Service manual Caterpillar 313D2 Excavator with C4.4 Engine | MES00001-UP

Air Conditioning and Heating R134a for All Cat Machines
– General Information
– Refrigerant Orifice Tube System
– Refrigerant Compressor
– Refrigerant Compressor
– Refrigerant Compressor
– Refrigerant Condenser
– Refrigerant Condenser
– Refrigerant Receiver-Dryer
– Refrigerant Receiver-Dryer
– Refrigerant Expansion Valve
– In-line Refrigerant Dryer
– Identifying the Refrigerant
– In-line Refrigerant Dryer
– Refrigerant Orifice Tube Assembly
– Refrigerant Orifice Tube Assembly
– Evaporator Coil
– Refrigerant Accumulator
– Refrigerant Accumulator
– Refrigerant Accumulator
– Refrigerant Compressor Protection System
– Temperature Control
– Temperature Control
– Identifying the Refrigerant
– Pressure Switch (Refrigerant)
– Pressure Switch (Refrigerant)
– Cab Pressurization and Filtration System
– Cab Pressurization and Filtration System
– Cab Pressurization and Filtration System
– Condensate Drainage System
– Condensate Drainage System
– Service Intervals
– Service Intervals
– Glossary of Terms
– Identifying the Air Conditioning System
– General Troubleshooting Information
– General Troubleshooting Information
– Machine Preparation for Testing and Adjusting
– Machine Preparation for Testing and Adjusting
– Air Conditioning Performance – Test
– Refrigerant Leakage – Test
– Manifold Gauge Set (Refrigerant) – Install
– Manifold Gauge Set (Refrigerant) – Install
– Refrigerant Recovery
– Refrigerant Recovery
– Identifying the Air Conditioning System
– Refrigerant System – Flush
– Refrigerant Oil – Test
– Refrigerant Compressor – Test
– Refrigerant Compressor – Test
– Refrigerant Compressor – Test
– Refrigerant System – Evacuate
– Refrigerant System – Evacuate
– Refrigerant System – Charge
– Refrigerant System – Charge
– Manifold Gauge Set (Refrigerant) – Remove
– Identifying the Heating System
– Manifold Gauge Set (Refrigerant) – Remove
– Compressor Protection System – Test
– Compressor Protection System – Test
– Electronic Heat Control – Test
– Electronic Heat Control – Test
– Heater Performance – Test
– Heating and Air Conditioning Service Publications
– General Information
– General Information
– Machine Preparation for Disassembly and Assembly
– Refrigerant Expansion Valve System
– 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 Expansion Valve System
– Refrigerant Orifice Tube System
– General Information
Disassembly and Assembly 313D2 Excavator C4.4 Engine Supplement
– System Pressure – Release
– Hydraulic Oil Cooler – Remove and Install
– Air Cleaner – Remove and Install
– Aftercooler – Remove and Install
– Muffler – Remove and Install
– Turbocharger – Remove and Install
– Water Temperature Regulator – Remove and Install
– Coolant Tank (Expansion) – Remove and Install
– Radiator – Remove and Install
– Fan – Remove and Install
– Water Pump – Remove and Install
– Battery – Remove and Install
– Engine Front Mount – Remove and Install
– Engine Rear Mount – Remove and Install
– Hood – Remove and Install
– Engine – Remove
– Engine – Install
– Alternator – Remove and Install
– Electric Starting Motor – Remove and Install
– Fuel Priming Pump – Remove and Install
– Refrigerant Condenser – Remove and Install
– Radiator and Hydraulic Oil Cooler – Remove
