Service manual Caterpillar 272C Skid Steer Loader with 3044C Engine | RED00001-UP

279C, 279C2, 289C, 289C2 and 299C, 287C, 277C, 277C2, 287C2 and 297C and 246C, 256C, 262C, 262C2 and 272C Skid Electronic Control System
– Calibration
– Connector Locations
– Data Link
– Diagnostic Capabilities
– Diagnostic Code List
– Electrical Connector – Inspect
– Electrical Input Components
– Electrical Output Components
– Electronic Control Module
– Electronic Control Module (ECM) – Configure
– Electronic Control Module (ECM) – Flash Program
– Electronic Control Module (ECM) – Replace
– Emerging Symptom Information
– Event Code List
– Features
– General Information
– General Information
– Location of Electrical Components
– 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 0091 – FMI 03
– MID 039 – CID 0091 – FMI 04
– MID 039 – CID 0091 – FMI 08
– MID 039 – CID 0091 – FMI 13
– MID 039 – CID 0096 – FMI 03
– MID 039 – CID 0096 – FMI 04
– MID 039 – CID 0110 – FMI 03
– MID 039 – CID 0110 – FMI 04
– MID 039 – CID 0190 – FMI 02
– MID 039 – CID 0190 – FMI 08
– MID 039 – CID 0354 – FMI 03
– MID 039 – CID 0354 – FMI 05
– MID 039 – CID 0354 – FMI 06
– MID 039 – CID 0354 – FMI 13
– MID 039 – CID 0355 – FMI 03
– MID 039 – CID 0355 – FMI 05
– MID 039 – CID 0355 – FMI 06
– MID 039 – CID 0355 – FMI 13
– MID 039 – CID 0356 – FMI 03
– MID 039 – CID 0356 – FMI 05
– MID 039 – CID 0356 – FMI 06
– MID 039 – CID 0356 – FMI 13
– MID 039 – CID 0357 – FMI 03
– MID 039 – CID 0357 – FMI 05
– MID 039 – CID 0357 – FMI 06
– MID 039 – CID 0357 – FMI 13
– MID 039 – CID 0358 – FMI 03
– MID 039 – CID 0358 – FMI 05
– MID 039 – CID 0358 – FMI 06
– MID 039 – CID 0367 – FMI 03
– MID 039 – CID 0367 – FMI 04
– MID 039 – CID 0444 – FMI 03
– MID 039 – CID 0444 – FMI 05
– MID 039 – CID 0444 – FMI 06
– MID 039 – CID 0490 – FMI 03
– MID 039 – CID 0490 – FMI 04
– MID 039 – CID 0598 – FMI 03
– MID 039 – CID 0598 – FMI 05
– MID 039 – CID 0598 – FMI 06
– MID 039 – CID 0600 – FMI 03
– MID 039 – CID 0600 – FMI 04
– MID 039 – CID 0681 – FMI 03
– MID 039 – CID 0681 – FMI 05
– MID 039 – CID 0681 – FMI 06
– MID 039 – CID 1007 – FMI 02
– MID 039 – CID 1007 – FMI 03
– MID 039 – CID 1007 – FMI 04
– MID 039 – CID 1076 – FMI 03
– MID 039 – CID 1076 – FMI 05
– MID 039 – CID 1076 – FMI 06
– MID 039 – CID 1190 – FMI 04
– MID 039 – CID 1251 – FMI 04
– MID 039 – CID 1703 – FMI 03
– MID 039 – CID 1703 – FMI 05
– MID 039 – CID 1703 – FMI 06
– MID 039 – CID 1703 – FMI 13
– MID 039 – CID 1704 – FMI 03
– MID 039 – CID 1704 – FMI 05
– MID 039 – CID 1704 – FMI 06
– MID 039 – CID 1704 – FMI 13
– MID 039 – CID 1705 – FMI 03
– MID 039 – CID 1705 – FMI 05
– MID 039 – CID 1705 – FMI 06
– MID 039 – CID 1705 – FMI 13
– MID 039 – CID 1706 – FMI 03
– MID 039 – CID 1706 – FMI 05
– MID 039 – CID 1706 – FMI 06
– MID 039 – CID 1706 – FMI 13
– MID 039 – CID 1936 – FMI 03
– MID 039 – CID 1936 – FMI 05
– MID 039 – CID 1936 – FMI 06
– MID 039 – CID 1960 – FMI 09
– MID 039 – CID 2204 – FMI 03
– MID 039 – CID 2204 – FMI 04
– MID 039 – CID 2204 – FMI 08
– MID 039 – CID 2211 – FMI 03
– MID 039 – CID 2211 – FMI 05
– MID 039 – CID 2211 – FMI 06
– MID 039 – CID 2212 – FMI 03
– MID 039 – CID 2212 – FMI 05
– MID 039 – CID 2212 – FMI 06
– MID 039 – CID 2471 – FMI 03
– MID 039 – CID 2471 – FMI 04
– MID 039 – CID 2474 – FMI 03
