Service manual Caterpillar 994K Wheel Loader with 3516 Engine | SMX00001-UP

988H, 988K, 990H, 990K, 992G, 992K, 993K, and 994K Wheel Loaders, and 854K Wheel Dozers Automatic Lubrication System (Hydraulic Actuated System)
– Automatic Lubrication System – Maintenance
– Automatic Lubrication System – Test and Adjust
– Automatic Lubrication System Troubleshooting
– Control System
– Control System – Adjust
– Electrical System
– Electrical System – Test
– General Information
– Level Sender (Automatic Lubrication Tank)
– Limit Switch (Grease Low Level)
– Location of Components
– Lubrication Distribution Valve
– Lubrication Distribution Valve
– Lubrication Injector
– Lubrication Injectors – Check and Adjust
– Lubrication Pump
– Lubrication Pump
– Lubrication Tank and Pump Group
– Machine Preparation for Troubleshooting
– Pressure Sensor (Automatic Lubrication)
– System Pressure – Release
– Visual Inspection
988K, 990K, 992K and 994K Wheel Loaders Cat® Production Measurement Application VIMSTM Network Manager
– Calibration Using Display Module
– Calibration Using Electronic Service Tool
– Display Modules
– General Information (Calibration)
– Menu Navigation
– Normal Weighing Operation
– Payload Menu
– Reweigh Operation
– Scale System
– Service Menu
– Service Tool Software
– Simple Calibration
– System Schematic
– Totals Menu
– Troubleshooting
– VIMSpc Payload Reports
– VIMSpc Software
– Weigh Range Adjusting
– Zero Operation
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
Cat® Detect Object Detection System
– Camera
– Configuration
– Configuration Screen
– Data Link
– Diagnostic Capabilities
– Diagnostic Code List
– Diagnostic Summary Screen
– Display
– Display Module – Flash Program
– Display Module – Replace
– Electrical Connector – Inspect
– Event Codes
– General Information
– General Information
– Main Screen
– MID 134 – CID 0247 – FMI 09
– MID 134 – CID 0248 – FMI 09
– MID 134 – CID 3317 – FMI 09
– MID 134 – CID 3317 – FMI 12
– MID 134 – CID 3318 – FMI 09
– MID 134 – CID 3318 – FMI 11
– MID 134 – CID 3318 – FMI 12
– MID 134 – CID 3319 – FMI 09
– MID 134 – CID 3319 – FMI 11
– MID 134 – CID 3319 – FMI 12
– MID 134 – CID 3322 – FMI 09
– MID 134 – CID 3322 – FMI 11
– MID 134 – CID 3322 – FMI 12
– MID 134 – CID 3323 – FMI 09
– MID 134 – CID 3323 – FMI 11
– MID 134 – CID 3323 – FMI 12
– MID 134 – CID 3329 – FMI 03
– MID 134 – CID 3329 – FMI 04
– MID 134 – CID 3330 – FMI 03
– MID 134 – CID 3330 – FMI 04
– MID 134 – CID 3331 – FMI 03
– MID 134 – CID 3331 – FMI 04
– MID 134 – CID 3334 – FMI 03
– MID 134 – CID 3334 – FMI 04
– MID 134 – CID 3335 – FMI 03
– MID 134 – CID 3335 – FMI 04
– Object Detection Sensor
– Object Detection Sensor – Adjust
– Object Detection Sensor – Calibrate
– Object Detection Sensor Identification
– Operational Problems
– Related Components
– Service Tools
– System Schematic
– Using Caterpillar Electronic Technician to Determine
– Wiring Harness (Open Circuit) – Test
– Wiring Harness (Short Circuit) – Test
Cat® Object Detection System
– Camera
– Configuration
– Configuration Screen
– Data Link
– Diagnostic Capabilities
– Diagnostic Summary Screen
– Display
– Display Module – Flash Program
– Display Module – Replace
– Electrical Connector – Inspect
– Event Codes
– General Information
– General Information
– Main Screen
– MID 134 – CID 0247 – FMI 09
– MID 134 – CID 0248 – FMI 09
– MID 134 – CID 3317 – FMI 09
– MID 134 – CID 3317 – FMI 12
– MID 134 – CID 3318 – FMI 09
– MID 134 – CID 3318 – FMI 11
– MID 134 – CID 3318 – FMI 12
– MID 134 – CID 3319 – FMI 09
– MID 134 – CID 3319 – FMI 11
– MID 134 – CID 3319 – FMI 12
– MID 134 – CID 3322 – FMI 09
– MID 134 – CID 3322 – FMI 11
– MID 134 – CID 3322 – FMI 12