– Radiator and Hydraulic Oil Cooler – Install
– Fuel Filter (Secondary) and Fuel Filter Base – Remove and
– System Pressure – Release
Disassembly and Assembly 313D2 Excavator Machine Systems
– System Pressure – Release
– Stick Cylinder – Remove and Install
– Solenoid Valve (Negative Flow Control, Proportional Reducing
– Solenoid Valve (Work Tool) – Remove and Install
– Solenoid Valve (Medium Pressure) – Remove and Install
– Solenoid Valve (Auxiliary Circuit) – Remove and Install – One
– Relief Valve (Pilot) – Remove and Install
– Gear Pump (Pilot) – Remove and Install
– Main Hydraulic Pump – Remove
– Main Hydraulic Pump – Disassemble
– Main Hydraulic Pump – Assemble
– Main Hydraulic Pump – Install
– Stick – Remove
– Pump Drive Coupling – Remove and Install
– Pilot Valve (Joystick) – Remove
– Pilot Valve (Joystick) – Disassemble
– Pilot Valve (Joystick) – Assemble
– Pilot Valve (Joystick) – Install
– Control Manifold (Pilot Oil) – Remove – Hydraulic Lockout,
– Control Manifold (Pilot Oil) – Disassemble – Hydraulic Lockout,
– Control Manifold (Pilot Oil) – Assemble – Hydraulic Lockout,
– Control Manifold (Pilot Oil) – Install – Hydraulic Lockout,
– Pilot Valve (Travel) – Remove
– Stick – Install
– Pilot Valve (Travel) – Disassemble
– Pilot Valve (Travel) – Assemble
– Pilot Valve (Travel) – Install
– Main Control Valve – Remove
– Main Control Valve – Disassemble
– Main Control Valve – Assemble
– Main Control Valve – Install
– Boom Cylinder – Remove and Install
– Boom – Remove
– Boom – Install
– Window Wiper Motor – Remove and Install – Lower
– Cab – Remove
– Cab – Install
– Counterweight – Remove and Install
– Bucket – Remove
– Fuel Tank – Remove
– Fuel Tank – Install
– Check Valve (Cooler Bypass) – Remove
– Check Valve (Cooler Bypass) – Disassemble
– Check Valve (Cooler Bypass) – Assemble
– Check Valve (Cooler Bypass) – Install
– Hydraulic Lockout Control – Remove
– Hydraulic Lockout Control – Disassemble
– Hydraulic Lockout Control – Assemble
– Hydraulic Lockout Control – Install
– Bucket – Install
– Seat – Remove and Install
– Seat Support – Remove and Install
– Seat Suspension – Remove and Install
– Storage Box and Covers (Cab) – Remove and Install
– Heating and Air Conditioning Unit – Remove
– Heating and Air Conditioning Unit – Install
– Blower Motor (Air Conditioner, Heater) – Remove and Install
– Receiver Dryer (Refrigerant) – Remove and Install
– Actuator Motor (Air Distributor) – Remove and Install
– Heater Core – Remove
– Bucket Linkage – Remove
– Heater Core – Install
– Evaporator Coil – Remove
– Evaporator Coil – Remove
– Control Module (Automatic Temperature Control Unit) –
– Track Carrier Roller – Remove
– Track Carrier Roller – Install
– Track Roller – Remove
– Track Roller – Remove
– Track Roller – Install
– Track Roller – Install
– Bucket Linkage Bearings and Seals – Remove
– Track – Separate
– Track – Connect
– Front Idler and Recoil Spring – Remove
– Recoil Spring – Disassemble
– Recoil Spring – Assemble
– Front Idler and Recoil Spring – Install
– Hydraulic Track Adjusters – Remove
– Hydraulic Track Adjusters – Disassemble
– Hydraulic Track Adjusters – Assemble
– Hydraulic Track Adjusters – Install
– Bucket Linkage Bearings and Seals – Install
– Sprocket – Remove and Install
– Travel Motor – Remove
– Travel Motor – Disassemble