– MID 039 – CID 2474 – FMI 04
– MID 039 – CID 2474 – FMI 08
– MID 039 – CID 2474 – FMI 13
– MID 039 – CID 2475 – FMI 03
– MID 039 – CID 2475 – FMI 04
– MID 039 – CID 2475 – FMI 08
– MID 039 – CID 2475 – FMI 13
– MID 039 – CID 2476 – FMI 03
– MID 039 – CID 2476 – FMI 04
– MID 039 – CID 2476 – FMI 08
– MID 039 – CID 2476 – FMI 13
– MID 039 – CID 2477 – FMI 03
– MID 039 – CID 2477 – FMI 04
– MID 039 – CID 2477 – FMI 08
– MID 039 – CID 2477 – FMI 13
– MID 039 – CID 2669 – FMI 03
– MID 039 – CID 2669 – FMI 04
– MID 039 – CID 2685 – FMI 02
– MID 039 – CID 2685 – FMI 08
– MID 039 – CID 2686 – FMI 02
– MID 039 – CID 2686 – FMI 08
– MID 039 – CID 2687 – FMI 02
– MID 039 – CID 2687 – FMI 08
– MID 039 – CID 2688 – FMI 02
– MID 039 – CID 2688 – FMI 08
– Motor Speed Is Unexpected
– Power Supply Circuit of Electronic Control Module
– Pulse Width Modulated Sensor
– Service Tools
– Starting System
– Switch Circuits
– Symptom Troubleshooting
– System Schematic
– Using Caterpillar Electronic Technician to Determine
– Using the Operator Monitor to Determine Diagnostic Codes
– Wiring Harness (Open Circuit) – Test
– Wiring Harness (Short Circuit) – Test
AccuGrade® Grade Control System For Skid-Steer Loader, Multi-Terrain Loader and Compact Track Loader
– Connector Contact Description
– Data Link
– Determining Detected Faults (Display)
– Determining Detected Faults (Electronic Service Tool)
– Diagnostic Code List
– Display
– Electrical Connector – Inspect
– Event Code List
– General Information
– General Information
– MID 039 – CID 2402 – FMI 02
– MID 039 – CID 2402 – FMI 09
– MID 039 – CID 2402 – FMI 12
– MID 039 – CID 3423 – FMI 13
– MID 039 – CID 3423 – FMI 14
– Modes of Operation
– Module – Flash Program
– Module – Replace
– Operational Problems
– Service Tools
– System Components
– System Schematic
– System Setup
– Valve – Calibrate
– Valve Speed – Set
– Wiring Harness (Open Circuit) – Test
– Wiring Harness (Short Circuit) – Test
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
Caterpillar C3.4 Engines for Caterpillar Built Machines
– Alternator – Remove and Install
– Balancer – Assemble
– Balancer – Disassemble
– Balancer – Install
– Balancer – Remove
– Bearing Clearance – Check
– Camshaft – Remove and Install
– Camshaft Gear – Remove and Install
– Connecting Rod Bearings – Install – Connecting rods in position
– Connecting Rod Bearings – Remove – Connecting rods in
– Coolant Temperature Sensor – Remove and Install
– Crankcase Breather – Remove and Install – Turbocharged
– Crankshaft – Install
– Crankshaft – Remove
– Crankshaft Front Seal – Remove and Install
– Crankshaft Gear – Remove and Install
– Crankshaft Main Bearings – Remove and Install – Crankshaft
– Crankshaft Pulley – Remove and Install
– Crankshaft Rear Seal – Remove and Install
– Crankshaft Wear Sleeve (Rear) – Remove and Install
– Cylinder Head – Install
– Cylinder Head – Remove
– Electric Starting Motor – Remove and Install
– Engine Oil Bypass Valve – Remove and Install
– Engine Oil Cooler – Install
– Engine Oil Cooler – Remove
– Engine Oil Filter Base – Remove and Install
– Engine Oil Pan – Remove and Install
– Engine Oil Pressure Sensor – Remove and Install
– Engine Oil Pump – Install
– Engine Oil Pump – Remove
– Engine Oil Relief Valve – Remove and Install