– MID 134 – CID 3323 – FMI 09
– MID 134 – CID 3323 – FMI 11
– MID 134 – CID 3323 – FMI 12
– MID 134 – CID 3329 – FMI 03
– MID 134 – CID 3329 – FMI 04
– MID 134 – CID 3330 – FMI 03
– MID 134 – CID 3330 – FMI 04
– MID 134 – CID 3331 – FMI 03
– MID 134 – CID 3331 – FMI 04
– MID 134 – CID 3334 – FMI 03
– MID 134 – CID 3334 – FMI 04
– MID 134 – CID 3335 – FMI 03
– MID 134 – CID 3335 – FMI 04
– Object Detection Sensor
– Object Detection Sensor – Adjust
– Object Detection Sensor – Calibrate
– Object Detection Sensor Identification
– Operational Problems
– Related Components
– Service Tools
– System Schematic
– Using Caterpillar Electronic Technician to Determine
– Wiring Harness (Open Circuit) – Test
– Wiring Harness (Short Circuit) – Test
Disassembly and Assembly 3516E Engines for Caterpillar Built Machines
– Accessory Drive (Front) – Assemble
– Accessory Drive (Front) – Disassemble
– Accessory Drive (Front) – Remove and Install – Engine Oil
– Air Inlet Manifold – Remove and Install
– Alternator – Remove and Install
– Bearing Clearance – Check
– Camshaft – Install
– Camshaft – Remove
– Camshaft Bearings – Remove and Install
– Catalyst (SCR) – Remove and Install
– Connecting Rod Bearings – Remove and Install
– Control Cabinet – Assemble
– Control Cabinet – Disassemble
– Crankshaft – Install
– Crankshaft – Remove
– Crankshaft Front Seal and Wear Sleeve – Remove and Install
– Crankshaft Main Bearings – Install
– Crankshaft Main Bearings – Remove
– Crankshaft Rear Seal and Wear Sleeve – Remove and Install
– Cylinder Head – Assemble
– Cylinder Head – Disassemble
– Cylinder Head – Remove and Install
– Cylinder Liner – Install
– Cylinder Liner – Remove
– DEF Injector and Mounting – Remove and Install
– Diesel Exhaust Fluid Filter – Remove and Install
– Diesel Exhaust Fluid Pump – Remove and Install
– Electronic Control (Diesel Exhaust Fluid) – Remove and Install
– Electronic Control Module (Engine) – Remove and Install
– Electronic Unit Injector – Remove and Install
– Engine Oil and Water Pump Drive – Assemble
– Engine Oil and Water Pump Drive – Disassemble
– Engine Oil and Water Pump Drive – Remove and Install
– Engine Oil Cooler – Remove and Install
– Engine Oil Cooler Bypass Valve – Remove and Install
– Engine Oil Filter Base – Assemble
– Engine Oil Filter Base – Disassemble
– Engine Oil Pan – Assemble
– Engine Oil Pan – Disassemble
– Engine Oil Pan – Install
– Engine Oil Pan – Remove
– Engine Oil Pump – Assemble
– Engine Oil Pump – Disassemble
– Engine Oil Pump – Remove and Install
– Engine Oil Scavenge Pump – Assemble
– Engine Oil Scavenge Pump – Disassemble
– Engine Oil Scavenge Pump – Remove and Install
– Engine Oil Sequence Valves – Remove and Install
– Exhaust Manifold – Remove and Install
– Flywheel – Remove and Install
– Flywheel Housing – Install
– Flywheel Housing – Remove
– Front Drive Housing – Remove and Install
– Fuel Filter Base – Remove and Install
– Fuel Priming Pump – Remove and Install – With Fuel/Water
– Fuel Transfer Pump – Assemble
– Fuel Transfer Pump – Disassemble
– Fuel Transfer Pump – Install
– Fuel Transfer Pump – Remove
– Gear Group (Rear) – Install
– Gear Group (Rear) – Remove
– Manifold (DEF Heater) – Remove and Install
– Nitrogen Oxide Sensor (Exhaust Inlet) – Remove and Install
– Nitrogen Oxide Sensor (Exhaust Outlet) – Remove and Install
– Piston Cooling Jets – Remove and Install
– Pistons and Connecting Rods – Install
– Pistons and Connecting Rods – Remove
– Pressure Sensor (Exhaust Inlet) – Remove and Install
– Rocker Shaft – Assemble
– Rocker Shaft – Disassemble
– Rocker Shaft and Push Rods – Install
– Rocker Shaft and Pushrod – Remove
– Solenoid Valve (DEF Heater Coolant) – Remove and Install