– Travel Motor – Assemble
– Travel Motor – Install
– Final Drive – Remove
– Final Drive – Disassemble
– Final Drive – Disassemble
– Final Drive – Assemble
– Final Drive – Assemble
– Bucket Linkage – Install
– Final Drive – Install
– Swivel – Remove
– Swivel – Disassemble
– Swivel – Assemble
– Swivel – Install
– Swing Motor – Remove
– Swing Motor – Disassemble
– Swing Motor – Assemble
– Swing Motor – Install
– Swing Drive – Remove
– Bucket Cylinder – Remove and Install
– Swing Drive – Disassemble – Older Style
– Swing Drive – Assemble – Older Style
– Swing Drive – Install
– Undercarriage Frame – Remove
– Undercarriage Frame – Install
– Swing Gear and Bearing – Remove and Install
– Tank and Filter (Hydraulic) – Remove
– Tank and Filter (Hydraulic) – Remove
– Tank and Filter (Hydraulic) – Install
– Tank and Filter (Hydraulic) – Install
– Quick Coupler – Remove and Install
– Accumulator – Remove and Install
– Shuttle Valve – Remove and Install – Pilot Oil, 1 Pump / 2 Pump
– Pressure Reducing Valve (Implement and Swing Priority) –
– Pressure Reducing Valve (Implement and Swing Priority) –
– Pressure Reducing Valve (Implement and Swing Priority) –
– Pressure Reducing Valve (Implement and Swing Priority) –
– Solenoid Valve (Quick Coupler) – Remove and Install
– Solenoid Valve (Negative Flow Control, Proportional Reducing
– Solenoid Valve (Negative Flow Control, Proportional Reducing
– Solenoid Valve (Negative Flow Control, Proportional Reducing
– Duo-Cone Conventional Seals – Install
Disassembly and Assembly C4.4 (Mech) Engines for Caterpillar Built Machines
– Fuel Injection Lines – Remove and Install
– Turbocharger – Install
– Exhaust Manifold – Remove and Install
– Exhaust Manifold – Remove and Install – Type 2 Exhaust
– Exhaust Elbow – Remove and Install
– Inlet and Exhaust Valve Springs – Remove and Install
– Inlet and Exhaust Valves – Remove and Install
– Inlet and Exhaust Valve Guides – Remove and Install
– Engine Oil Filter Base – Remove and Install
– Engine Oil Cooler – Remove
– Engine Oil Cooler – Install
– Fuel Injector Cover – Remove and Install
– Engine Oil Relief Valve – Remove and Install – Engines with a
– Engine Oil Relief Valve – Remove and Install – Engines Without
– Engine Oil Pump – Remove and Install – Engines Without a
– Water Pump – Remove
– Water Pump – Install
– Water Temperature Regulator – Remove and Install
– Flywheel – Remove
– Flywheel – Install
– Crankshaft Rear Seal – Remove
– Crankshaft Rear Seal – Install
– Fuel Injection Pump – Remove
– Flywheel Housing – Remove and Install
– Crankshaft Pulley – Remove and Install – Engines Without an
– Crankshaft Pulley – Remove and Install – Engines With an
– Crankshaft Front Seal – Remove and Install
– Crankshaft Wear Sleeve (Front) – Remove and Install
– Front Cover – Remove and Install
– Gear Group (Front) – Remove and Install
– Idler Gear – Remove
– Idler Gear – Install
– Housing (Front) – Remove
– Fuel Injection Pump – Install
– Housing (Front) – Install
– Accessory Drive – Remove and Install
– Crankcase Breather – Remove and Install – Naturally Aspirated
– Crankcase Breather – Remove and Install – Turbocharged
– Crankcase Breather – Remove and Install – Turbocharged
– Valve Mechanism Cover – Remove and Install
– Rocker Shaft and Pushrod – Remove
