light for Monitor Does Not Illuminate – Troubleshoot
– Power to Switch Panel – Troubleshoot
– Service Hour Meter Does Not Activate – Troubleshoot
– Service Tools
– Specified Engine Speed for High Idle or Low Idle Is Not
– Starting Motor Does Not Rotate – Troubleshoot
– Starting Motor Rotates But Engine Does Not Start –
– Window Washer Does Not Activate – Troubleshoot
– Wiper Motor Does Not Rotate – Troubleshoot
– Wiper Motor Does Not Stop – Troubleshoot
307C Excavator Hydraulic System
– Accumulator (Pilot)
– Auxiliary Pedal Control
– Blade Hydraulic System
– Boom Drift Reduction Valve
– Boom Hydraulic System
– Bucket Hydraulic System
– Check Valve (Load)
– Combined Function Hydraulic Operation
– Combined Function Hydraulic System
– Control Valve (Boom Lowering)
– Control Valve (Stick Lowering)
– Control Valve (Straight Travel)
– Cylinder (Boom, Stick, Bucket and Swing Boom)
– Cylinders (Boom, Stick and Bucket)
– Displacement Change Valve
– Final Drive
– General Information
– Hydraulic Filter (Pilot)
– Hydraulic Tank and Filter
– Main Control Valve
– Main Control Valve
– Main Hydraulic System
– Main Hydraulic System
– Negative Flow Control
– Oil Makeup (Travel System)
– One-Way Flow Hydraulic System
– Parallel Offset Boom Hydraulic System
– Pilot Hydraulic System
– Pilot Hydraulic System
– Pilot Valve (Joystick)
– Pilot Valve (Joystick)
– Pilot Valve (Travel and Steering)
– Piston Motor (Swing)
– Piston Motor (Travel)
– Piston Pump (Main)
– Pump Control (Main Hydraulic)
– Reducing Valve (Shock)
– Relief Valve (Line)
– Relief Valve (Main)
– Relief Valve (Pilot)
– Return Hydraulic System
– Solenoid Valve (Hydraulic Activation)
– Stick Hydraulic System
– Swing Boom Hydraulic System
– Swing Drive
– Swing System
– Swivel
– Travel Brake Valve
– Travel Parking Brake
– Travel System
– Two Pump Hydraulic System
– Two-Way Flow Hydraulic System
307C, 311C U and 320C Excavators Air Conditioning and Heating
– Actuator Motor – Test
– Air Conditioner Lines
– Air Conditioner Lines
– Air Conditioner Lines
– Air Conditioning E11 – Recirculation Sensor (Open Circuit)
– Air Conditioning E12 – Recirculation Sensor (Short Circuit)
– Air Conditioning E13 – Fresh Air Sensor (Open Circuit)
– Air Conditioning E14 – Fresh Air Sensor (Short Circuit)
– Air Conditioning E15 – Water Temperature Sensor (Open
– Air Conditioning E16 – Water Temperature Sensor (Short
– Air Conditioning E18 – Sunlight Sensor
– Air Conditioning E21 – Evaporator Coil Sensor (Open Circuit)
– Air Conditioning E22 – Evaporator Coil Sensor (Short Circuit)
– Air Conditioning E43 – Air Mode Actuator
– Air Conditioning E44 – Air Mix Actuator
– Air Conditioning E45 – Fresh/Recirculation Air Actuator
– Air Conditioning E51 – Dual Pressure Switch
– Air Conditioning System
– Air Conditioning System Schematic
– Air Conditioning System Schematic
– Air Conditioning System Troubleshooting – Air Conditioning
– Blower Motor
– Control Module – Heater Only
– Control Module – Heating and Air Conditioning
– Control Panel (Air Conditioner and Heater)
– Control Panel – Heater Only
– Evaporator Coil
– General Information
– General Troubleshooting Information
– Heater Core (Cab)
– Heating System (Cab)
– Heating System Schematic
– Heating System Schematic
– Manifold Gauge Set (Refrigerant) – Install
– Manifold Gauge Set (Refrigerant) – Remove
– Pressure Switch (Refrigerant Pressure Cutoff)
– Pressure Switch (Refrigerant Pressure Cutoff)
– Refrigerant Compressor
– Refrigerant Compressor
– Refrigerant Compressor Oil – Check
– Refrigerant Condenser
– Refrigerant Expansion Valve
