Caterpillar 226B3 Repair Manual Skid Steer Loader

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Language: English
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Factory Repair Manual For Caterpillar 226B3 Skid Steer Loader. Illustrations, instructions, diagrams for step by step remove and install, assembly and disassembly, service, inspection, repair, troubleshooting, tune-ups.

Format: PDF
Language: English
Pages: 2440
Bookmarks: Yes
Searchable: Yes

Model

Caterpillar 226B3

AS200001-UP
MWD00001-UP
SNA00001-UP

Contents

-AIR INLET AND EXHAUST SYSTEM.
Air Inlet and Exhaust System
Air Inlet and Exhaust System – Inspect
Wastegate – Test
Exhaust Temperature – Test
Air Cleaner – Remove and Install
Exhaust Manifold – Remove and Install
Exhaust Manifold
Muffler – Remove and Install
Turbocharger
Turbocharger – Remove and Install
-BASIC ENGINE
СР Basic Engine
СР Finding Top Center Position for No. 1 Piston
Gear Group (Front) – Time
Engine Crankcase Pressure (Blowby) – Test
Compression – Test
Engine Valve Lash – Inspect Adjust
Valve Depth – Inspect
Valve Guide – Inspect
Excessive Bearing Wear – Inspect
Piston Ring Groove – Inspect
Connecting Rod – Inspect
Connecting Rod Bearings – Inspect
Main Bearings – Inspect
Cylinder Block-Inspect
Cylinder Head – Inspect
Piston Height – Inspect
Flywheel – Inspect
Flywheel Housing – Inspect
Gear Group – Inspect
Belt Tension Chart
Camshaft
Camshaft – Remove
Camshaft – Disassemble
Camshaft – Assemble
Camshaft – Install
Crankshaft
Connecting Rod Bearing Journal
Main Bearing Journal
Crankshaft Rear Seal – Remove and Install
Crankshaft Wear Sleeve (Rear) – Remove and Install
Crankshaft Pulley – Remove and Install
Crankshaft Front Seal – Remove and Install
Crankshaft Main Bearings – Remove
Crankshaft Main Bearings – Install
Crankshaft – Remove
Crankshaft – Install
Bearing Clearance – Check
Cylinder Block
Crankshaft Main Bearings – Remove)
Crankshaft Main Bearings – Install
Fuel Injection Nozzles
Cylinder Head Valves
Cylinder Head
Inlet and Exhaust Valve Springs – Remove and Install
Inlet and Exhaust Valves – Remove and Install
Cylinder Head – Remove
Cylinder Head – Install
Fan Drive
Flywheel
Flywheel Housing
Flywheel – Remove
Flywheel – Install
Gear Group (Front)
Flywheel Housing – Remove and Install – Engines with Flywheel Housing and Back Plate
Housing (Front)
Housing (Front) – Remove
Housing (Front) – Disassemble
Housing (Front) – Assemble
Housing (Front) – Install
Engine Lifting Bracket
Engine Oil Pan
Engine Oil Pan – Remove and Install
Connecting Rod
Piston and Rings
Pistons and Connecting Rods – Remove
Pistons and Connecting Rods – Disassemble
Pistons and Connecting Rods – Assemble
Pistons and Connecting Rods – Install
Connecting Rod Bearings – Remove – Connecting rods in position
Connecting Rod Bearings – Install – Connecting rods in position
Bearing Clearance – Check
Crankshaft Pulley
V-Belts – Remove and Install
Lifter Group
Rocker Shaft
Valve Mechanism Cover
Valve Mechanism Cover – Remove and Install
Rocker Shaft and Pushrod – Remove
Rocker Shaft – Disassemble
Rocker Shaft – Assemble
Rocker Shaft and Pushrod – Install
Lifter Group – Remove and Install
-COOLING SYSTEM
Cooling System
Cooling System – Check – Overheating
Cooling System – Inspect
Cooling System – Test
Water Temperature Regulator – Test
Water Pump – Inspect
MID 039 – CID 1076 – FMI 03
MID 039 – CID 1076 – FMI 06
Radiator and Oil Cooler Mounting
Engine Oil Cooler – Remove and Install
Radiator and Hydraulic Oil Cooler
Radiator and Hydraulic Oil Cooler (Fan)
Gear Motor (Fan)
Gear Motor (Fan, Demand)
Fan Drive
Fan – Remove and Install
Water Temperature Regulator