– Rocker Shaft – Disassemble
– Rocker Shaft – Assemble
– Rocker Shaft and Pushrod – Install
– Fuel Injection Pump Gear – Remove
– Cylinder Head – Remove
– Cylinder Head – Install
– Lifter Group – Remove and Install
– Camshaft – Remove and Install
– Camshaft Gear – Remove and Install
– Camshaft Bearings – Remove and Install
– Engine Oil Pan – Remove and Install – Cast Iron Oil Pan
– Balancer – Remove
– Balancer – Install
– Piston Cooling Jets – Remove and Install
– Fuel Injection Pump Gear – Install
– Pistons and Connecting Rods – Remove
– Pistons and Connecting Rods – Remove – Engines with a
– Pistons and Connecting Rods – Disassemble
– Pistons and Connecting Rods – Assemble
– Pistons and Connecting Rods – Install
– Pistons and Connecting Rods – Install – Engines with a
– Connecting Rod Bearings – Remove – Connecting rods in
– Connecting Rod Bearings – Install – Connecting rods in position
– Connecting Rod Bearings – Install – Connecting rods in position
– Crankshaft Main Bearings – Remove and Install – Crankshaft
– Fuel Injector – Remove
– Crankshaft – Remove
– Crankshaft – Install
– Crankshaft Gear – Remove and Install
– Bearing Clearance – Check
– Glow Plugs – Remove and Install
– V-Belts – Remove and Install – Engines Without an Automatic
– Alternator Belt – Remove and Install – Engines With an
– Fan – Remove and Install
– Fan Drive – Remove and Install
– Alternator – Remove – Engines Without an Automatic Belt
– Fuel Injector – Install
– Alternator – Remove – Engines With an Automatic Belt
– Alternator – Install – Engines Without an Automatic Belt
– Alternator – Install – Engines With an Automatic Belt Tensioner
– Electric Starting Motor – Remove and Install
– Air Compressor – Remove and Install
– Vacuum Pump – Remove and Install
– Turbocharger – Remove
– Fuel Priming Pump and Fuel Filter Base – Remove and Install
Schematic 313D2 GC and 313D2 Excavator Electrical System
– Features
– Cover Page
– Information
– Component Location
– Page 1 of 2
– Page 2 of 2
– Connector Location
– Schematic
– Function Isolation Tools
– Grids On/Off
– All Circuits Off
– All Circuits On
– Unspecified Circuit
– Black (Ground)
– 032 (Red) (Battery Power)
– 640 (Blue) (Key Power)
– 021 (Orange) (Starting Circuit)
– 190 (Dk Pink) (Start Aid Circuit)
– 258 (Dk Purple) (Machine Control Circuit)
– 346 (Med Green) (Monitor Circuit)
– 613 (Dk Yellow) (Heat/AC Circuit)
– 4665 (Tan) (Turn/Wiper/Washer Circuit)
– CON 346 (CAT Data Link)
– CON 509 (CAN Data Link)
– CON 032 (RS232/485 Data Link)
– CON 190 (CAN Data Link A)
– Machine Views
– Center View
– Disconnect Box
– Fuse Base
– LH View of Cab
– LH View of Chassis
– Main Control Valve
– Platform
– Rear View of Engine
– RH View of Cab
– RH View of Chassis
Schematic 313D2 LGP Excavator Hydraulic System
– Features
– Cover Page
– Information
– Component Location
– Tap Location
– Schematic
– Machine Views
– Cab – Front View
– Machine – Top Right View
– Main Control Valve – Rear View
– Pump – Right Side View
Schematic Air Conditioning Electrical System
– RENR7299-11_OUT
– RENR7299-11_IN
Specifications 313D2 and 313D2 GC Excavator Machine Systems Specifications
– Air Cleaner
– Front Lines
– Track Roller Mounting
– Track Roller Mounting
– Track
– Track
– Fuel Lines
– Fuel Lines
– Fuel Filter Mounting
– Fuel Tank
– Fuel Tank and Mounting