– Refrigerant Leakage – Test
– Refrigerant Receiver-Dryer
– Refrigerant Recovery
– Refrigerant Relief Valve
– Refrigerant System – Charge
– Refrigerant System – Evacuate
– Refrigerant System – Flush
– Required Tools
– Speed Control
– Sunlight Sensor – Test
– System Capacities for Refrigerant (Excavators) – 307C, 311C,
– Temperature Sensor – Test
– Troubleshooting Faults With Service Codes
– V-Belt – Test
– Visual Inspection
4M40 DIESEL ENGINE SHOP MANUAL
– Cooling
– Electrical
– Engine
– Foreward
– Fuel and Engine Control
– General
– General
– General
– Intake And Exhaust
– Lubrication
– Systems Operation
– Testing and Adjusting
Air Conditioning and Heating R134a for All Caterpillar Machines
– Refrigerant Compressor
– System Capacities for Refrigerant (Off-Highway Trucks)
– General Information
– Identifying the Refrigerant
– Identifying the Air Conditioning System
– Identifying the Heating System
– Refrigerant Expansion Valve System
– Refrigerant Orifice Tube System
– Refrigerant Compressor
– Refrigerant Condenser
– Refrigerant Receiver-Dryer
– Refrigerant Compressor
– Refrigerant Expansion Valve
– In-line Refrigerant Dryer
– Refrigerant Orifice Tube Assembly
– Evaporator Coil
– Refrigerant Accumulator
– Refrigerant Compressor Protection System
– Temperature Control
– Pressure Switch (Refrigerant)
– Cab Pressurization and Filtration System
– Condensate Drainage System
– Refrigerant Compressor
– Service Intervals
– Glossary of Terms
– Required Tools
– Machine Preparation for Troubleshooting
– General Troubleshooting Information
– General Troubleshooting Information
– Visual Inspection (Troubleshooting)
– Air Conditioning System Troubleshooting
– Heating System Troubleshooting
– Automatic Temperature Control System (ECM Controlled)
– Refrigerant Compressor
– Troubleshooting Heating and Air Conditioning Control System
– Troubleshooting Heating and Air Conditioning Control System
– Automatic Temperature Control Panel Troubleshooting – 584
– Troubleshooting Condensate Drainage System
– Machine Preparation for Testing and Adjusting
– Air Conditioning Performance – Test
– Refrigerant Leakage – Test
– Manifold Gauge Set (Refrigerant) – Install
– Refrigerant Recovery
– Refrigerant System – Flush
– Refrigerant Compressor
– Refrigerant Oil – Test
– Refrigerant Compressor – Test
– Refrigerant System – Evacuate
– Refrigerant System – Charge
– Manifold Gauge Set (Refrigerant) – Remove
– Compressor Protection System – Test
– Electronic Heat Control – Test
– Heater Performance – Test
– Heating and Air Conditioning Service Publications
– General Information
– Refrigerant Compressor
– Machine Preparation for Disassembly and Assembly
– Air Conditioner Lines – Remove and Install
– Refrigerant Compressor – Remove and Install
– Refrigerant Accumulator – Remove and Install
– Refrigerant Expansion Valve – Remove and Install
– Refrigerant Receiver-Dryer – Remove and Install
– In-Line Refrigerant Dryer – Remove and Install
– Refrigerant Orifice Tube Assembly – Remove and Install
– Refrigerant Compressor
– System Capacities for Refrigerant (Motor Graders)
– System Capacities for Refrigerant (Off-Highway Trucks) –
– Refrigerant Compressor
Disassembly and Assembly 307C Excavator Engine Supplement
– Air Cleaner – Remove and Install
– Air Inlet Manifold – Install
– Air Inlet Manifold – Remove
– Alternator – Remove and Install
– Electric Starting Motor – Remove and Install
– Engine – Install
– Engine – Remove
– Engine Oil Filter and Oil Filter Base – Install
– Engine Oil Filter and Oil Filter Base – Remove
– Engine Oil Filter Base – Assemble