Water Temperature Regulator Housing – Remove and Install
Water Temperature Regulator – Remove and Install
Water Temperature Regulator – Remove and Install
Water Pump – Remove and Install
Water Pump – Remove and Install
Radiator and Hydraulic Oil Cooler
Radiator and Hydraulic Oil Cooler (Fan)
Radiator and Oil Cooler Mounting
Radiator and Hydraulic Oil Cooler – Remove
Radiator and Hydraulic Oil Cooler – Install
Water Temperature Regulator (2)
Water Temperature Regulator – Remove and Install
Water Temperature Regulator Housing – Remove and Install
-ELECTRICAL AND STARTING SYSTEM
General Information
Features
Location of Electrical Components
Electrical Input Components
Electronic Control Module
Electrical Output Components
Electrical System
Calibration
Electrical Connector – Inspect
Wiring Harness (Open Circuit) – Test
Wiring Harness (Short Circuit) – Test
Electronic Control Module (ECM) – Flash Program
Electronic Control Module (ECM) – Replace
System Schematic
Alternator – Test
Battery – Test
Charging System – Test
Coolant Temperature Switch – Test
Electric Starting System – Test
Engine Oil Pressure Switch – Test
Fuel Shutoff Solenoid – Test
Glow Plugs – Test
Service Tools
Connector Locations
Diagnostic Capabilities
Symptom Troubleshooting
Emerging Symptom Information
Indicator Lamp Does Not Illuminate During the Power Up SelfTest
Indicator Lamp Is On Continuously
Diagnostic Code List
Using Caterpillar Electronic Technician to Determine Diagnostic Codes
MID 039 – CID 0041 – FMI 03
MID 039 – CID 0041 – FMI 04
MID 039 – CID 0070 – FMI 03
MID 039 – CID 0070 – FMI 04
MID 039 – CID 0110 – FMI 03
Power Supply Circuit of Electronic Control Module
Starting System
Switch Circuits
Alternator and Regulator
Alternator – Remove and Install
Alternator – Remove and Install – 65 Amp and 85 Amp Alternators
Alternator – Remove and Install – 55 Amp Alternator
Battery and Battery Cable – Separate and Connect
Glow Plugs
Glow Plugs – Remove and Install
Machine Frame and Mounting
Fuel Shutoff Solenoid
Fuel Shutoff Solenoid – Remove and Install
Electric Starting Motor
Electric Starting Motor – Remove and Install
Coolant Temperature Switch
Engine Oil Pressure Switch
Coolant Temperature Switch – Remove and Install
-ENGINE ARRANGEMENT
General Information
Troubleshooting
Engine Speed – Check
Engine Design
Engine – Remove
Engine – Install
-FRAME AND BODY
Machine Frame and Mounting
Axle – Remove
Axle – Install
Engine Enclosure
Engine Enclosure – Remove and Install
Lift Arm Cylinder and Mounting Accumulator – Remove and Install
Tire and Rim – Remove and Install
-FUEL SYSTEM
Governor Control
Fuel System
Fuel System – Inspect
Air in Fuel – Test
Fuel Injection Timing – Check
Fuel Injector – Test
Fuel Quality – Test
Fuel System – Prime
Fuel System Pressure – Test
Governor – Adjust
Fuel Shutoff Solenoid – Test
Fuel Priming Pump and Primary Filter (Water Separator) – Remove and Install
Fuel Filter Base – Remove and Install
Fuel Injection Lines
Fuel Injection Lines – Remove and Install
Fuel Injection Pump
Fuel Injection Nozzles.odf
Fuel Injection Pump – Remove and Install
Fuel Injector – Remove and Install
Fuel Priming Pump and Primary Filter (Water Separator) – Remove and Install
Fuel Transfer Pump
Fuel Transfer Pump – Remove and Install – Mechanical Fuel Transfer Pump
Fuel Transfer Pump – Remove and Install – Electrical Fuel Transfer Pump
Fuel Priming Pump and Primary Filter (Water Separator) – Remove and Install
Fuel Shutoff Solenoid
Fuel Shutoff Solenoid – Remove and Install
-HYDRAULIC SYSTEM
General Information
Gear Pump
Work Tool Hydraulic System
Control Valve (Work Tool)
Control Manifold and Solenoid (Work Tool Positioner) – If Equipped
Machine Preparation