– Engine Mounting
– Front Lines
– Engine Mounting
– Governor Control
– Upper Frame
– Upper Frame
– Control Valve
– Solenoid Valve (Quick Coupler)
– Shuttle Valve (Pump Flow Control)
– Counterweight
– Auxiliary Hydraulic Lines
– Auxiliary Hydraulic Lines
– Front Lines
– Auxiliary Hydraulic Lines
– Auxiliary Hydraulic Lines
– Auxiliary Hydraulic Lines – Coupler Lines
– Auxiliary Hydraulic Lines
– Auxiliary Hydraulic Lines
– Grease Lines
– Grease Lines
– Heater and Air Conditioner Mounting
– Air Conditioner Lines
– Refrigerant Compressor
– Front Lines
– Refrigerant Compressor
– Cab Lighting
– Armrest
– Joystick Control
– Joystick Control
– Hydraulic Pedal Control (Travel)
– Hydraulic Pedal Control (Auxiliary)
– Tow Hook Support
– Cab
– Cab
– Front Lines
– Cab
– Cab Air Duct
– Cab Window
– Window Wiper
– Boom Lines
– Boom Cylinder
– Boom Cylinder
– Boom Cylinder Lines
– Boom Cylinder Lines
– Main Hydraulic Pump
– Boom Cylinder Lines
– Boom – 4.7 m (15.42 ft)
– Boom – 4.7 m (15.42 ft)
– Stick – 2.5 m (8.20 ft)
– Stick – 3.0 m (9.84 ft)
– Stick – 2.5 m (8.20 ft)
– Stick Lines
– Stick Cylinder
– Stick Cylinder Lines
– Coupler Lines
– Pump Head (Main)
– Bucket Cylinder Lines
– Bucket Cylinder Lines
– Bucket Cylinder
– Bucket Cylinder
– Bucket Adjuster
– Bucket Linkage
– Hydraulic Tank Mounting
– Hydraulic Tank and Filter
– Hydraulic Tank and Filter
– Hydraulic Oil Cooler Lines Group
– Main Control Valve
– Hydraulic Oil Cooler Lines Group
– Hydraulic Oil Cooler Lines Group
– Hydraulic Oil Cooler Lines Group
– Check Valve (Hydraulic Oil Cooler Bypass)
– Radiator and Hydraulic Oil Cooler
– Control Manifold (Pilot Oil)
– Pressure Reducing Valve (Boom and Stick Priority)
– Relief Valve (Pilot)
– Relief Valve (Pilot)
– Pilot Valve (Travel)
– Pump Lines (Main) – Pump Supply
– Accumulator (Pilot)
– Accumulator (Pilot)
– Accumulator (Pilot)
– Oil Filter (Return)
– Pilot Lines – Pump Control and Shuttle Valve
– Pilot Lines – Main Hydraulic Pump
– Pilot Lines
– Pilot Lines
– Pilot Lines – Main Hydraulic Pump
– Pilot Lines
– Pump Coupling
– Pilot Lines – Joystick and Pedals
– Pilot Lines – Joystick and Main Control Valve
– Pilot Lines
– Pilot Valve (Joystick)
– Solenoid Valve
– Pilot Valve (Auxiliary)
– Swivel
– Swing Motor
– Fasteners
– Fasteners
– Pump Control Valve
– Fasteners
– Swing Drive
– Swing Gear and Bearing
– Sprocket
– Sprocket
– Travel Motor
– Travel Motor
– Travel Motor
– Travel Motor
– Travel Motor and Mounting
– Relief Valve (Main)
– Travel Motor Guard
– Travel Counterbalance Valve
– Travel Counterbalance Valve
– Travel Counterbalance Valve
– Travel Counterbalance Valve
– Travel Motor Lines
– Travel Motor Lines
– Travel Motor Lines
– Final Drive
– Final Drive
– Relief Valve (Main)
– Final Drive
– Final Drive – Without Motor
– Front Idler
– Front Idler
– Recoil Spring
– Track Adjuster
– Track Adjuster and Recoil
– Track Carrier Roller
– Track Roller (Single Flange)
– Track Roller (Single Flange)
– Air Cleaner
Specifications C4.4 (Mech) Engines for Caterpillar Built Machines
– Fuel Injection Lines
– Turbocharger
– Exhaust Manifold
– Camshaft
– Camshaft Bearings
– Engine Oil Filter
– Engine Oil Cooler
– Engine Oil Pump
– Engine Oil Pressure
– Engine Oil Pan
– Crankcase Breather
– Fuel Injection Pump
– Water Temperature Regulator