– Exhaust Manifold – Remove and Install
– Fan – Remove and Install
– Flywheel – Install
– Flywheel – Remove
– Flywheel Housing – Remove and Install
– Front Cover – Remove and Install
– Front Plate – Install
– Front Plate – Remove
– Fuel Injection Lines – Remove and Install – Naturally Aspirated
– Fuel Injection Lines – Remove and Install – Turbocharged
– Fuel Injection Pump – Install
– Fuel Injection Pump – Install – Fuel Injection Pumps With a
– Fuel Injection Pump – Remove
– Fuel Injection Pump – Remove – Fuel Injection Pumps With a
– Fuel Injector – Remove and Install – Naturally Aspirated
– Fuel Injector – Remove and Install – Turbocharged Engines
– Fuel Priming Pump and Fuel Filter Base – Remove and Install
– Glow Plugs – Remove and Install
– Housing (Front) – Remove and Install
– Idler Gear – Remove and Install
– Inlet and Exhaust Valve Guides – Remove and Install
– Inlet and Exhaust Valve Seat Inserts – Remove and Install
– Inlet and Exhaust Valve Springs – Remove and Install
– Inlet and Exhaust Valve Springs – Remove and Install –
– Inlet and Exhaust Valves – Remove and Install
– Inlet Manifold – Remove and Install
– Lifter Group – Remove and Install
– Pistons and Connecting Rods – Assemble
– Pistons and Connecting Rods – Disassemble
– Pistons and Connecting Rods – Install
– Pistons and Connecting Rods – Remove
– Rocker Shaft – Assemble
– Rocker Shaft – Disassemble
– Rocker Shaft and Pushrod – Install
– Rocker Shaft and Pushrod – Remove
– Turbocharger – Install
– Turbocharger – Remove
– V-Belts – Remove and Install
– Valve Mechanism Cover – Remove and Install
– Water Pump – Remove and Install
– Water Temperature Regulator Housing – Remove and Install
Disassembly and Assembly 236B, 246B, 246C, 252B, 256C, 262B, 262C, 262C2 and 272C Skid Steer Loaders Engine Supplement
– Aftercooler – Remove and Install
– Aftercooler Fan and Mounting – Remove and Install
– Air Cleaner – Remove and Install
– Alternator – Remove and Install
– Alternator – Remove and Install
– Battery and Battery Cable – Separate and Connect
– Battery and Battery Cable – Separate and Connect
– Cab – Tilt
– Cab – Tilt
– Electric Starting Motor – Remove and Install
– Electric Starting Motor – Remove and Install
– Engine – Install
– Engine – Install
– Engine – Install
– Engine – Remove
– Engine – Remove
– Engine Enclosure – Remove and Install
– Engine Enclosure – Remove and Install
– Fuel Priming Pump and Primary Filter (Water Separator) –
– Fuel Priming Pump and Primary Filter (Water Separator) –
– Gear Motor (Fan) – Assemble
– Gear Motor (Fan) – Disassemble
– Gear Motor (Fan) – Install
– Gear Motor (Fan) – Install
– Gear Motor (Fan) – Remove
– Gear Motor (Fan) – Remove
– Gear Motor (Fan, Aftercooler) – Assemble
– Gear Motor (Fan, Aftercooler) – Disassemble
– Gear Motor (Fan, Aftercooler) – Install
– Gear Motor (Fan, Aftercooler) – Remove
– Muffler – Remove and Install
– Muffler – Remove and Install
– Pump Mounting – Remove and Install
– Pump Mounting – Remove and Install
– Radiator and Hydraulic Oil Cooler – Install
– Radiator and Hydraulic Oil Cooler – Install
– Radiator and Hydraulic Oil Cooler – Remove
– Radiator and Hydraulic Oil Cooler – Remove
– System Pressure – Release
– Turbocharger – Remove and Install
