MINI HYD EXCAVATOR Caterpillar SIS online


MINI HYD EXCAVATOR
303E CR MINI HYD EXCAVATOR SMG



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(For parts list, you need select model above)

AIR INLET AND EXHAUST SYSTEM
AIR CLEANER GP

Air Cleaner 303E CR Mini Hydraulic Excavator Machine System Specifications

Engine Air Filter Secondary Element - Replace 303E CR Mini Hydraulic Excavator
Engine Air Filter Service Indicator - Inspect 303E CR Mini Hydraulic Excavator
Engine Air Filter Primary Element - Clean/Replace 303E CR Mini Hydraulic Excavator
Air Cleaner Dust Valve - Clean/Inspect 303E CR Mini Hydraulic Excavator
EXHAUST GP

Exhaust Manifold - Remove and Install C1.3
Engine for Caterpillar Built Machines

LINES GP-AIR

Air Lines 303E CR Mini Hydraulic Excavator Machine System Specifications
MANIFOLD GP-EXHAUST

Exhaust Temperature - Test C1.3 Engines for Caterpillar Built Machines
MANIFOLD GP-INLET

Inlet Manifold - Remove and Install C1.3
Engine for Caterpillar Built Machines

MUFFLER GP

Muffler 303E CR Mini Hydraulic Excavator Machine System Specifications

Muffler - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators C1.3, C1.8, and C2.4
Engine Supplement


A New Exhaust Manifold is Now Used on Certain 303E CR Mini Hydraulic Excavators {1062} 2013/12/10
BASIC ENGINE
BELT TIGHTENER GP

Belt - Inspect/Adjust/Replace 303E CR Mini Hydraulic Excavator
CAMSHAFT GP

Camshaft C1.3 Engines for Mini Hydraulic Excavators

Excessive Bearing Wear - Inspect C1.3 Engines for Caterpillar Built Machines

Camshaft and Valve Lifters - Remove and Install C1.3
Engine for Caterpillar Built Machines

CRANKSHAFT GP

Crankshaft C1.3 Engines for Mini Hydraulic Excavators

Main Bearings - Inspect C1.3 Engines for Caterpillar Built Machines

Bearing Clearance - Check C1.3
Engine for Caterpillar Built Machines

Crankshaft Pulley - Remove and Install C1.3
Engine for Caterpillar Built Machines

Crankshaft Front Seal - Remove and Install C1.3
Engine for Caterpillar Built Machines

Crankshaft Rear Seal and Wear Sleeve - Remove and Install C1.3
Engine for Caterpillar Built Machines

Crankshaft and Main Bearings - Remove C1.3
Engine for Caterpillar Built Machines

Crankshaft and Main Bearings - Install C1.3
Engine for Caterpillar Built Machines

CYLINDER BLOCK GP

Cylinder Block C1.3 Engines for Mini Hydraulic Excavators

Cylinder Block - Inspect C1.3 Engines for Caterpillar Built Machines

Cylinder Is Noisy C1.3 Engines for Caterpillar Built Machines
CYLINDER HEAD GP

Fuel Injection Nozzles C1.3 Engines for Mini Hydraulic Excavators
Cylinder Head Valves C1.3 Engines for Mini Hydraulic Excavators
Cylinder Head C1.3 Engines for Mini Hydraulic Excavators

Engine Valve Lash - Inspect/Adjust C1.3 Engines for Caterpillar Built Machines
Fuel Injection Nozzle - Test C1.3 Engines for Caterpillar Built Machines

Cylinder Head - Remove and Install C1.3
Engine for Caterpillar Built Machines

Inlet and Exhaust Valve Springs - Remove and Install C1.3
Engine for Caterpillar Built Machines

Inlet and Exhaust Valves - Remove and Install C1.3
Engine for Caterpillar Built Machines

Inlet and Exhaust Valve Guides - Remove and Install C1.3
Engine for Caterpillar Built Machines


Engine Valve Lash - Check 303E CR Mini Hydraulic Excavator
FLYWHEEL GP

Flywheel C1.3 Engines for Mini Hydraulic Excavators

Flywheel - Remove and Install C1.3
Engine for Caterpillar Built Machines

GEAR GP

Gear Group (Front) C1.3 Engines for Mini Hydraulic Excavators

Idler Gear - Remove and Install C1.3
Engine for Caterpillar Built Machines

HOUSING GP-FRONT
Housing (Front) - Remove and Install C1.3
Engine for Caterpillar Built Machines