– Water Pump
– Cylinder Block
– Crankshaft – Spheroidal Graphite Iron (SGI) Crankshaft
– Crankshaft Seals
– Connecting Rod Bearing Journal – Spheroidal Graphite Iron
– Main Bearing Journal – Spheroidal Graphite Iron (SGI)
– Connecting Rod – For Use With Spheroidal Graphite Iron
– Piston and Rings
– Piston Cooling Jet
– Fuel Injectors
– Front Housing and Covers
– Gear Group (Front)
– Flywheel
– Flywheel Housing
– Crankshaft Pulley
– Fan Drive
– Engine Lifting Bracket
– Alternator and Regulator
– Electric Starting Motor
– Glow Plugs
– Fuel Transfer Pump
– Lifter Group
– Rocker Shaft
– Valve Mechanism Cover
– Cylinder Head Valves
– Cylinder Head
– Engine Design
Systems Operation 312D2, 312D2 GC, 313D2 and 313D2 GC Excavator Machine Systems
– Main Hydraulic System
– Pilot System
– Gear Pump (Pilot)
– Hydraulic Filter (Pilot)
– Relief Valve (Pilot)
– Accumulator (Pilot)
– Solenoid Valve (Hydraulic Lockout)
– Pilot Valve (Joystick)
– Solenoid Valve (Proportional Reducing) – Power Shift System
– Main Hydraulic Pump
– Pump Control (Main Hydraulic) – Main Pump Regulator
– Main Hydraulic System
– Main Control Valve
– Negative Flow Control System
– Relief Valve (Main)
– Relief Valve (Line)
– Check Valve (Load)
– Boom System
– Boom Drift Reduction Valve
– Stick System
– Stick Drift Reduction Valve
– Bucket System
– Main Electrical System
– Cylinders (Boom, Stick and Bucket)
– Swing System
– Swing Motor
– Pilot Valve (Swing Parking Brake)
– Relief Valve (Swing)
– Oil Makeup (Swing System)
– Relief Valve (Cushion Crossover) – Anti-Reaction Valve
– Swing Drive
– Travel System
– Travel System
– Engine Control
– Travel System
– Pilot Valve (Travel)
– Travel Motor
– Travel Motor
– Travel Motor
– Travel Parking Brake
– Travel Parking Brake
– Displacement Change Valve
– Displacement Change Valve
– Displacement Change Valve
– Electrical Input Components
– Travel Counterbalance Valve
– Travel Counterbalance Valve
– Travel Counterbalance Valve
– Oil Makeup (Travel System)
– Oil Makeup (Travel System)
– Oil Makeup (Travel System)
– Control Valve (Straight Travel)
– Final Drive
– Swivel
– Return Hydraulic System
– Electrical Output Components
– Check Valve (Return Makeup) – Slow Return Check Valve
– Bypass Valve (Return) – Bypass Check Valve
– Hydraulic Tank and Filter
– Oil Filter (Return) – Case Drain Filter
– Hydraulic Oil Cooler
– Graphic Color Codes
– Electronic Control Module
– Related Components
– Pilot System
– General Information
Systems Operation 312D2, 313D2 and 318D2 Excavators Tool Control System
– System 1: One-Way/One Pump
– System Identification
– Service Mode – Enter
– Process for Setting Up the Work Tool
– Work Tool Parameter – Program
– Work Tool – Select
– System 1: Default Value of Work Tool Parameters
– System 1: Solenoid Valve (Proportional Reducing) – Calibrate –
– System 1: Relief Valve (Line) – Test and Adjust – Tool Relief
– System 23: Default Value of Work Tool Parameters
– System 23: Joystick Slide Control – Calibrate
– System 23: Combined Function
– System 23: Solenoid Valve (Proportional Reducing) – Calibrate
– System 23: Solenoid Valve (Proportional Reducing) – Calibrate –
– System 23: Relief Valve (Line) – Test and Adjust – Attachment
– System 23: Relief Valve (Line) – Test and Adjust – Number 1