– Water Pump – Remove and Install
– Water Pump – Remove and Install
– Water Temperature Regulator – Remove and Install
Disassembly and Assembly 246C, 256C, 262C, 262C2 and 272C Skid Steer Loaders Machine Systems
– Accumulator Manifold and Solenoid Mounting (Pilot Shutoff) –
– Air Conditioner and Heater – Assemble
– Air Conditioner and Heater – Disassemble
– Air Conditioner and Heater – Install
– Air Conditioner and Heater – Remove
– Cab – Install
– Cab – Remove
– Cab – Tilt
– Control Manifold (Quick Coupler) – Remove and Install
– Control Manifold and Solenoid (Work Tool Positioner) –
– Control Valve (Work Tool) – Assemble
– Control Valve (Work Tool) – Assemble – High Flow
– Control Valve (Work Tool) – Disassemble
– Control Valve (Work Tool) – Disassemble – High Flow
– Control Valve (Work Tool) – Install
– Control Valve (Work Tool) – Install – High Flow
– Control Valve (Work Tool) – Remove
– Control Valve (Work Tool) – Remove – High Flow
– Coupler Cylinder – Remove and Install
– Electrohydraulic Control (Joystick) – Install
– Electrohydraulic Control (Joystick) – Remove
– Fuel Tank – Remove and Install
– Gas Spring – Remove and Install
– Gear Pump (Charge) – Assemble
– Gear Pump (Charge) – Assemble
– Gear Pump (Charge) – Assemble – High Flow
– Gear Pump (Charge) – Assemble – High Flow
– Gear Pump (Charge) – Disassemble
– Gear Pump (Charge) – Disassemble
– Gear Pump (Charge) – Disassemble – High Flow
– Gear Pump (Charge) – Disassemble – High Flow
– Gear Pump (Charge) – Install
– Gear Pump (Charge) – Install
– Gear Pump (Charge) – Install – High Flow
– Gear Pump (Charge) – Install – High Flow
– Gear Pump (Charge) – Remove
– Gear Pump (Charge) – Remove
– Gear Pump (Charge) – Remove – High Flow
– Gear Pump (Charge) – Remove – High Flow
– Hydraulic Accumulator (Pilot Oil) – Remove and Install
– Hydraulic Tank – Install
– Hydraulic Tank – Remove
– Lift Arms – Install – Radial Lift
– Lift Arms – Install – Vertical Lift
– Lift Arms – Remove – Radial Lift
– Lift Arms – Remove – Vertical Lift
– Lift Cylinder – Remove and Install
– Piston Pump – Assemble – High Flow
– Piston Pump – Assemble – High Flow
– Piston Pump – Disassemble – High Flow
– Piston Pump – Disassemble – High Flow
– Piston Pump – Install – High Flow
– Piston Pump – Remove – High Flow
– Quick Coupler – Remove and Install
– Refrigerant Accumulator – Remove and Install
– Refrigerant Compressor – Remove and Install
– Refrigerant Condenser and Mounting – Remove and Install
– Refrigerant Condenser and Mounting – Remove and Install
– Seat – Remove and Install
– System Pressure – Release
– Tilt Cylinder – Remove and Install
– Window Wiper Motor – Remove and Install
Disassembly and Assembly 246C, 256C, 262C, 262C2 and 272C Skid Steer Loaders Power Train
– Axle – Assemble
– Axle – Assemble – Heavy Duty
– Axle – Disassemble
– Axle – Disassemble – Heavy Duty
– Axle – Install
– Axle – Remove
– Chain (Drive) Tension – Adjust
– Piston Motor (Hydrostatic) – Assemble
– Piston Motor (Hydrostatic) – Disassemble
– Piston Motor (Hydrostatic) – Install
– Piston Motor (Hydrostatic) – Remove
– Piston Pump (Hydrostatic) – Assemble
– Piston Pump (Hydrostatic) – Disassemble
– Piston Pump (Hydrostatic) – Install
– Piston Pump (Hydrostatic) – Remove
– Solenoid Valve (Motor, 2-Speed) – Remove and Install