– Temperature Sensor (Exhaust Inlet) – Remove and Install
– Turbocharger – Assemble
– Turbocharger – Disassemble
– Turbocharger – Install
– Turbocharger – Remove
– Valve Mechanism Cover – Remove and Install – Valve Cover
– Valve Mechanism Cover Base – Remove and Install
– Vibration Damper – Remove and Install
– Voltage Control (Load Protection) – Remove and Install
– Water Pump – Assemble
– Water Pump – Disassemble
– Water Pump – Install
– Water Pump – Remove
– Water Temperature Regulators – Remove and Install
Disassembly and Assembly 994 Wheel Loader (HRC) Field Assembly
– Assembly Preparation
– Battery and Wiring – Install – Cold Weather
– Battery and Wiring – Install – Located Behind the Radiator
– Bottom Guard – Install
– Bucket – Install
– Bumper – Install
– Bypass Valve (Fan) – Install – Optional Bypass Valve
– Cab – Install
– Cooling System Package Lines and Wiring – Connect
– Diesel Exhaust Fluid Module – Install
– Drive Shaft (Center) – Install
– Drive Shaft (Rear) – Install
– Fixed Axle (Front) – Install
– Fuel Tank – Install
– General Information – Torque Specifications, Graphic Color
– Grill – Install
– Hood – Install
– Introduction
– Lift Arms – Install
– Lift Cylinder – Connect
– Loader Frame to Rear Frame – Connect
– Machine Starting Procedure
– Monitor – Install – Fluid System Monitor
– Oscillating Axle (Rear) – Install
– Platform (Center) – Install
– Platform (Left Hand) – Assemble
– Platform (Left Hand) – Install
– Platform (Right Hand) – Assemble
– Platform (Right Hand) – Install
– Position Sensor (Lift, Tilt) – Install
– Rollover Protective Structure (ROPS) – Assemble
– Rollover Protective Structure (ROPS) – Install
– Stairway (Powered) – Install – If Equipped
– Stairway – Install
– Steering Cylinder – Connect
– Steering Neutralizer Valve – Install
– Step – Install – If Equipped
– Step – Install – Step Group
– Tilt Cylinder – Install
– Tire and Rim – Install
– Walkway (Front) – Assemble
– Walkway (Front) – Install
– Wheel Chock – Install – If Equipped
– Wiring (Heater) – Install – Optional wiring heater
– Wiring (Object Detection) – Install – If Equipped
Disassembly and Assembly 994K Wheel Loader Engine Supplement
– Access Doors/Covers – Remove and Install
– Aftercooler – Remove and Install
– Air Cleaner – Remove and Install
– Alternator – Remove and Install
– Belt Tensioner – Remove and Install
– Clean Emissions Module – Remove and Install
– Cooling System Package (Radiator, Fan, Aftercooler, Oil
– Crankshaft Front Seal and Wear Sleeve – Remove and Install
– DEF Injector and Mounting – Remove and Install – Left Side
– DEF Injector and Mounting – Remove and Install – Right Side
– Diesel Exhaust Fluid Filter – Remove and Install
– Diesel Exhaust Fluid Filter – Remove and Install – Inline
– Diesel Exhaust Fluid Module – Remove and Install
– Diesel Exhaust Fluid Pump – Remove and Install
– Electric Starting Motor – Remove and Install
– Engine – Remove and Install – Engine and Torque Converter
– Engine Oil Cooler – Remove and Install
– Engine Oil Filter and Oil Filter Base – Remove and Install
– Exhaust Elbow – Remove and Install
– Fan Blade (Spider) – Remove and Install
– Flywheel Housing Adapter – Remove and Install
– Fuel Filter Base – Remove and Install
– Fuel Tank – Remove and Install – 12 – Hour Tank
– Fuel Tank – Remove and Install – Optional 24 – Hour Tank
– Hood – Remove and Install
– Hydraulic Oil Cooler – Remove and Install
– Manifold (DEF Heater) – Remove and Install – Inboard
– Manifold (DEF Heater) – Remove and Install – Outboard
– Muffler – Remove and Install
– Muffler and Mounting – Remove and Install
– Nitrogen Oxide Sensor – Remove and Install – Inlet Nitrogen