– Medium Pressure: Default Value of Work Tool Parameters – F4
– Medium Pressure: Joystick Slide Control – Calibrate
– Medium Pressure: Solenoid Valve (Proportional Reducing) –
– Medium Pressure: Relief Valve (Line) – Test and Adjust – F4
– Medium Pressure Hydraulic System – F4 Valve
– Switches
– Sensors
– Solenoid Valves
– Relays
– Monitor Overview
– Service Tools
– General Information
Systems Operation C4.4 (Mech) Engines for Caterpillar Built Machines
– Fuel System
– Finding Top Center Position for No. 1 Piston
– Fuel Injection Nozzle – Test
– Fuel Quality – Test
– Fuel System – Prime
– Fuel System Pressure – Test
– Air Inlet and Exhaust System – Inspect
– Turbocharger – Inspect
– Exhaust Temperature – Test
– Engine Crankcase Pressure (Blowby) – Test
– Compression – Test
– Air Inlet and Exhaust System
– Engine Valve Lash – Inspect/Adjust
– Valve Depth – Inspect
– Valve Guide – Inspect
– Engine Oil Pressure – Test
– Engine Oil Pump – Inspect
– Excessive Bearing Wear – Inspect
– Excessive Engine Oil Consumption – Inspect
– Increased Engine Oil Temperature – Inspect
– Cooling System – Check – Overheating
– Cooling System – Inspect
– Lubrication System
– Cooling System – Test
– Engine Oil Cooler – Inspect
– Water Temperature Regulator – Test
– Piston Ring Groove – Inspect
– Connecting Rod – Inspect
– Connecting Rod Bearings – Inspect
– Main Bearings – Inspect
– Cylinder Block – Inspect
– Cylinder Head – Inspect
– Piston Height – Inspect
– Cooling System
– Flywheel – Inspect
– Flywheel Housing – Inspect
– Gear Group – Inspect
– Alternator – Test
– Battery – Test
– Electric Starting System – Test
– Glow Plugs – Test
– V-Belt – Test
– Basic Engine
– Electrical System
– Troubleshooting
– Fuel System – Inspect
– Air in Fuel – Test
– General Information
Systems Operation Mini Monitor Monitoring System
– Password Entry
– Work Tool Select Menu
– Current Totals Menu
– Engine Shutdown Setting Menu
– Password Change Menu
– Service Menu
– ECM Summary Menu
– Diagnostic Menu
– Status Menu
– Configuration Menu
– Tool Programming Menu
– Input Components
– Override Parameters Menu
– Calibration Menu
– Device Test Menu
– WinFlash Menu
– System Schematic
– General Information
– Prestart Monitoring Function
– Data Link
– Menu Outline
– Display Setting Menu
– Language Select Menu
– Performance Menu
– Power Mode Setting Menu
– Maintenance Intervals Menu
– Warning Operation
Systems Operation, Testing and Adjusting Air Conditioning and Heating
– Air Conditioning System
– Evaporator Coil
– Blower Motor
– Actuator (Air Conditioner Control)
– Air Conditioning and Heating System Sensor Operation
– Control Panel (Air Conditioner and Heater)
– Control Module
– Speed Control
– Heater Core (Cab)
– Machine Preparation for Troubleshooting
– General Troubleshooting Information
– Air Conditioning System
– Visual Inspection
– Troubleshooting Faults With Service Codes
– 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 E21 – Evaporator Sensor (Open Circuit)
– Air Conditioning E22 – Evaporator Sensor (Short Circuit)
– Refrigerant Compressor
– Air Conditioning E43 – Damper (Air Outlet)
– Air Conditioning E44 – Damper Error
– Air Conditioning System Troubleshooting
– Air Conditioning System Troubleshooting
– Heating System Troubleshooting
– Required Tools
– Refrigerant Recovery