PAN GP-OIL
Engine Oil Pan - Remove and Install C1.3
Engine for Caterpillar Built Machines


Engine Oil Level - Check 303E CR Mini Hydraulic Excavator
Engine Oil and Filter - Change 303E CR Mini Hydraulic Excavator
PISTON & ROD GP

Connecting Rod C1.3 Engines for Mini Hydraulic Excavators
Piston and Rings C1.3 Engines for Mini Hydraulic Excavators

Connecting Rod Bearings - Inspect C1.3 Engines for Caterpillar Built Machines
Piston Ring Groove - Inspect C1.3 Engines for Caterpillar Built Machines
Engine Crankcase Pressure (Blowby) - Test C1.3 Engines for Caterpillar Built Machines
Compression - Test C1.3 Engines for Caterpillar Built Machines

Pistons and Connecting Rods - Remove and Install C1.3
Engine for Caterpillar Built Machines

Pistons and Connecting Rods - Disassemble C1.3
Engine for Caterpillar Built Machines

Pistons and Connecting Rods - Assemble C1.3
Engine for Caterpillar Built Machines

VALVE MECHANISM GP

Valve Mechanism C1.3 Engines for Mini Hydraulic Excavators
Rocker Shaft C1.3 Engines for Mini Hydraulic Excavators
Valve Mechanism Cover C1.3 Engines for Mini Hydraulic Excavators

Finding Top Center Position for No. 1 Piston C1.3 Engines for Caterpillar Built Machines

Valve Lash Is Excessive C1.3 Engines for Caterpillar Built Machines

Valve Mechanism Cover - Remove and Install C1.3
Engine for Caterpillar Built Machines

Rocker Shaft and Push Rod - Remove and Install C1.3
Engine for Caterpillar Built Machines

Rocker Shaft - Disassemble C1.3
Engine for Caterpillar Built Machines

Rocker Shaft - Assemble C1.3
Engine for Caterpillar Built Machines

BRAKING SYSTEM
ACCUMULATOR GP

Accumulator Discharging and Charging Procedures{0738, 4263, 4264, 4331, 5077, 5077, 5081, 7474} Accumulator Discharging and Charging Procedures{0738, 4263, 4264, 4331, 5077, 5077, 5081, 7474}
BRAKE GP

Travel Parking Brake 303E CR Mini Hydraulic Excavator Hydraulic System
COOLING SYSTEM
COOLANT CONDITIONER GP

Cooling System Coolant Extender (ELC) - Add 303E CR Mini Hydraulic Excavator
COOLER GP
Oil Filter - Inspect 303E CR Mini Hydraulic Excavator
FAN GP

Fan - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators C1.3, C1.8, and C2.4
Engine Supplement

LINES GP-WATER

Water Temperature Regulator C1.3 Engines for Mini Hydraulic Excavators

Water Temperature Regulator - Remove and Install C1.3
Engine for Caterpillar Built Machines

Water Temperature Regulator - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators C1.3, C1.8, and C2.4
Engine Supplement

Water Temperature Regulator - Remove and Install C1.3
Engine for Caterpillar Built Machines

PUMP GP-WATER
Water Pump - Remove and Install C1.3
Engine for Caterpillar Built Machines

Water Pump - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators C1.3, C1.8, and C2.4
Engine Supplement

Water Pump - Remove and Install C1.3
Engine for Caterpillar Built Machines

RADIATOR GP
Radiator - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators C1.3, C1.8, and C2.4
Engine Supplement


Cooling System Coolant Level - Check 303E CR Mini Hydraulic Excavator
Radiator Core - Clean 303E CR Mini Hydraulic Excavator
Cooling System Coolant (ELC) - Change 303E CR Mini Hydraulic Excavator
ELECTRICAL AND STARTING SYSTEM
ALARM GP
Travel Alarm - Test - If Equipped 303E CR Mini Hydraulic Excavator
ALTERNATOR GP-CHARGING

Alternator and Regulator C1.3 Engines for Mini Hydraulic Excavators

Alternator - Test C1.3 Engines for Caterpillar Built Machines

Alternator - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators C1.3, C1.8, and C2.4
Engine Supplement

Alternator - Remove and Install C1.3
Engine for Caterpillar Built Machines

BATTERY GP

Battery - Test C1.3 Engines for Caterpillar Built Machines

Battery - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators C1.3, C1.8, and C2.4
Engine Supplement