– Nitrogen Oxide Sensor – Remove and Install – Inlet Nitrogen
– Nitrogen Oxide Sensor – Remove and Install – Outlet Nitrogen
– Nitrogen Oxide Sensor – Remove and Install – Outlet Nitrogen
– Piston Motor (Hydraulic Fan) – Assemble
– Piston Motor (Hydraulic Fan) – Disassemble
– Piston Motor (Hydraulic Fan) – Remove and Install
– Pressure Sensor (DPF) – Remove and Install – SCR Pressure
– Pressure Sensor (DPF) – Remove and Install – SCR Pressure
– Primary Fuel Filter, Water Separator and Base – Remove and
– Pump Drive (Rear) from Engine – Separate
– Radiator Core – Remove and Install
– Radiator Cover – Remove and Install
– Refrigerant Compressor – Remove and Install
– Refrigerant Condenser – Remove and Install
– Secondary Fuel Filter and Base – Remove and Install
– Solenoid Valve (DEF Heater Coolant) – Remove and Install
– Steering Frame Lock – Separate and Connect
– System Pressure – Release
– Temperature Sensor (DPF) – Remove and Install – Temperature
– Temperature Sensor (DPF) – Remove and Install – Temperature
– Torsional Coupling – Remove and Install
– Transmission Oil Cooler – Remove and Install
– Turbocharger – Remove and Install
– Valve Cover – Remove and Install
– Vibration Damper and Pulley – Remove and Install
– Water Pump – Remove and Install
– Water Temperature Regulator – Remove and Install
– Wheel Chock (Front, Rear) – Remove and Install
Disassembly and Assembly 994K Wheel Loader Machine Systems
– Blower Motor (Air Conditioner, Heater) – Remove and Install
– Brake Accumulator – Remove and Install
– Brake Control Valve (Parking) – Remove and Install
– Brake Control Valve (Service) – Remove and Install
– Bucket – Remove and Install
– Bucket Lever and Link – Remove and Install
– Cab – Remove and Install
– Evaporator Coil and Heater Coil – Remove and Install
– Expansion Tank – Remove and Install
– Gear Pump (Implement Oil Cooler) – Remove and Install
– Gear Pump (Secondary Steering) – Remove and Install
– Gear Pump (Steering Oil Cooler) – Assemble
– Gear Pump (Steering Oil Cooler) – Disassemble
– Gear Pump (Steering Oil Cooler) – Remove and Install
– Grease Tank (Automatic Lubrication) – Remove and Install
– High Pressure Screen (Implement) – Remove and Install
– Hydraulic Tank – Assemble – Implement
– Hydraulic Tank – Assemble – Steering
– Hydraulic Tank – Disassemble – Implement
– Hydraulic Tank – Disassemble – Steering
– Hydraulic Tank – Remove and Install – Implement
– Hydraulic Tank – Remove and Install – Steering and Brake
– Lift Arms – Remove and Install
– Lift Cylinder – Remove and Install
– Lift Position Control – Remove and Install
– Loader Frame from Rear Frame – Separate
– Loader Frame to Rear Frame – Connect
– Lubrication Pump (Automatic) – Remove and Install
– Main Control Valve – Remove and Install – Left
– Main Control Valve – Remove and Install – Right
– Monitor – Remove and Install – Front
– Monitor – Remove and Install – Side
– Oil Filter (Implement Pilot) (Front Pump Drive) – Remove and
– Oil Filter (Implement Pump Case Drain) – Remove and Install
– Piston Pump (Brake) – Assemble
– Piston Pump (Brake) – Disassemble
– Piston Pump (Brake) – Remove and Install
– Piston Pump (Hydraulic Fan) – Assemble
– Piston Pump (Hydraulic Fan) – Disassemble
– Piston Pump (Hydraulic Fan) – Remove and Install
– Piston Pump (Implement Pilot) (Axle Oil Cooler) – Assemble
– Piston Pump (Implement Pilot) (Axle Oil Cooler) – Disassemble
– Piston Pump (Implement Pilot) (Axle Oil Cooler) – Remove and
– Piston Pump (Implement) – Assemble
– Piston Pump (Implement) – Disassemble
– Piston Pump (Implement) – Remove and Install – Main pump
– Piston Pump (Implement) – Remove and Install – Main Pump
– Piston Pump (Steering) – Assemble