– Engine Oil Filter Base – Disassemble
– Engine Oil Level Gauge (Dipstick) – Remove and Install
– Fan – Remove and Install
– Fan Guard – Remove and Install
– Fuel Filter (Primary) and Fuel Filter Base – Remove and Install
– Fuel Priming Pump – Remove and Install
– Governor Control Motor – Remove and Install
– Muffler – Remove and Install
– Radiator – Install
– Radiator – Remove
– Refrigerant Condenser – Remove and Install
– Shutoff Solenoid – Remove and Install
– System Pressure – Release
– V-Belts – Remove and Install
– Valve Mechanism Cover – Remove and Install
– Water Temperature Regulator – Remove and Install
Disassembly and Assembly 307C Excavator Machine Systems
– Accumulator (Hydraulic Pilot) – Remove and Install
– Actuator Motor (Damper Assembly) – Remove and Install
– Auxiliary Hydraulic Pump – Assemble – Blade
– Auxiliary Hydraulic Pump – Disassemble – Blade
– Auxiliary Hydraulic Pump – Install – Blade
– Auxiliary Hydraulic Pump – Remove – Blade
– Blade – Remove and Install
– Blade Cylinder – Install
– Blade Cylinder – Remove
– Blower Motor (Air Conditioner, Heater) – Remove
– Boom – Install
– Boom – Remove
– Boom Bearings and Seals – Install
– Boom Bearings and Seals – Remove
– Boom Cylinder (Swing Boom) – Assemble
– Boom Cylinder (Swing Boom) – Disassemble
– Boom Cylinder (Swing Boom) – Install
– Boom Cylinder (Swing Boom) – Remove
– Boom Cylinder – Install
– Boom Cylinder – Install – Offset Boom
– Boom Cylinder – Remove
– Boom Cylinder – Remove – Offset Boom
– Boom Swing Cylinder – Install
– Boom Swing Cylinder – Remove
– Bucket – Install
– Bucket – Remove
– Bucket Cylinder – Install
– Bucket Cylinder – Remove
– Bucket Linkage – Install
– Bucket Linkage – Remove
– Cab – Install
– Cab – Remove
– Check Valve (Cooler Bypass) – Install
– Check Valve (Cooler Bypass) – Remove
– Control Manifold (Pilot Oil) – Assemble
– Control Manifold (Pilot Oil) – Disassemble
– Control Manifold (Pilot Oil) – Install
– Control Manifold (Pilot Oil) – Remove
– Control Valve (Swing Boom) – Assemble
– Control Valve (Swing Boom) – Disassemble
– Control Valve (Swing Boom) – Install
– Control Valve (Swing Boom) – Remove
– Counterweight – Remove and Install
– Duo-Cone Conventional Seals – Install
– Evaporator Coil – Remove and Install
– Evaporator Coil Temperature Sensor – Remove and Install
– Final Drive and Travel Motor – Assemble
– Final Drive and Travel Motor – Disassemble
– Final Drive and Travel Motor – Install
– Final Drive and Travel Motor – Remove
– Front Idler and Recoil Spring – Install
– Front Idler and Recoil Spring – Remove
– Fuel Tank – Install
– Fuel Tank – Remove
– Gear Pump (Pilot) – Assemble
– Gear Pump (Pilot) – Disassemble
– Gear Pump (Pilot) – Install
– Gear Pump (Pilot) – Remove
– Heater Core – Remove and Install
– Heating and Air Conditioning Unit – Install
– Heating and Air Conditioning Unit – Remove
– Hood – Remove and Install
– Hydraulic Oil Cooler – Install
– Hydraulic Oil Cooler – Remove
– Hydraulic Oil Tank – Install
– Hydraulic Oil Tank – Remove
– Main Control Valve – Assemble
– Main Control Valve – Disassemble
– Main Control Valve – Install
– Main Control Valve – Remove
– Main Hydraulic Pump – Assemble
– Main Hydraulic Pump – Disassemble
– Main Hydraulic Pump – Install
– Main Hydraulic Pump – Remove
– Main Hydraulic Pump Air Pressure – Purge
– Offset Boom – Install – Lower
– Offset Boom – Install – Upper
– Offset Boom – Remove – Lower
– Offset Boom – Remove – Upper
– Offset Boom Cylinder – Assemble
– Offset Boom Cylinder – Disassemble
– Offset Boom Cylinder and Bar Assembly – Install