Battery - Clean 303E CR Mini Hydraulic Excavator
Battery - Recycle 303E CR Mini Hydraulic Excavator
Battery Hold-Down - Tighten 303E CR Mini Hydraulic Excavator
Battery or Battery Cable - Inspect/Replace 303E CR Mini Hydraulic Excavator
Fuses - Replace 303E CR Mini Hydraulic Excavator
ELECTRONICS GP-ENGINE

Symptom Troubleshooting C1.3 Engines for Caterpillar Built Machines
GLOW PLUG GP

Glow Plugs C1.3 Engines for Mini Hydraulic Excavators

Glow Plugs - Remove and Install C1.3
Engine for Caterpillar Built Machines

MOTOR GP

Engine Does Not Crank C1.3 Engines for Caterpillar Built Machines
Engine Cranks but Does Not Start C1.3 Engines for Caterpillar Built Machines
SENSOR GP

Engine Oil Pressure Switch - Remove and Install C1.3
Engine for Caterpillar Built Machines

SHUTOFF GP

Fuel Shutoff Solenoid - Test C1.3 Engines for Caterpillar Built Machines
STARTING AID GP

Engine Starting 303E CR Mini Hydraulic Excavator
STARTING MOTOR GP

Electric Starting Motor C1.3 Engines for Mini Hydraulic Excavators

Electric Starting System - Test C1.3 Engines for Caterpillar Built Machines

Electric Starting Motor - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators C1.3, C1.8, and C2.4
Engine Supplement

Electric Starting Motor - Remove and Install C1.3
Engine for Caterpillar Built Machines

SWITCH GP

Engine Oil Pressure Switch C1.3 Engines for Mini Hydraulic Excavators
WIRING GP

A New Wiring Harness and Relay for MSS Arrangement is Now Used on Certain 303E CR Excavators {1408, 7602} 2014/02/12

PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING OR REWORKING THE BATTERY CABLE ASSEMBLY ON CERTAIN 303E CR MINI HYDRAULIC EXCAVATORS PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING OR REWORKING THE BATTERY CABLE ASSEMBLY ON CERTAIN 303E CR MINI HYDRAULIC EXCAVATORS
HARNESS GP
PRODUCT SUPPORT PROGRAM FOR INSTALLING A HARNESS AND RELAY ON CERTAIN 303E AND 303E CR MINI HYDRAULIC EXCAVATORS, EQUIPPED WITH THE MSS (MACHINE SECURITY SYSTEM) PRODUCT SUPPORT PROGRAM FOR INSTALLING A HARNESS AND RELAY ON CERTAIN 303E AND 303E CR MINI HYDRAULIC EXCAVATORS, EQUIPPED WITH THE MSS (MACHINE SECURITY SYSTEM)
ENGINE ARRANGEMENT
ENGINE AR

Engine Design C1.3 Engines for Mini Hydraulic Excavators

General Information C1.3 Engines for Caterpillar Built Machines

Engine Has Mechanical Noise (Knock) C1.3 Engines for Caterpillar Built Machines
Engine Top Speed Is Not Obtained C1.3 Engines for Caterpillar Built Machines
Engine Misfires, Runs Rough or Is Unstable C1.3 Engines for Caterpillar Built Machines

Fuel Shutoff Solenoid - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators C1.3, C1.8, and C2.4
Engine Supplement

Engine - Remove and Install - Machines Equipped with Cab 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators C1.3, C1.8, and C2.4
Engine Supplement

Engine - Remove and Install - Machines Equipped with Canopy 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators C1.3, C1.8, and C2.4
Engine Supplement

System Pressure - Release 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators C1.3, C1.8, and C2.4
Engine Supplement


Interpretation of Serial Number Format on C1.8, C2.4, C2.6, C3.3B, and C3.8 Engines{1000} Interpretation of Serial Number Format on C1.8, C2.4, C2.6, C3.3B, and C3.8 Engines{1000}
FRAME AND BODY
COUNTERWEIGHT GP

Counterweight - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems

Counterweight Removal and Installation - If Equipped 303E CR Mini Hydraulic Excavator
DRIVE GP-SWING

Swing Motor and Swing Drive - Remove 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Swing Motor and Swing Drive - Disassemble 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Swing Motor and Swing Drive - Assemble 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Swing Motor and Swing Drive - Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
FRAME GP