– System Pressure – Release
– Tire and Rim – Remove and Install
Disassembly and Assembly 3044C Industrial Engine and Engines for Caterpillar Built Machines
– Bearing Clearance – Check
– Camshaft – Remove and Install
– Camshaft Gear – Remove and Install
– Connecting Rod Bearings – Install
– Connecting Rod Bearings – Remove
– Crankcase Breather – Remove and Install
– Crankshaft – Install
– Crankshaft – Remove
– Crankshaft Front Seal – Install
– Crankshaft Front Seal – Remove
– Crankshaft Gear – Remove and Install
– Crankshaft Main Bearings – Install
– Crankshaft Main Bearings – Remove
– Crankshaft Pulley – Remove and Install
– Crankshaft Rear Seal – Install
– Crankshaft Rear Seal – Remove
– Crankshaft Wear Sleeve (Rear) – Install
– Crankshaft Wear Sleeve (Rear) – Remove
– Cylinder Head – Install
– Cylinder Head – Remove
– Engine Oil Bypass Valve – Remove and Install
– Engine Oil Cooler – Install
– Engine Oil Cooler – Remove
– Engine Oil Filter Base – Remove and Install
– Engine Oil Pan – Remove and Install
– Engine Oil Pressure Switch – Remove and Install
– Engine Oil Pump – Install
– Engine Oil Pump – Remove
– Engine Oil Relief Valve – Remove and Install
– Exhaust Manifold – Remove and Install
– Flywheel – Install
– Flywheel – Remove
– Flywheel Housing – Remove and Install
– Front Cover – Remove and Install
– Fuel Injection Lines – Remove and Install – Naturally Aspirated
– Fuel Injection Lines – Remove and Install – Turbocharged
– Fuel Injection Nozzles – Install – Naturally Aspirated Engines
– Fuel Injection Nozzles – Install – Turbocharged Engines
– Fuel Injection Nozzles – Remove – Naturally Aspirated Engines
– Fuel Injection Nozzles – Remove – Turbocharged Engines
– Fuel Injection Pump – Install
– Fuel Injection Pump – Remove
– Glow Plugs – Remove and Install – Naturally Aspirated Engines
– Glow Plugs – Remove and Install – Turbocharged Engines
– Housing (Front) – Install
– Housing (Front) – Remove
– Idler Gear – Remove and Install
– Inlet and Exhaust Valve Guides – Remove and Install
– Inlet and Exhaust Valve Seat Inserts – Remove and Install
– Inlet and Exhaust Valve Springs – Remove and Install
– Inlet and Exhaust Valves – Remove and Install
– Inlet Manifold – Install
– Inlet Manifold – Remove
– Lifter Group – Remove and Install
– Pistons and Connecting Rods – Assemble
– Pistons and Connecting Rods – Disassemble
– Pistons and Connecting Rods – Install
– Pistons and Connecting Rods – Remove
– Rocker Shaft – Assemble
– Rocker Shaft – Disassemble
– Rocker Shaft and Pushrod – Install
– Rocker Shaft and Pushrod – Remove
– Turbocharger – Install
– Turbocharger – Remove
– Valve Mechanism Cover – Remove and Install
– Water Pump – Remove and Install
– Water Temperature Regulator Housing – Remove and Install
Machine Security System (MSS3i) Integrated
– System Overview
– System Components
– Data Link
– General Information
– Troubleshooting
– Key – Program
– Scheduled Access – Program – Security System Bypass
– Time – Set
– Factory Password – Obtain
– Configuration
– Machine Security System – Uninstall
– Normal Operation
– Glossary of Terms
– System Schematic
– Operation of Status Indicator
– Key Information
– Scheduled Access – “Security System Bypass Times”
– Diagnostic Operation
– Protected Functions