– Offset Boom Cylinder and Bar Assembly – Remove
– Pilot Valve (Blade) – Assemble
– Pilot Valve (Blade) – Disassemble
– Pilot Valve (Blade) – Install
– Pilot Valve (Blade) – Remove
– Pilot Valve (Boom Swing) – Assemble
– Pilot Valve (Boom Swing) – Disassemble
– Pilot Valve (Boom Swing) – Install
– Pilot Valve (Boom Swing) – Remove
– Pilot Valve (Implement) – Assemble
– Pilot Valve (Implement) – Disassemble
– Pilot Valve (Implement) – Install
– Pilot Valve (Implement) – Remove
– Pilot Valve (Joystick) – Assemble
– Pilot Valve (Joystick) – Disassemble
– Pilot Valve (Joystick) – Install
– Pilot Valve (Joystick) – Remove
– Pilot Valve (Travel) – Assemble
– Pilot Valve (Travel) – Disassemble
– Pilot Valve (Travel) – Install
– Pilot Valve (Travel) – Remove
– Pressure Reducing Valve – Remove and Install – Flow Control
– Pressure Switch (Refrigerant Pressure Cutoff) – Remove and
– Recoil Spring – Assemble
– Recoil Spring – Disassemble
– Refrigerant Receiver-Dryer – Remove and Install
– Relief Valve (Pilot) – Remove and Install
– Seat – Remove and Install
– Seat Suspension – Remove and Install
– Sprocket – Remove and Install
– Stick – Install
– Stick – Install – Offset Boom
– Stick – Remove
– Stick – Remove – Offset Boom
– Stick Cylinder – Install
– Stick Cylinder – Install – Offset Boom
– Stick Cylinder – Remove
– Stick Cylinder – Remove – Offset Boom
– Storage Box and Covers (Cab) – Remove and Install
– Support (Swing Boom) – Install
– Support (Swing Boom) – Remove
– Support Bearings and Seals (Swing Boom) – Install
– Support Bearings and Seals (Swing Boom) – Remove
– Swing Boom – Install
– Swing Boom – Remove
– Swing Drive – Assemble
– Swing Drive – Disassemble
– Swing Drive – Install
– Swing Drive – Remove
– Swing Gear and Bearing – Remove and Install
– Swing Motor – Assemble
– Swing Motor – Disassemble
– Swing Motor – Install
– Swing Motor – Remove
– Swivel – Assemble
– Swivel – Disassemble
– Swivel – Install
– Swivel – Remove
– System Pressure – Release
– Temperature Sensor (Ambient Air) – Remove and Install
– Track – Connect
– Track – Separate
– Track Adjuster – Assemble
– Track Adjuster – Disassemble
– Track Adjuster – Install
– Track Adjuster – Remove
– Track Carrier Roller – Install
– Track Carrier Roller – Remove
– Track Roller – Install
– Track Roller – Remove
– Undercarriage Frame – Install
– Undercarriage Frame – Remove
Schematic Caterpillar 307C Excavator Hydraulic System-Attachment Combined Function Hydraulics
Schematic Caterpillar 307C Excavator Parallel Offset Boom Hydraulic System (Attachment)
– Features
– Cover Page
– Information
– Component Location
– Fluid Power Symbols
– Electrical Symbols
– Schematic
– Machine Views
– Machine Component Locations
Schematic Caterpillar 307C Excavators Hydraulic System (Attachment) Medium Pressure (Blade)
Schematic Caterpillar 307C Excavators Hydraulic System
Schematic Caterpillar 307C and 307C Swing Boom Excavator Electrical System
Specifications 307C Excavator Machine System
– Accumulator (Pilot)
– Accumulator (Pilot)
– Blade Cylinder Lines
– Blade Lift Cylinder
– Blade Mounting
– Boom
– Boom – 3.7 m (12.1 ft)
– Boom – Parallel Offset
– Boom Cylinder
– Boom Cylinder (Swing)
– Boom Cylinder – Parallel Offset
– Boom Cylinder Lines
– Boom Lighting
– Bucket
– Bucket Adjuster
– Bucket Cylinder
– Bucket Cylinder Lines
– Bucket Linkage
– Bucket Sidecutter
– Chassis Lighting
– Control Valve (Blade)
– Control Valve (Main)
– Control Valve (Main)
– Controls (Travel Levers and Pedals)
– Counterweight Mounting
– Engine Mounting
– Fasteners
– Final Drive