Swing Frame 303E CR Mini Hydraulic Excavator Machine System Specifications

Support (Swing Boom) - Remove 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Support (Swing Boom) - Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Upper Frame and Undercarriage Frame - Separate 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Upper Frame and Undercarriage Frame - Connect 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems

Boom, Stick, and Frame - Inspect 303E CR Mini Hydraulic Excavator
Swing Frame Pin - Lubricate 303E CR Mini Hydraulic Excavator
Undercarriage - Check 303E CR Mini Hydraulic Excavator
Boom Swing Cylinder Pins - Lubricate 303E CR Mini Hydraulic Excavator
GEAR & BEARING GP

Swing Gear and Bearing 303E CR Mini Hydraulic Excavator Machine System Specifications

Swing Gear and Bearing - Lubricate 303E CR Mini Hydraulic Excavator
GUARD GP
Guards - Operator Protection 303E CR Mini Hydraulic Excavator
HOOD GP

Hood - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators C1.3, C1.8, and C2.4
Engine Supplement

LUBRICATION GP

System Pressure - Release 303E CR Mini Hydraulic Excavator Hydraulic System
SWING GP

Swing Hydraulic System 303E CR Mini Hydraulic Excavator Hydraulic System
FUEL SYSTEM
CONTROL GP-GOVERNOR

Governor Control 303E CR Mini Hydraulic Excavator Machine System Specifications
FILTER GP-FUEL
Fuel Filter and Water Separator 303E CR Mini Hydraulic Excavator Machine System Specifications

Fuel Filter and Water Separator Base - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators C1.3, C1.8, and C2.4
Engine Supplement

GOVERNOR GP
Governor - Remove C1.3
Engine for Caterpillar Built Machines

Governor - Install C1.3
Engine for Caterpillar Built Machines

LINES GP-FUEL

Fuel Filter Lines 303E CR Mini Hydraulic Excavator Machine System Specifications
LINES GP-FUEL INJECTION
Fuel Injection Lines C1.3 Engines for Mini Hydraulic Excavators

Fuel Injection Lines - Remove and Install C1.3
Engine for Caterpillar Built Machines

PUMP GP-FUEL INJECTION

Fuel Injection Timing - Check C1.3 Engines for Caterpillar Built Machines
Fuel Injection Pump - Test C1.3 Engines for Caterpillar Built Machines

Fuel Injection Pump - Remove and Install C1.3
Engine for Caterpillar Built Machines

Fuel Injector - Remove and Install C1.3
Engine for Caterpillar Built Machines

PUMP GP-FUEL PRIMING
Fuel Transfer and Priming Pump - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators C1.3, C1.8, and C2.4
Engine Supplement

PUMP GP-FUEL TRANSFER

Fuel Transfer Pump - Test C1.3 Engines for Caterpillar Built Machines
SEPARATOR GP-WATER

Fuel System Water Separator - Drain 303E CR Mini Hydraulic Excavator
Fuel System Primary Filter (Water Separator) Element - Replace 303E CR Mini Hydraulic Excavator
TANK GP-FUEL

Fuel Tank and Mounting 303E CR Mini Hydraulic Excavator Machine System Specifications

Fuel Tank - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems

Fuel Tank Cap and Strainer - Clean 303E CR Mini Hydraulic Excavator
Fuel Tank Water and Sediment - Drain 303E CR Mini Hydraulic Excavator
TOOLS

9U-7840 Fuel Injection Equipment Calibration Fluid Test Kit{0374, 0599, 0706} 9U-7840 Fuel Injection Equipment Calibration Fluid Test Kit{0374, 0599, 0706}
HYDRAULIC SYSTEM
ACCUMULATOR GP

Accumulator (Hydraulic Pilot) - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
COOLER GP
Hydraulic Oil Cooler - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators C1.3, C1.8, and C2.4
Engine Supplement

CYLINDER GP

Boom Cylinder 303E CR Mini Hydraulic Excavator Machine System Specifications
Swing Boom Cylinder 303E CR Mini Hydraulic Excavator Machine System Specifications
Stick Cylinder 303E CR Mini Hydraulic Excavator Machine System Specifications
Bucket Cylinder 303E CR Mini Hydraulic Excavator Machine System Specifications
Blade Lift Cylinder 303E CR Mini Hydraulic Excavator Machine System Specifications

Cylinders (Boom, Stick and Bucket) 303E CR Mini Hydraulic Excavator Hydraulic System
Blade Hydraulic System 303E CR Mini Hydraulic Excavator Hydraulic System