– Service Operation Using Service Tool
– Electronic Control Module (ECM)
– General Information
Schematic Caterpillar 246C, 256C, 262C and 272C, 277C, 287C and 297C, 279C, 289C and 299C Electrical System
Schematic Caterpillar 246C, 256C, 262C, 262C2 and 272C 277C, 277C2, 287C, 287C2 and 297C 279C, 279C2, 289C, 289C2 and 299C Electrical System
– Feature
– Cover Page
– Information
– Component Location
– Engine
– Cab
– Connector Location
– Engine
– Cab
– Schematics
– Engine
– Cab
– Machine Views
– Engine
– Engine Component Locations
– Machine Component and Connector Locations
– Cab
– Machine Component and Connector Locations
Schematic Caterpillar 246C, 256C, 262C, 262C2, and 272C Skid Steer Loader Hydraulic System
– Feature
– Cover Page
– Information
– Component Location
– Volume 1 of 2 – Standard Flow with ATAAC and Demand Fan
– Volume 2 of 2 – XPS High Flow
– Tap Location
– Volume 1 of 2 – Standard Flow with ATAAC and Demand Fan
– Volume 2 of 2 – XPS High Flow
– Fluid Power Symbols
– Electrical Symbols
– Schematics
– Volume 1 of 2 – Standard Flow with ATAAC and Demand Fan
– Volume 2 of 2 – XPS High Flow
– Machine Views
– Volume 1 of 2 – Standard Flow with ATAAC and Demand Fan
– Machine Component Loactions
– Demand Fan Motor and Hydraulic Oil Filter
– Implement Pump and Charge Pump
– Piston Motors
– Pressure Taps – Hystat Pump
– Quick Coupler and Coupler Cylinders
– Tank
– Air-to Air Aftercooler System ATAAC (If Equipped)
– Implement Vlave-(Standard)
– Piston Pump (HydroStatic)
– Volume 2 of 2 – XPS High Flow
– Machine Component Location – XPS High Flow
– Demand Fan Motor and Hydraulic Oil Filter – XPS High Flow
– Implement Pump and Charge Pump – XPS High Flow
– Piston Motors – XPS High Flow
– Piston Pump (HydroStatic) – XPS
– Pressure Taps – Hystat Pump (XPS)
– Tank – XPS High Flow
– Air-to Air Aftercooler System ATAAC (If Equipped) – XPS
– Implement Valve – (XPS)
Schematic Caterpillar 246C, 256C, 262C, and 272C Skid Steer Loader and 277C, 287C, and 297C Multi-Terrain Loader Electrical System
– Feature
– Cover Page
– Information
– Component Location
– Engine
– Cab
– Connector Location
– Engine
– Cab
– Schematics
– Engine
– Cab
– Machine Views
– Engine
– Engine Component Locations
– Machine Component Locations
– Cab
– Machine Component and Connector Locations
Specifications 246C, 256C, 262C, 262C2 and 272C Skid Steer Loaders Machine Systems
– Accumulator (Pilot)
– Axle
– Axle
– Control Manifold (Motor, 2-Speed)
– Control Manifold (Pilot Shutoff)
– Control Manifold (Quick Coupler)
– Control Manifold and Solenoid (Work Tool Positioner)
– Control Valve (Work Tool)
– Control Valve (Work Tool)
– Control Valve (Work Tool)
– Coupler Cylinder
– Electrohydraulic Control (Joystick) – Left
– Electrohydraulic Control (Joystick) – Right
– Engine Enclosure
– Fuel Tank and Mounting
– Gas Spring (Cab)
– Gear Motor (Fan, Aftercooler)
– Gear Motor (Fan, Aftercooler)
– Gear Motor (Fan, Demand)
– Gear Pump
– Gear Pump
– Gear Pump
– Gear Pump
– Hydraulic Oil Filter
– Hydraulic Tank
– Hydrostatic Motor and Mounting
– Hydrostatic Pump and Mounting
– Lift Arm Cylinder and Mounting
– Lift Arm Cylinder and Mounting
– Lift Arm Cylinder and Mounting
– Lift Cylinder
– Lift Cylinder
– Machine Frame and Mounting
– Piston Motor (Hydrostatic)