– Manifold Gauge Set (Refrigerant) – Install
– Refrigerant System – Evacuate
– Refrigerant System – Flush
– Refrigerant Compressor
– Refrigerant Leakage – Test
– Refrigerant Compressor Oil – Check
– Refrigerant System – Charge
– Manifold Gauge Set (Refrigerant) – Remove
– Refrigerant Condenser
– Refrigerant Condenser
– Refrigerant Receiver-Dryer
– Pressure Switch (Refrigerant Pressure Cutoff)
– Refrigerant Expansion Valve
– General Information
Testing and Adjusting 312D2, 312D2 GC, 313D2 and 313D2 GC Excavators Machine Systems
– Visual Inspection
– Travel on Level Ground – Test
– Travel on Level Ground – Test – Optional Test
– Travel on Level Ground – Test
– Travel on Level Ground – Test – Optional Test
– Automatic Travel Speed Control – Test
– Machine Drift on a Slope – Check
– Swing Speed and Overswing on Level Ground – Check
– 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
– System Pressure – Release
– Cylinder Drift – Check – Empty Bucket
– Cylinder Drift – Check – Loaded Bucket
– Cylinder Speed – Check
– Cylinder Speed – Check
– Relief Valve (Pilot) – Test and Adjust
– Accumulator (Pilot) – Test and Charge
– Relief Valve (Main) – Test and Adjust
– Relief Valve (Line) – Test and Adjust
– Swing Motor – Test – Measurement of Case Drain Oil
– Relief Valve (Swing) – Test and Adjust
– Main Hydraulic Pump Air – Purge
– Swing Bearing Movement – Measure
– Travel Motor – Test – Measurement of Case Drain Oil
– Travel Motor – Test – Measurement of Case Drain Oil
– Relief Valve (Crossover) – Test
– Relief Valve (Crossover) – Test and Adjust
– Relief Valve (Crossover) – Test and Adjust
– Main Pump (Flow) – Test – Constant Horsepower Flow Control
– Main Pump (Flow) – Test – Constant Horsepower Flow Control
– Main Pump (Flow) – Test – Hydraulic Power
– Main Pump (Flow) – Test – Hydraulic Power
– Overload Warning – Set – If Equipped
– Pump Control (Output Flow) – Adjust
– Pump Control (Output Flow) – Adjust
– Pump Control (Negative Flow) – Test
– Pump Control (Negative Flow) – Test
– Pump Control (Negative Flow) – Adjust
– Gear Pump (Pilot) – Test
– Gear Pump (Pilot) – Test
– Specifications
– Specifications
– Operational Checks
– Engine Performance – Test – Engine Speed
– Engine Performance – Test – Engine Speed
– Travel on Level Ground – Test
– Travel on Level Ground – Test – Optional Test
– General Testing and Adjusting Information
Troubleshooting 312D2, 312D2 GC, 313D2 and 313D2 GC Excavators Machine System
– Service Tools
– CAN Data Link – Test
– Charging System – Test
– Electrical Connector – Inspect
– Electrical Power Supply – Test
– Engine Speed Control – Test
– Relay – Test
– Sensor Signal (Analog, Active) – Test
– Sensor Signal (Analog, Passive) – Test
– Sensor Signal (PWM) – Test
– Sensor Supply – Test
– Connector Locations
– Solenoid Valve – Test
– Solenoid Valve (Switch Controlled) – Test
– Speed Sensor – Test
– Switch Circuits – Test
– Window Wiper Delay – Test
– Wiring Harness (Open Circuit) – Test
– Wiring Harness (Short Circuit) – Test
– ECM Software – Install
– ECM – Configure
– ECM – Replace
– Diagnostic Capabilities
– Connector Contact Description
– System Schematic
– Diagnostic Trouble Codes
– Determining Diagnostic Trouble Codes
– Event Codes
– Symptom Troubleshooting
– Emerging Symptom Information
– Alarm – Test
– General Information