Cylinder Drift - Check 303E CR Mini Hydraulic Excavator Hydraulic System
Cylinder Speed - Check 303E CR Mini Hydraulic Excavator Hydraulic System

Stick Cylinder - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Boom Cylinder - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Swing Boom Cylinder - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Blade Cylinder - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Bucket Cylinder - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
DRIVE GP

Swing Drive Mounting 303E CR Mini Hydraulic Excavator Machine System Specifications
FILTER GP

Hydraulic System Oil Filter (Return) - Replace 303E CR Mini Hydraulic Excavator
LINES GP

Auxiliary Hydraulic Lines 303E CR Mini Hydraulic Excavator Machine System Specifications
Auxiliary Hydraulic Lines 303E CR Mini Hydraulic Excavator Machine System Specifications
LINES GP-BUCKET
Bucket Lines 303E CR Mini Hydraulic Excavator Machine System Specifications
LINES GP-HYDRAULIC
Pilot Lines 303E CR Mini Hydraulic Excavator Machine System Specifications
Pilot Lines 303E CR Mini Hydraulic Excavator Machine System Specifications
LINES GP-PUMP
Pump Lines 303E CR Mini Hydraulic Excavator Machine System Specifications
LINES GP-RETURN

Installing the Fluid Sampling Valve on C1.3, C2.6, C1.8, C2.4, C3.3B, and C3.8 Machine Engines{3004, 3067, 5057, 7542} Installing the Fluid Sampling Valve on C1.3, C2.6, C1.8, C2.4, C3.3B, and C3.8 Machine Engines{3004, 3067, 5057, 7542}
LINES GP-STICK

Stick Lines 303E CR Mini Hydraulic Excavator Machine System Specifications
LINES GP-TRAVEL MOTOR
Travel Motor Lines 303E CR Mini Hydraulic Excavator Machine System Specifications
MANIFOLD GP
Control Manifold (Pilot Oil) 303E CR Mini Hydraulic Excavator Machine System Specifications

Control Manifold (Pilot Oil) - Remove - Hydraulic Lockout, Swing Brake and Travel 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Control Manifold (Pilot Oil) - Install - Hydraulic Control, Swing Brake and Travel 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Control Manifold (Pilot Oil) - Disassemble - Hydraulic Lockout, Swing Brake and Travel 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Control Manifold (Pilot Oil) - Assemble - Hydraulic Lockout, Swing Brake and Travel 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
MOTOR GP

Travel Motor and Mounting 303E CR Mini Hydraulic Excavator Machine System Specifications
Travel Motor 303E CR Mini Hydraulic Excavator Machine System Specifications

Swing Motor 303E CR Mini Hydraulic Excavator Hydraulic System
Travel Motor 303E CR Mini Hydraulic Excavator Hydraulic System

Machine Drift on a Slope - Check 303E CR Mini Hydraulic Excavator Hydraulic System
Travel on Level Ground - Test 303E CR Mini Hydraulic Excavator Hydraulic System
Travel on Level Ground - Test - Optional Test 303E CR Mini Hydraulic Excavator Hydraulic System
Swing Speed and Overswing on Level Ground - Check 303E CR Mini Hydraulic Excavator Hydraulic System
Swing Speed and Swing Drift on a Slope - Check 303E CR Mini Hydraulic Excavator Hydraulic System

Final Drive and Travel Motor - Remove 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Final Drive and Travel Motor - Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Final Drive and Travel Motor - Disassemble 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Final Drive and Travel Motor - Assemble 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
PUMP GP

Main Hydraulic Pump 303E CR Mini Hydraulic Excavator Machine System Specifications
Main Hydraulic Pump Mounting 303E CR Mini Hydraulic Excavator Machine System Specifications

Pump Control (Main Hydraulic) 303E CR Mini Hydraulic Excavator Hydraulic System
Main Hydraulic Pump 303E CR Mini Hydraulic Excavator Hydraulic System

Main Hydraulic Pump Air - Purge 303E CR Mini Hydraulic Excavator Hydraulic System
Main Pump (Flow) - Test 303E CR Mini Hydraulic Excavator Hydraulic System

Main Hydraulic Pump - Disassemble 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Main Hydraulic Pump - Remove 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Main Hydraulic Pump - Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Main Hydraulic Pump - Assemble 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
SWIVEL GP
Swivel - Remove 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Swivel - Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Swivel - Disassemble 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Swivel - Assemble 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
TANK GP