– Piston Motor (Hydrostatic)
– Piston Motor (Hydrostatic) – 2-speed LH Motor
– Piston Motor (Hydrostatic) – 2-speed LH Motor
– Piston Motor (Hydrostatic) – 2-speed RH Motor
– Piston Motor (Hydrostatic) – 2-speed RH Motor
– Piston Pump (Hydrostatic)
– Piston Pump (Work Tool) – High Flow
– Quick Coupler
– Radiator and Hydraulic Oil Cooler (Fan)
– Radiator and Hydraulic Oil Cooler (Fan)
– Radiator and Oil Cooler Mounting
– Return Manifold
– Return Manifold
– Return Manifold
– ROPS Mounting
– Tandem Drive
– Tilt Cylinder – Left Hand
– Tilt Cylinder – Right Hand
– Tire and Rim
– Tire and Rim
– Tire and Rim
Specifications 3044C Industrial Engine and Engines for Caterpillar Built Machines
– Alternator and Regulator
– Belt Tension Chart
– Camshaft
– Connecting Rod
– Connecting Rod Bearing Journal
– Crankshaft
– Crankshaft Pulley
– Crankshaft Seals
– Cylinder Block
– Cylinder Head
– Cylinder Head Valves
– Electric Starting Motor
– Engine Design
– Engine Oil Bypass Valve
– Engine Oil Pan
– Engine Oil Pressure
– Engine Oil Pump
– Engine Oil Relief Valve
– Exhaust Manifold
– Flywheel
– Front Housing and Covers
– Fuel Injection Lines
– Fuel Injection Nozzles
– Fuel Injection Pump
– Fuel Transfer Pump
– Gear Group (Front)
– Glow Plugs
– Lifter Group
– Main Bearing Journal
– Piston and Rings
– Rocker Shaft
– Valve Mechanism Cover
– Water Temperature Regulator
Specifications C3.4 Engines for Caterpillar Built Machines
– Alternator and Regulator
– Belt Tension Chart
– Camshaft
– Connecting Rod
– Connecting Rod Bearing Journal
– Crankshaft
– Crankshaft Pulley
– Crankshaft Seals
– Cylinder Block
– Cylinder Head
– Cylinder Head Valves
– Electric Starting Motor
– Engine Design
– Engine Oil Bypass Valve
– Engine Oil Pan
– Engine Oil Pressure
– Engine Oil Pump
– Engine Oil Relief Valve
– Exhaust Manifold
– Flywheel
– Front Housing and Covers
– Fuel Injection Lines
– Fuel Injection Nozzles
– Fuel Injection Pump
– Fuel Transfer Pump
– Gear Group (Front)
– Glow Plugs
– Lifter Group
– Main Bearing Journal
– Piston and Rings
– Rocker Shaft
– Valve Mechanism Cover
– Water Temperature Regulator
Systems Operation & Testing and Adjusting 246C, 256C, 262C, 262C2 and 272C Skid Steer Loaders Machine Systems
– Accumulator (Pilot) – Test and Charge
– Control Manifold and Solenoid (Work Tool Positioner) – If
– Control Valve (Work Tool) – High Flow
– Control Valve (Work Tool) – Standard Flow
– Electrohydraulic System
– Gear Motor (Fan) – Test
– Gear Motor (Fan) – Test – ATAAC Fan (If Equipped)
– Gear Pump – Charge Oil
– General Information – High Flow
– General Information – Standard Flow
– Governor Control
– High Flow Hydraulic System – Test and Adjust – If Equipped
– Hydraulic Oil Contamination – Test
– Hydraulic System Troubleshooting
– Hydrostatic System
– Hydrostatic System – Flush and Fill
– Hydrostatic System – Test and Adjust
– Hydrostatic System Troubleshooting
– Line Relief Valve – Test and Adjust
– Machine Preparation
– Main Relief Valve – Test and Adjust
– Operational Checks
– Pilot System Pressure – Test
– Piston Motor (Hydrostatic)
– Piston Pump (Hydrostatic)
– Piston Pump (Work Tool) – If Equipped
– Pump Flow – Test
– System Pressure – Release
– Tandem Drive and Axle
– Visual Inspection
– Work Tool Hydraulic System – High Flow