– Piston Pump (Steering) – Disassemble
– Piston Pump (Steering) – Remove and Install
– Rear Bumper – Remove and Install
– Relief Valve (Hydraulic Oil Cooler Bypass) (Steering, Brake Oil
– Relief Valve (Pilot) – Remove and Install
– Rollover Protective Structure (ROPS) – Remove and Install
– Seat – Remove and Install
– Steering Control Valve – Remove and Install
– Steering Cylinder – Remove and Install
– Steering Frame Lock – Separate and Connect
– Steering Neutralizer Valve – Remove and Install
– STIC Control and Pilot Valve (Steering) – Remove and Install
– System Pressure – Release
– Tilt Cylinder – Remove and Install
– Tilt Position Sensor and Mounting (Worktool Positioner
– Wheel Chock (Front, Rear) – Remove and Install
– Window Wiper and Wiper Motor (Front) – Remove and Install
– Window Wiper and Wiper Motor (Front) – Remove and Install
– Window Wiper and Wiper Motor (Rear) – Remove and Install
Disassembly and Assembly 994K Wheel Loader Power Train
– Access Doors/Covers – Remove and Install – Ladders and
– Access Doors/Covers – Remove and Install – Safety Handles –
– Axle Oil Cooler – Remove and Install
– Axle Oil Cooler Pump and Motor – Assemble
– Axle Oil Cooler Pump and Motor – Disassemble
– Axle Oil Cooler Pump and Motor – Remove and Install
– Axle Shaft – Remove and Install
– Bottom Guard – Remove and Install
– Differential and Bevel Gear – Assemble
– Differential and Bevel Gear – Disassemble
– Differential and Bevel Gear – Remove and Install – Front Axle
– Differential and Bevel Gear – Remove and Install – Rear Axle
– Drive Shaft (Center) – Remove and Install
– Drive Shaft (Front) and Drive Shaft Support Bearing – Install
– Drive Shaft (Front) and Drive Shaft Support Bearing – Remove
– Drive Shaft (Rear) – Remove and Install
– Duo-Cone Seals – Assemble
– Final Drive (Planetary) – Assemble
– Final Drive (Planetary) – Disassemble
– Final Drive Planetary – Remove and Install
– Fixed Axle (Front) – Remove and Install
– Gear Motor (Axle Oil Cooler Fan) – Remove and Install
– Gear Motor (Axle Oil Cooler Fan) – Remove and Install
– Input Drive Shaft – Remove and Install
– Input Transfer Gear – Remove
– Input Transfer Gears – Assemble
– Input Transfer Gears – Disassemble
– Input Transfer Gears – Install
– Modulating Valve (Torque Converter Impeller Clutch) –
– Modulating Valve (Torque Converter Lockup Clutch) –
– Oscillating Axle (Rear) – Remove and Install
– Output Transfer Gears – Assemble
– Output Transfer Gears – Disassemble
– Parking Brake – Assemble
– Parking Brake – Disassemble
– Parking Brake – Install
– Parking Brake – Remove
– Power Train Filter and Mounting (Torque Converter,
– Power Train Guard (Transmission) – Remove and Install
– Pump Drive (Front) – Assemble
– Pump Drive (Front) – Disassemble
– Pump Drive (Front) – Remove and Install
– Pump Drive (Rear) – Assemble
– Pump Drive (Rear) – Disassemble
– Pump Drive (Rear) – Disassemble
– Pump Drive Shaft – Remove and Install
– Service Brake – Assemble
– Service Brake – Disassemble
– Service Brake – Remove and Install
– Steering Frame Lock – Separate and Connect
– System Pressure – Release
– Tire and Rim (Front) – Remove and Install
– Tire and Rim (Rear) – Remove and Install
– Torque Converter (Lockup) – Assemble
– Torque Converter (Lockup) – Disassemble
– Torque Converter – Remove and Install
– Torque Converter Priority Valve – Assemble
– Torque Converter Priority Valve – Disassemble
– Torque Converter Priority Valve – Remove and Install
– Transmission – Remove and Install
– Transmission from Input Transfer Gears and Output Transfer
– Transmission Hydraulic Control Valve – Assemble
– Transmission Hydraulic Control Valve – Disassemble