Hydraulic Tank and Filter 303E CR Mini Hydraulic Excavator Machine System Specifications

Hydraulic Tank - Remove 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Hydraulic Tank - Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems

Hydraulic System Oil Level - Check 303E CR Mini Hydraulic Excavator
Hydraulic System Oil - Change 303E CR Mini Hydraulic Excavator
VALVE GP

Pilot Valve (Boom Swing) - Remove 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Pilot Valve (Boom Swing) - Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Pilot Valve (Blade) - Remove 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Pilot Valve (Blade) - Disassemble 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Pilot Valve (Blade) - Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Pilot Valve (Boom Swing) - Disassemble 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Pilot Valve (Boom Swing) - Assemble 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Pilot Valve (Blade) - Assemble 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
VALVE GP-CONTROL

Pilot Valve (Joystick) 303E CR Mini Hydraulic Excavator Machine System Specifications
Main Control Valve 303E CR Mini Hydraulic Excavator Machine System Specifications

Main Control Valve 303E CR Mini Hydraulic Excavator Hydraulic System

Main Control Valve - Remove 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Main Control Valve - Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Main Control Valve - Disassemble 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Main Control Valve - Assemble 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
VALVE GP-FLOW CONTROL
Selector Valve (Alternate Pattern Control) - Remove 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Selector Valve (Alternate Pattern Control) - Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems

Joystick Controls Alternate Patterns - If Equipped 303E CR Mini Hydraulic Excavator
VALVE GP-LOAD CONTROL

Load Control Valve (Boom Cylinder) - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems

Equipment Lowering with Engine Stopped 303E CR Mini Hydraulic Excavator
VALVE GP-PILOT

Selector Valve (Control Pattern Change) 303E CR Mini Hydraulic Excavator Machine System Specifications
Pilot Valve (Travel) 303E CR Mini Hydraulic Excavator Machine System Specifications
Pilot Valve (Swing) 303E CR Mini Hydraulic Excavator Machine System Specifications

Implements and Swing Controls Alternate Patterns 303E CR Mini Hydraulic Excavator Hydraulic System

Pilot Valve (Auxiliary) - Remove 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Pilot Valve (Auxiliary) - Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Pilot Valve (Auxiliary) - Disassemble 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Pilot Valve (Auxiliary) - Assemble 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
VALVE GP-PILOT RELIEF

Relief Valve (Pilot) 303E CR Mini Hydraulic Excavator Hydraulic System

Relief Valve (Pilot) - Test and Adjust 303E CR Mini Hydraulic Excavator Hydraulic System
VALVE GP-RELIEF

Relief Valve (Line) 303E CR Mini Hydraulic Excavator Machine System Specifications

Relief Valve (Line) 303E CR Mini Hydraulic Excavator Hydraulic System
Relief Valve (Main) 303E CR Mini Hydraulic Excavator Hydraulic System

Relief Valve (Main) - Test and Adjust 303E CR Mini Hydraulic Excavator Hydraulic System
Relief Valve (Swing) - Test and Adjust 303E CR Mini Hydraulic Excavator Hydraulic System
Relief Valve (Line) - Test and Adjust 303E CR Mini Hydraulic Excavator Hydraulic System
IMPLEMENTS
BOOM GP

Boom - 2.2 m (7.22 ft) 303E CR Mini Hydraulic Excavator Machine System Specifications

Boom - Remove 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Boom - Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems

Boom and Stick Linkage - Lubricate 303E CR Mini Hydraulic Excavator
Boom/Stick/Bucket Combinations 303E CR Mini Hydraulic Excavator
Boom, Stick and Bucket Operation 303E CR Mini Hydraulic Excavator
LINKAGE GP

Bucket Linkage 303E CR Mini Hydraulic Excavator Machine System Specifications

Bucket Linkage - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems

Bucket Linkage - Lubricate 303E CR Mini Hydraulic Excavator
STICK GP

Stick - 1.26 m (4.134 ft) 303E CR Mini Hydraulic Excavator Machine System Specifications

Stick - Remove 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Stick - Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
LUBRICATION SYSTEM
LINES GP-ENGINE OIL
Engine Oil Relief Valve - Remove and Install C1.3
Engine for Caterpillar Built Machines