Visual Inspection
Operational Checks
Hydraulic System Troubleshooting
System Pressure – Release
Hydraulic Oil Contamination – Test
Main Relief Valve – Test and Adjust
Line Relief Valve – Test and Adjust
Accumulator (Pilot) – Test and Charge
Pilot System Pressure – Test
Pump Flow – Test
Worksheets – Troubleshoot
Symptom Troubleshooting
System Pressure – Release – Hydraulic
Hydraulic Accumulator (Pilot Oil)
Accumulator – Remove and Install
Radiator and Hydraulic Oil Cooler
Radiator and Hydraulic Oil Cooler (Fan)
Radiator and Hydraulic Oil Cooler – Remove
Radiator and Hydraulic Oil Cooler – Install
Lift Cylinder
Tilt Cylinder – Right Hand
Tilt Cylinder – Left Hand
Coupler Cylinder
Lift Arm Cylinder and Mounting
Coupler Cylinder – Remove and Install
Tilt Cylinder – Remove and Install
Lift Cylinder – Remove and Install – Extended Reach Machines
Lift Cylinder – Remove and Install – Radial Arc Machines
Return Manifold
Control Manifold and Solenoid (Parking Brake)
Control Manifold and Solenoid (Work Tool Positioner)
Control Manifold (Quick Coupler)
Gear Motor (Fan)
Gear Motor (Fan, Demand)
Gear Motor (Fan) – Remove
Gear Motor (Fan) – Disassemble
Gear Motor (Fan) – Assemble
Gear Motor (Fan) – Install
Gear Motor – Remove
Gear Motor – Disassemble
Gear Motor – Assemble
Gear Motor – Install
Gear Pump
Gear Pump – High Flow or Boost Flow
Gear Pump – Remove
Gear Pump (Implement and Charge) – Disassemble
Gear Pump – Disassemble – High Flow
Gear Pump (Implement and Charge) – Assemble
Gear Pump – Assemble – High Flow
Gear Pump – Assemble
Gear Pump – Install
Hydraulic Tank
Hydraulic Tank – Remove
Hydraulic Tank – Install
Control Valve (Work Tool) – Remove
Control Valve (Work Tool) – Disassemble
Control Valve (Work Tool) – Assemble
Control Valve (Work Tool) – Install
Diverter Valve – Remove and Install
Pilot Operated Hydraulic Control
Pilot Operated Hydraulic Control – Hydrostatic
Pilot Operated Hydraulic Control – Remove
Pilot Operated Hydraulic Control – Disassemble
Pilot Operated Hydraulic Control – Assemble
Pilot Operated Hydraulic Control – Install
Solenoid Valve and Mounting (Coupler) – Remove and Install
Solenoid Valve (Compressor Motor) – Remove and Install
-IMPLEMENTS
Lift Arms – Remove – Extended Reach Machines
Lift Arms – Remove – Radial Arc Machines
Lift Arms – Install – Extended Reach Machines
Lift Arms – Install – Radial Arc Machines
Lift Arms – Remove – Extended Reach Machines
Lift Arms – Remove – Radial Arc Machines
-LUBRICATION SYSTEM
Lubrication System
Engine Crankcase Pressure (Blowby) – Test
Engine Oil Pressure – Test
Engine Oil Pump – Inspect
Excessive Engine Oil Consumption – Inspect
Crankcase Breather – Remove and Install – Naturally Aspirated Engines
Crankcase Breather – Remove and Install – Turbocharged Engines
Engine Oil Filter
Engine Oil Lines
Engine Oil Relief Valve
Engine Oil Line – Remove and Install
Engine Oil Relief Valve – Remove and Install
Engine Oil Pump
Engine Oil Pump – Remove
-MACHINE ARRANGEMENT
Symptom Troubleshooting
Emerging Symptom Information
Heating and Air Conditioning Service Publications
-OPERATOR STATION
Indicator Lamp Does Not Illuminate During the Power Up SelfTest
Indicator Lamp Is On Continuously
MID 039 – CID 1187 – FMI 04
MID 039 – CID 1188 – FMI 04
MID 039 – CID 1190 – FMI 04
Air Conditioner and Heater – Remove
Air Conditioner and Heater – Disassemble
Air Conditioner and Heater – Assemble
Air Conditioner and Heater – Install
Refrigerant Condenser – Remove and Install
Refrigerant Accumulator – Remove and Install
Refrigerant Compressor – Remove and Install
Solenoid Valve (Compressor Motor) – Remove and Install
Gear Motor – Remove
Gear Motor – Disassemble