– Transmission Hydraulic Control Valve – Remove and Install
– Transmission Oil Pump – Remove and Install
– Transmission Planetary – Assemble
– Transmission Planetary – Disassemble
– Transmission to Input Transfer Gears and Output Transfer
– Trunnion Support (Oscillating Axle, Front) – Assemble
– Trunnion Support (Oscillating Axle, Front) – Disassemble
– Trunnion Support (Oscillating Axle, Front) – Remove and
– Trunnion Support (Oscillating Axle, Rear) – Assemble
– Trunnion Support (Oscillating Axle, Rear) – Disassemble
– Trunnion Support (Oscillating Axle, Rear) – Remove and Install
– Wheel Chock (Front, Rear) – Remove and Install
Fast Fuel Fill – Low Pressure System for Certain Machines
– Fluids Service System
– Fluids Service System Troubleshooting
– General Information
– Introduction
– Maintenance – Recommendations
– System Pressure – Release
– Visual Inspection
Medium L and M Series Wheel Loaders Cat Production Measurement Application on Machines Equipped with Product Link
– Automatic Material Identification
– Automatic Truck Identification
– Calibration Using Display Module
– Calibration Using Electronic Service Tool
– Calibration Weight Entering
– Cat ET List Management
– Configuration – Product Link Web Configuration
– Display Modules
– Editing Truck and Material Lists
– General Information (Calibration)
– Menu Navigation
– Normal Weighing Operation
– Payload Menu
– Reweigh Operation
– Scale System
– Service Menu
– Service Tool Software
– Simple Calibration
– Software – Install
– System Schematic
– Totals Menu
– Troubleshooting
– VIMSpc Payload Reports
– VIMSpc Software
– Weigh Range Adjusting
– Zero Operation
Schematic Caterpillar 994K Wheel Loader Brake System
– Features
– Cover Page
– Information
– Component Location
– Tap Location
– Schematic
– Machine Views
– Machine – Right Rear View
– Machine – Right Bottom View
Schematic Caterpillar 994K Wheel Loader Electrical System
– Features
– Cover Page
– Information
– Component Location
– Vol 1 of 4 – Cab
– Vol 2 of 4 – Chassis
– Page 1 of 2
– Page 2 of 2
– Vol 3 of 4 – Engine
– Vol 4 of 4 – Aftertreatment
– Connector Location
– Vol 1 of 4 – Cab
– Vol 2 of 4 – Chassis
– Vol 3 of 4 – Engine
– Vol 4 of 4 – Aftertreatment
– Schematics
– Function Isolation Tools
– Grids On/Off
– All Circuits Off
– All Circuits On
– Vol 1 of 4 – Cab
– Unspecified Circuit
– Black (Ground)
– 032 (Red) (Battery Power)
– 640 (Blue) (Key Power)
– 305 (Lt Blue) (Converter 12v Out)
– 021 (Orange) (Starting)
– 258 (Dk Purple) (Transmission Control Circuit)
– 509 (Lt Pink) (Engine Control Circuit)
– 613 (Dk Yellow) (Heat/AC)
– 4665 (Tan) (Turn/Wiper/Washer)
– CON 346 (CAT D.L.)
– CON 032 (RS232/485 D.L.)
– SUB 141 (Lt Orange) (Implement Control Circuit)
– CON 190 (CAN “A” D.L.)
– CON 522 (CAN “B” D.L.)
– CON 141 (CAN “C” D.L.)
– CON 305 (Devicenet CAN Data Link)
– SUB 651 (Blue Gray) (Ethernet)
– Vol 2 of 4 – Chassis
– Unspecified Circuit
– Black (Ground)
– 032 (Red) (Battery Power)
– 640 (Blue) (Key Power)
– 305 (Lt Blue) (Converter 12v Out)
– 021 (Orange) (Starting)
– 190 (Dk Pink) (Start Aid)
– 258 (Dk Purple) (Transmission Control Circuit)
– 509 (Lt Pink) (Engine Control Circuit)
– 613 (Dk Yellow) (Heat/AC)
– 4665 (Tan) (Turn/Wiper/Washer)
– CON 346 (CAT D.L.)
– SUB 141 (Lt Orange) (Implement Control Circuit)
– CON 190 (CAN “A” D.L.)
– CON 522 (CAN “B” D.L.)
– CON 141 (CAN “C” D.L.)
– CON 305 (CAN “D” D.L.)
– SUB 651 (Blue Gray) (Ethernet)
– Vol 3 of 4 – Engine
– Unspecified Circuit
– Black (Ground)
– 032 (Red) (Battery Power)
– 640 (Blue) (Key Power)
– 021 (Orange) (Starting)
– 190 (Dk Pink) (Start Aid)
– 509 (Lt Pink) (Engine Control Circuit)
– 613 (Dk Yellow) (Heat/AC)
– CON 346 (CAT D.L.)