PUMP GP-ENGINE OIL

Engine Oil Pump C1.3 Engines for Mini Hydraulic Excavators

Engine Oil Pump - Inspect C1.3 Engines for Caterpillar Built Machines

Engine Oil Pump - Remove and Install C1.3
Engine for Caterpillar Built Machines

MACHINE ARRANGEMENT
MACHINE AR

Slope Operation 303E CR Mini Hydraulic Excavator
Shovel Crane - Lubricate - If Equipped 303E CR Mini Hydraulic Excavator
Shovel Crane Operation 303E CR Mini Hydraulic Excavator
Shovel Crane - Inspect - If Equipped 303E CR Mini Hydraulic Excavator
MISCELLANEOUS INFORMATION
Regulatory Information (Japan) 303E CR Mini Hydraulic Excavator
OPERATOR STATION
AIR CONDITIONER GP

Refrigerant Receiver-Dryer - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators C1.3, C1.8, and C2.4
Engine Supplement

Refrigerant Condenser - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators C1.3, C1.8, and C2.4
Engine Supplement

Heating and Air Conditioning Unit - Remove 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Heating and Air Conditioning Unit - Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Refrigerant Compressor - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators C1.3, C1.8, and C2.4
Engine Supplement

Blower Motor (Air Conditioner, Heater) - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Evaporator Coil - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
CAB GP

Cab 303E CR Mini Hydraulic Excavator Machine System Specifications
Cab - Air Duct 303E CR Mini Hydraulic Excavator Machine System Specifications

Cab - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems

Windows - Clean 303E CR Mini Hydraulic Excavator
Work Tool Control 303E CR Mini Hydraulic Excavator
CONSOLE GP
Seat 303E CR Mini Hydraulic Excavator
CONTROL GP-AIR & TEMPERATURE
Heating Control 303E CR Mini Hydraulic Excavator
CONTROL GP-HYDRAULIC

Handle Control (Travel) 303E CR Mini Hydraulic Excavator Machine System Specifications

Pilot Valve (Travel) - Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Pilot Valve (Travel) - Remove 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Pilot Valve (Travel) - Disassemble 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Pilot Valve (Travel) - Assemble 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems

Joystick Controls 303E CR Mini Hydraulic Excavator
FILTER GP-CAB AIR
Heater Air Filter - Clean/Replace 303E CR Mini Hydraulic Excavator
HEATER GP

Heater Lines 303E CR Mini Hydraulic Excavator Machine System Specifications

Heater Core - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
MIRROR GP

Mirror - If Equipped 303E CR Mini Hydraulic Excavator
MONITOR GP

General Information 303E CR, 303.5E, 304E, 305.5E, 305E, 308E, 308E2 CR, 308ECR and 308ESR Mini Hydraulic Excavators Eseries MiniHex Monitor
Service Password Entry 303E CR, 303.5E, 304E, 305.5E, 305E, 308E, 308E2 CR, 308ECR and 308ESR Mini Hydraulic Excavators Eseries MiniHex Monitor
Service Menu 303E CR, 303.5E, 304E, 305.5E, 305E, 308E, 308E2 CR, 308ECR and 308ESR Mini Hydraulic Excavators Eseries MiniHex Monitor
Security System Password Entry 303E CR, 303.5E, 304E, 305.5E, 305E, 308E, 308E2 CR, 308ECR and 308ESR Mini Hydraulic Excavators Eseries MiniHex Monitor
Settings Menu 303E CR, 303.5E, 304E, 305.5E, 305E, 308E, 308E2 CR, 308ECR and 308ESR Mini Hydraulic Excavators Eseries MiniHex Monitor
Security System Menu 303E CR, 303.5E, 304E, 305.5E, 305E, 308E, 308E2 CR, 308ECR and 308ESR Mini Hydraulic Excavators Eseries MiniHex Monitor
Prestart Monitoring Function 303E CR, 303.5E, 304E, 305.5E, 305E, 308E, 308E2 CR, 308ECR and 308ESR Mini Hydraulic Excavators Eseries MiniHex Monitor
Performance Information Menu 303E CR, 303.5E, 304E, 305.5E, 305E, 308E, 308E2 CR, 308ECR and 308ESR Mini Hydraulic Excavators Eseries MiniHex Monitor
Warning Operation 303E CR, 303.5E, 304E, 305.5E, 305E, 308E, 308E2 CR, 308ECR and 308ESR Mini Hydraulic Excavators Eseries MiniHex Monitor
Maintenance Information Menu 303E CR, 303.5E, 304E, 305.5E, 305E, 308E, 308E2 CR, 308ECR and 308ESR Mini Hydraulic Excavators Eseries MiniHex Monitor
Work Tool Menu 303E CR, 303.5E, 304E, 305.5E, 305E, 308E, 308E2 CR, 308ECR and 308ESR Mini Hydraulic Excavators Eseries MiniHex Monitor
Main Menu 303E CR, 303.5E, 304E, 305.5E, 305E, 308E, 308E2 CR, 308ECR and 308ESR Mini Hydraulic Excavators Eseries MiniHex Monitor
Control Mode Menu 303E CR, 303.5E, 304E, 305.5E, 305E, 308E, 308E2 CR, 308ECR and 308ESR Mini Hydraulic Excavators Eseries MiniHex Monitor
PANEL GP