– Flow Control Valve
– Front Idler
– Fuel Tank
– Handle Control (Travel) – Including Pedals
– Hydraulic Pedal Control (Auxiliary)
– Hydraulic Tank and Filter
– Joystick Control
– Lines (Air Conditioner)
– Lines (Auxiliary Hydraulic)
– Lines (Auxiliary Hydraulic)
– Lines (Auxiliary Hydraulic)
– Lines (Auxiliary Hydraulic) – Common Piping
– Lines (Boom Cylinder)
– Lines (Boom)
– Lines (Boom)
– Lines (Boom) – Parallel Offset
– Lines (Front)
– Lines (Front)
– Lines (Front) – 2 Pump Flow
– Lines (Front) – Common Piping
– Lines (Front) – Common Piping
– Lines (Front) – Double Action (1 Pump)
– Lines (Front) – Double Action (1 Pump)
– Lines (Front) – Offset Boom
– Lines (Front) – Single Action (1 Pump)
– Lines (Front) – Single Action (1 Pump)
– Lines (Front) – Swing
– Lines (Heater)
– Lines (Pilot) – 2 Pump Flow
– Lines (Pilot) – 2 Way
– Lines (Pilot) – 4 Way
– Lines (Pilot) – Attachment
– Lines (Pilot) – Blade
– Lines (Pilot) – Common Piping (2 Pump)
– Lines (Pilot) – Common Piping (2 Pump)
– Lines (Pilot) – Common Piping and Double Action
– Lines (Pilot) – Front
– Lines (Pilot) – Rear
– Lines (Pilot) – Single Action (1 Pump)
– Lines (Pilot) – Single Action (1 Pump)
– Lines (Pump)
– Lines (Return and Filter)
– Lines (Stick Cylinder)
– Lines (Stick Cylinder)
– Lines (Swing Motor)
– Lines (Travel Motor)
– Main Hydraulic Pump
– Main Hydraulic Pump Mounting
– Pilot Control Valve (Blade)
– Pilot Valve (Joystick)
– Pilot Valve (Oil Manifold)
– Pilot Valve (Swing Boom)
– Pilot Valve (Travel)
– Recoil Spring
– Relief Valve (Pilot)
– Selector Valve (Control Pattern Change)
– Stick – 1.7 m (5.5 ft)
– Stick – 2.2 m (7.25 ft)
– Stick Cylinder
– Stick Lines – Long
– Stick Lines – Medium
– Swing Drive
– Swing Gear and Bearing
– Swing Motor
– Track Adjuster
– Track Carrier Roller
– Track Roller (Single Flange)
– Track Roller Mounting
– Track Shoe Bolts
– Travel Motor Guard
– Upper Frame
– Upper Frame
– Wiring (Battery)
Systems Operation EquipmentManager Dealer Administrator Manual
– Active Fleet
– Administration
– Asset Watch
– Enable Program
– Equipment Usage
– Fault Codes
– Fuel Results
– General Information
– Getting Started
– Health Watch
– Maintenance Watch
– Major Repair
– Manage Equipment Groups
– Manage Event Tracking
– Manage Hardware
– Manage Major Repair Tracking
– Manage Planned Maintenance
– Manage Time Fence and Geographic Fence
– Manage Users
– Operation and Maintenance Manual
– Planned Maintenance
– Preference Detail
– Preferences
– Product Link Installation
– Product Monitoring
– Product Usage
– Reports
– Setup Subscriptions
– Time Fence and Geographic Fence
– Upload Data
– Verify Machine Records and Ownership
Systems Operation EquipmentManager User Guide
– Getting Started
– Manage Major Repair Tracking
– Manage Time Fence and Geographic Fence
– Manage Planned Maintenance
– Preferences
– Preference Detail
– Asset Watch
– Time Fence and Geographic Fence
– Maintenance Watch
– Planned Maintenance
– Major Repair
– Verify Machine Records and Ownership
– Health Watch
– Fuel Results
– Fault Codes
– Reports
– Product Usage
– Product Monitoring
– Operation and Maintenance Manual
– Equipment Usage
– Manage Users
– Product Link Installation
– Administration
– Manage Equipment Groups
– Manage Hardware
– Manage Event Tracking
– Upload Data
– General Information
Systems Operation Troubleshooting Testing and Adjusting Product Link – PL522 523
– System Components
– Reports and Messages Not Available
– Position Reports Not Available
– Reporting Interval Erratic
– Diagnostics and Events Not Available
– Operating Hours Discrepancy