– SUB 141 (Lt Orange) (Implement Control Circuit)
– CON 190 (CAN “A” D.L.)
– Vol 4 of 4 – Aftertreatment
– Unspecified Circuit
– Black (Ground)
– 032 (Red) (Battery Power)
– 640 (Blue) (Key Power)
– CON 346 (CAT D.L.)
– CON 190 (CAN “A” D.L.)
– CON 141 (CAN “C” D.L.)
– CON 5767 (Olive Green) (DEF)
– SUB 522 (Lt Purple) (Aftertreatment)
– Machine Views
– Vol 1 of 4 – Cab
– Cab – Front View
– Cab – Interior View
– Cab – Left Side View
– Cab – Rear View
– Cab – Right Side View
– Cab – Top View
– Implement POD
– Vol 2 of 4 – Chassis
– Air Cleaner And Shunt Tank
– Cab – ROPS
– Engine And Bumper
– Front Frame
– Hood And Prelube
– Lower Right EEF
– Radiator And Powered Access Stairway
– Rear Chassis
– Steer Press Sensor Jumper
– Transmission And Torque Converter
– Vol 3 of 4 – Engine
– Engine – Front View
– Engine – LH View
– Engine – Rear View
– Engine – RH View
– Vol 4 of 4 – Aftertreatment
– CEM
– DEF
Schematic Caterpillar 994K Wheel Loader Hydraulic System
– Features
– Cover Page
– Information
– Component Location
– Page 1 of 2
– Page 2 of 2
– Tap Location
– Schematic
– Machine Views
– Front View – Top Loader Frame
– Front View – Under Cab
– Machine View – Left Side
– Machine View – Left Tank
– Machine View – Rear
– Machine View – Right Side
– Machine View – Right Tank
– Pressure Tap Locations
Schematic Caterpillar 994K Wheel Loader Power Train Hydraulic System
– Features
– Cover page
– Tables
– Components
– Pressures
– Schematic
– Machine Views
– Right Side
Specifications 3516 Engines 994K Wheel Loader
– Accessory Drive (Upper Right Hand)
– Air Lines
– Alternator and Regulator
– Atmospheric Pressure Sensor
– Belt Tensioner
– Camshaft
– Camshaft Bearing Position
– Connecting Rod
– Connecting Rod
– Connecting Rod and Main Bearing Journals
– Cover (Vibration Damper Guard)
– Cover Group (Front Housing)
– Crankcase Pressure Sensor
– Crankshaft
– Crankshaft Wear Sleeves and Seals
– Cylinder Block
– Cylinder Head
– Cylinder Head Valves
– Cylinder Liner
– Electric Starting Motor
– Engine Coolant Temperature Sensor
– Engine Design
– Engine Oil Cooler Bypass and Cooling Jet Sequence Valves
– Engine Oil Filter
– Engine Oil Level Sensor
– Engine Oil Pan
– Engine Oil Pressure Sensor
– Engine Oil Pump
– Engine Oil Pump
– Engine Oil Scavenge Pump
– Engine Oil Scavenge Pump
– Engine Speed Sensor
– Engine Speed/Timing Sensor
– Engine Support (Front)
– Exhaust Manifold
– Fastener Group (Vibration Damper)
– Flywheel
– Flywheel Housing
– Flywheel Housing Cover
– Fuel Filter
– Fuel Filter and Water Separator
– Fuel Filter Base
– Fuel Injection Lines
– Fuel Injection Pump
– Fuel Injector Mechanism
– Fuel Pressure Regulator
– Fuel Transfer Pump
– Gear Group (Front)
– Gear Group (Rear)
– Piston and Rings
– Pressure Sensor
– Refrigerant Compressor
– Turbocharger
– Turbocharger Exhaust Temperature Sensor
– Turbocharger Inlet Pressure Sensor
– Valve Mechanism
– Vibration Damper
– Vibration Damper Guard
– Water Lines
– Water Pump
– Water Temperature Regulator
Specifications 994K Wheel Loader Systems
– Access Door
– Accumulator (Pilot)
– Actuator Pump and Motor
– Air Cleaner
– Air Cleaner Mounting
– Air Conditioner
– Air Conditioner – Mounting
– Air Lines
– Air Lines
– Air Precleaner
– Air Precleaner
– Alternator and Regulator
– Antenna
– Antenna
– Articulating Hitch
– Axle Mounting
– Axle Mounting
– Axle Oil Cooler
– Axle Oil Cooler Pump and Motor
– Bank Valve
– Brake Accumulator
– Brake Accumulator