Shovel Crane Control - If Equipped 303E CR Mini Hydraulic Excavator
SEAT GP

Suspension Seat 303E CR Mini Hydraulic Excavator Machine System Specifications
Seat Belt 303E CR Mini Hydraulic Excavator Machine System Specifications

Seat - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems

Seat Belt - Replace 303E CR Mini Hydraulic Excavator
Seat Belt - Inspect 303E CR Mini Hydraulic Excavator
Seat Belt - If Equipped 303E CR Mini Hydraulic Excavator
WASHER GP-WINDOW

Window Washer 303E CR Mini Hydraulic Excavator Machine System Specifications

Window Washer Reservoir - Fill 303E CR Mini Hydraulic Excavator
Window Wiper - Inspect/Replace 303E CR Mini Hydraulic Excavator
WINDOW GP
Window (Front) 303E CR Mini Hydraulic Excavator
PLATFORM GP

Platform - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
CONTROL GP-PILOT OPERATED HYD

Pilot Operated Hydraulic Control 303E CR Mini Hydraulic Excavator Machine System Specifications
CANOPY GP

Canopy - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
POWER TRAIN
SPROCKET GP

Sprocket 303E CR Mini Hydraulic Excavator Machine System Specifications

Sprocket - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
DRIVE GP-FINAL

Final Drive 303E CR Mini Hydraulic Excavator Hydraulic System

Final Drive Oil - Change 303E CR Mini Hydraulic Excavator
Final Drive Oil Level - Check 303E CR Mini Hydraulic Excavator
Final Drive Sun Gear Removal 303E CR Mini Hydraulic Excavator
SERVICE EQUIPMENT AND SUPPLIES
CHARTS & FILMS
Film (Product Identification) - Clean 303E CR Mini Hydraulic Excavator
UNDERCARRIAGE
ADJUSTMENT GP-HYDRAULIC TRACK

Hydraulic Track Adjusters - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Front Idler, Recoil Spring and Hydraulic Track Adjuster - Remove 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Front Idler, Recoil Spring and Hydraulic Track Adjuster - Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
IDLER GP

Recoil Spring 303E CR Mini Hydraulic Excavator Machine System Specifications
Front Idler 303E CR Mini Hydraulic Excavator Machine System Specifications

Front Idler - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
ROLLER GP

Track Roller (Center Flange) 303E CR Mini Hydraulic Excavator Machine System Specifications

Track Roller - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
Track Carrier Roller - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
SPRING GP
Recoil Spring - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
TRACK ADJUSTER & RECOIL GP

Track Information 303E CR Mini Hydraulic Excavator
Track Adjustment - Inspect 303E CR Mini Hydraulic Excavator
Track Adjustment - Adjust 303E CR Mini Hydraulic Excavator
TRACK GP

Track - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems

Rubber Belt Track Operation - If Equipped 303E CR Mini Hydraulic Excavator
WORK TOOLS
BLADE GP

Blade Mounting 303E CR Mini Hydraulic Excavator Machine System Specifications

Blade - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems

An Improved Blade and Bearing Assembly is Now Used on Certain Mini Hydraulic Excavators {6051, 6060} 2014/01/06

Blade Operation 303E CR Mini Hydraulic Excavator
Blade Linkage - Lubricate 303E CR Mini Hydraulic Excavator
BUCKET GP

Bucket 303E CR Mini Hydraulic Excavator Machine System Specifications

Bucket - Remove and Install 303E CR, 303.5E, 304E, 305.5E and 305E Mini Hydraulic Excavators Machine Systems
GROUND ENGAGING TOOLS (G.E.T.)

Bucket Tips - Inspect/Replace - Vertical Retention System for a Round Hole Tip 303E CR Mini Hydraulic Excavator





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13-12-2017