Gear Motor – Assemble
Gear Motor – Install
Refrigerant Compressor and Support Housing – Remove and Install
Gas Spring Group (Cab)
Cab – Tilt
Cab – Remove
Cab – Install
Gas Spring – Remove and Install – Extended Reach
Pilot Operated Hydraulic Control
Pilot Operated Hydraulic Control – Hydrostatic
Pilot Operated Hydraulic Control – Remove
Pilot Operated Hydraulic Control – Disassemble
Pilot Operated Hydraulic Control – Assemble
Pilot Operated Hydraulic Control – Install
ROPS Mounting
Accumulator – Remove and Install
Seat – Remove and Install
Window Wiper Motor – Remove and Install
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 Expansion Valve
In-line Refrigerant Dryer
Refrigerant Orifice Tube Assembly
Evaporator Coil
Refrigerant Accumulator
Refrigerant Compressor Protection System
Temperature Control
Cab Pressurization and Filtration System
Condensate Drainage System
Service Intervals
Glossary of Terms
Machine Preparation for Testing and Adjusting
Air Conditioning Performance – Test
Refrigerant Leakage – Test
Manifold Gauge Set (Refrigerant) – Install
Refrigerant Recovery
Refrigerant System – Flush
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
Required Tools
Machine Preparation for Troubleshooting
General Troubleshooting Information
Visual Inspection (Troubleshooting)
Air Conditioning System Troubleshooting
Heating System Troubleshooting
Troubleshooting Heating and Air Conditioning Control System
Troubleshooting Condensate Drainage System
System Capacities for Refrigerant (Skid Steer Loaders)
Machine Preparation for Disassembly and Assembly
Air Conditioner Lines – 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
-POWER TRAIN
Hydrostatic System
Piston Pump (Hydrostatic)
Piston Motor (Hydrostatic)
Tandem Drive and Axle
Machine Preparation
Visual Inspection
Operational Checks
System Pressure – Release – Hydraulic
Axle
Axle – Remove
Axle – Disassemble – Heavy Duty
Axle – Disassemble
Axle – Assemble – Heavy Duty
Axle – Assemble
Axle – Install
Control Manifold and Solenoid (Parking Brake) – Remove and Install
Pump Mounting – Remove and Install
Chain (Drive) Tension – Adjust
Pump Mounting (Hydrostatic)
Tandem Drive
Pump Mounting – Remove and Install
Axle – Remove
Axle – Install
Chain (Drive) – Remove
Chain (Drive) – Install
Hydraulic Oil Filter
Return Manifold
Accumulator – Remove and Install
Motor Mounting (Hydrostatic)
Piston Motor (Hydrostatic) – Remove
Piston Motor (Hydrostatic) – Disassemble – Two Speed
Piston Motor (Hydrostatic) – Disassemble
Piston Motor (Hydrostatic) – Assemble – Two Speed
Piston Motor (Hydrostatic) – Assemble
Piston Motor (Hydrostatic) – Install
Piston Pump (Hydrostatic) – Remove
Piston Pump (Hydrostatic) – Disassemble
Heavy Duty Dual Face Seal – Install
Pilot Operated Hydraulic Control
Pilot Operated Hydraulic Control – Hydrostatic
Pilot Operated Hydraulic Control – Remove
Pilot Operated Hydraulic Control – Disassemble
Pilot Operated Hydraulic Control – Assemble
Pilot Operated Hydraulic Control – Install
Control Manifold and Solenoid (Parking Brake)
Solenoid Valve and Mounting (Parking Brake) – Remove and Install – Two Speed
Tire and Rim
Tire and Rim – Remove and Install
-SERVICE EQUIPMENT AND SUPPLIES
Fuel Priming Pump and Primary Filter (Water Separator) – Remove and Install
Cab Pressurization and Filtration System
Manifold Gauge Set (Refrigerant) – Install
Manifold Gauge Set (Refrigerant) – Remove
Heating and Air Conditioning Service Publications
Required Tools
Fuel Filter Group – Remove and Install
-WORK TOOLS
Quick Coupler
Quick Coupler – Remove and Install

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Caterpillar 226B3 Repair Manual Skid Steer Loader