– Work Tool Hydraulic System – Standard Flow
– Worksheets – Troubleshoot
Systems Operation & Testing and Adjusting 3044C Industrial Engine and Engines for Caterpillar Built Machines
– Air in Fuel – Test
– Air Inlet and Exhaust System
– Air Inlet and Exhaust System – Inspect
– Alternator – Test
– Basic Engine
– Battery – Test
– Compression – Test
– Connecting Rod – Inspect
– Connecting Rod Bearings – Inspect
– Cooling System
– Cooling System – Check – Overheating
– Cooling System – Inspect
– Cooling System – Test
– Cylinder Block – Inspect
– Cylinder Head – Inspect
– Electric Starting System – Test
– Electrical System
– Engine Crankcase Pressure (Blowby) – Test
– Engine Oil Cooler – Inspect
– Engine Oil Pressure – Test
– Engine Oil Pump – Inspect
– Engine Valve Lash – Inspect/Adjust
– Excessive Bearing Wear – Inspect
– Excessive Engine Oil Consumption – Inspect
– Exhaust Temperature – Test
– Finding Top Center Position for No. 1 Piston
– Flywheel – Inspect
– Flywheel Housing – Inspect
– Fuel Injection Nozzle – Test
– Fuel Injection Timing – Check – Distributor Pump
– Fuel Quality – Test
– Fuel System
– Fuel System – Inspect
– Fuel System – Prime – Distributor Pump
– Gear Group – Inspect
– General Information
– Glow Plugs – Test
– Increased Engine Oil Temperature – Inspect
– Lubrication System
– Main Bearings – Inspect
– Piston Height – Inspect
– Piston Ring Groove – Inspect
– Troubleshooting
– Turbocharger – Inspect
– Valve Depth – Inspect
– Valve Guide – Inspect
– Water Temperature Regulator – Test
Systems Operation & Testing and Adjusting C3.4 Engines for Caterpillar Built Machines
– Air in Fuel – Test
– Air Inlet and Exhaust System
– Air Inlet and Exhaust System – Inspect
– Alternator – Test
– Basic Engine
– Battery – Test
– Compression – Test
– Connecting Rod – Inspect
– Connecting Rod Bearings – Inspect
– Cooling System
– Cooling System – Check – Overheating
– Cooling System – Inspect
– Cooling System – Test
– Cylinder Block – Inspect
– Cylinder Head – Inspect
– Electric Starting System – Test
– Electrical System
– Engine Crankcase Pressure (Blowby) – Test
– Engine Oil Cooler – Inspect
– Engine Oil Pressure – Test
– Engine Oil Pump – Inspect
– Engine Valve Lash – Inspect/Adjust
– Excessive Bearing Wear – Inspect
– Excessive Engine Oil Consumption – Inspect
– Exhaust Temperature – Test
– Finding Top Center Position for No. 1 Piston
– Flywheel – Inspect
– Flywheel Housing – Inspect
– Fuel Injection Nozzle – Test
– Fuel Injection Timing – Check – Distributor Pump
– Fuel Quality – Test
– Fuel System
– Fuel System – Inspect
– Fuel System – Prime – Distributor Pump
– Gear Group – Inspect
– General Information
– Glow Plugs – Test
– Increased Engine Oil Temperature – Inspect
– Lubrication System
– Main Bearings – Inspect
– Piston Height – Inspect
– Piston Ring Groove – Inspect
– Troubleshooting
– Turbocharger – Inspect
– Valve Depth – Inspect
– Valve Guide – Inspect
– Water Temperature Regulator – Test
Systems Operation 279C, 279C2, 289C, 289C2 and 299C, 287C, 277C, 277C2, 287C2 and 297C and 246C, 256C, 262C, 262C2 and 272C
– Data Link
– Display Module
– General Information
– Input Components
– Monitoring System
– Operator Mode
– Output Components
– Powerup Test
– Service Mode
– System Schematic
– Warning Operation