– Event Code List
– Diagnostic Code List
– MID 161 – CID 0168 – FMI 00
– MID 161 – CID 0168 – FMI 01
– MID 161 – CID 0254 – FMI 04
– Installation Parameters Configure
– MID 161 – CID 0254 – FMI 12
– MID 161 – CID 1250 – FMI 09
– MID 161 – CID 1251 – FMI 03
– MID 161 – CID 1888 – FMI 14
– MID 161 – CID 3766- FMI 14
– Electronic Control Module (ECM) – Flash Program
– Electronic Control Module (ECM) – Replace
– Electrical Connector – Inspect
– Wiring Harness (Open Circuit) – Test
– Wiring Harness (Short Circuit) – Test
– Configuration
– Specifications
– System Schematic
– Spare Input Configure
– Commands
– General Information
– Service Tools
– Diagnostic Capabilities
– Electronic Service Tool Does Not Communicate with ECM
– System Overview
Systems Operation Troubleshooting Testing and Adjusting Product Link 121S 300
– System Components
– Service Tools
– Diagnostic Capabilities
– Electronic Service Tool Does Not Communicate with ECM
– ECM Does Not Communicate with User Interface
– Position Reports Not Available
– Reporting Interval Erratic
– Diagnostics and Events Not Available
– Operating Hours Discrepancy
– Event Code List
– Diagnostic Code List
– Spare Inputs
– MID 122 – CID 0168 – FMI 00
– MID 122 – CID 0168 – FMI 01
– MID 122 – CID 0254 – FMI 04
– MID 122 – CID 0254 – FMI 12
– MID 122 – CID 0269 – FMI 03
– MID 122 – CID 0269 – FMI 04
– MID 122 – CID 1250 – FMI 09
– MID 122 – CID 1251 – FMI 03
– Electronic Control Module (ECM) – Flash Program
– Electronic Control Module (ECM) – Replace
– Configuration
– Electrical Connector – Inspect
– Wiring Harness (Open Circuit) – Test
– Wiring Harness (Short Circuit) – Test
– Specifications
– System Schematic
– Installation Parameters Configure
– Report Parameters Configure
– Wireless Service Configure
– Spare Input Configure
– Commands
– General Information
– System Overview
Testing and Adjusting 307C Excavator Hydraulic System
– Accumulator (Pilot) – Test and Charge
– Cylinder Drift – Check – Blade (If Equipped)
– Cylinder Drift – Check – Empty Bucket
– Cylinder Drift – Check – Loaded Bucket
– Cylinder Speed – Check – Blade (If Equipped)
– Cylinder Speed – Check – Boom, Stick and Bucket
– Cylinder Speed – Check – Swing Boom
– Engine Performance – Test – Engine Speed
– Gear Pump (Blade) – Test
– Gear Pump (Pilot) – Test
– General Testing and Adjusting Information
– Hydraulic System Pressure – Release
– Machine Drift on a Slope – Check
– Main Hydraulic Pump Air – Purge
– Main Pump (Flow) – Test
– Operational Checks
– Pump Control (Output Flow) – Adjust
– Relief Valve (Blade) – Test and Adjust – If Equipped
– Relief Valve (Line) – Test and Adjust
– Relief Valve (Line) – Test and Adjust
– Relief Valve (Line) – Test and Adjust – One-Way Flow
– Relief Valve (Main) – Test and Adjust
– Relief Valve (Parallel Offset Boom) – Test and Adjust
– Relief Valve (Pilot) – Test and Adjust
– Relief Valve (Swing) – Test and Adjust
– Specifications
– Specifications
– Swing Bearing Movement – Measure
– Swing Motor – Test – Measurement of Case Drain Oil
– Swing Speed and Overswing on Level Ground – Check
– Swing Speed and Swing Drift on a Slope – Check
– Swing Speed and Swing Drift on a Slope – Check
– Travel Motor – Test – Measurement of Case Drain Oil
– Travel on Level Ground – Test
– Travel on Level Ground – Test – Optional Test
– Visual Inspection
Service manual Caterpillar 307C & 307C SB Excavators with 4M40 Engine | BCM00001-UP
29,99 $
Format: PDF
Type: Service Manual
Pages: 3619
Size: 168 Mb
No.: BCM00001-UP










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