– Brake Accumulator – Uncharged
– Brake Control Valve
– Breaker Relief Valve
– Breaker Relief Valve
– Bucket – Edge Protector
– Bucket Control
– Cab Air Duct
– Cab Door
– Cab Door – Left Hand
– Check Valve
– Check Valve
– Check Valve (Pilot)
– Check Valve (Steering Quad)
– Circuit Breakers
– Circuit Breakers
– Circuit Breakers
– Circuit Breakers
– Circuit Breakers – AUTOMATIC RESET
– Communication Electronic Control Module (Product Link)
– Communication Electronic Control Module (Product Link)
– Communication Electronic Control Module (Product Link)
– Communication Electronic Control Module (Product Link)
– Communication Electronic Control Module (Product Link)
– Communication Electronic Control Module (Product Link)
– Communication Electronic Control Module (Product Link)
– Communication Electronic Control Module (Product Link)
– Communication Electronic Control Module (Product Link) –
– Control Manifold
– Control Valve
– Control Valve
– Control Valve (Implement)
– Control Valve (Implement)
– Control Valve – Mounting
– Control Valve – Mounting
– Coolant Tank
– Diesel Exhaust Fluid Pump – Mounting
– Diesel Exhaust Fluid Tank
– Differential
– Differential and Bevel Gear
– Differential and Bevel Gear – Mounting
– Disconnect Switch
– Display Module
– Drive Shaft
– Drive Shaft
– Drive Shaft
– Drive Shaft
– Electric Starting Motor
– Electrohydraulic Control (Joystick)
– Electrohydraulic Control – Control Support Group
– Electrohydraulic Control – Support
– Electrohydraulic Control and Mounting
– Electronic Control (Diesel Exhaust Fluid)
– Electronic Control Module
– Electronic Control Module
– Electronic Control Module
– Electronic Control Module
– Engine Support
– Ether Starting Aid
– Exhaust Lines
– Exhaust Lines
– Exhaust Lines
– Fan Guard
– Fan Speed Sensor
– Final Drive and Wheel
– Fixed Axle (Front)
– Flood Lamp
– Flood Lighting
– Flood Lighting
– Flywheel Housing Cover
– Foot Brake Control
– Frame
– Fuel Cooler
– Fuel Filter and Water Separator
– Fuel Filter and Water Separator
– Fuel Filter Base
– Fuel Filter Base
– Fuel Level Sensor
– Fuel Tank
– Gear Pump
– Gear Pump (Pilot)
– Gear Pump (Secondary Steering)
– Gear Pump (Secondary Steering)
– Governor Pedal
– Hydraulic Fan Valve
– Hydraulic Tank
– Hydraulic Tank
– Injector (Diesel Exhaust Fluid)
– Input Drive Shaft
– Input Transfer Gears
– Instrument Panel
– Joystick Control – Mounting Group
– Joystick Control – Mounting Group
– Joystick Control and Mounting
– Keypad Module
– Lift Cylinder
– Lift Cylinder – Lines
– Limit Switch (Stop Light)
– Lines (Axle Oil Cooler)
– Lines (Pilot)
– Linkage Pin and Seal Group (Bucket Control)
– Linkage Pin and Seal Group (Bucket Control)
– Liquid Level Sensor (Transmission Oil)
– Machine Lifting Group
– Magnetic Switch
– Makeup Valve
– Makeup Valve (Hydraulic Fan Motor)
– Manifold (Diesel Exhaust Fluid)
– Manifold (Diesel Exhaust Fluid)
– Modulating Valve
– Modulating Valve (Torque Converter Impeller Clutch)
– Modulating Valve (Torque Converter Lockup Clutch)
– Modulating Valve (Torque Converter Lockup Clutch)
– Modulating Valve (Transmission Hydraulic Control)
– Modulating Valve – Torque Convertor Lockup Clutch
– Monitor and Mounting
– Oil Filter (Hydraulic)
– Oil Filter (Hydraulic) – Fan
– Oil Filter (Power Train)
– Oil Filter (Power Train)
– Oil Pressure Switch (Differential)
– Oscillating Axle (Rear)
– Parking Brake
– Parking Brake Control
– Pilot Control Actuator (Proportional Solenoid)
– Pilot Valve (STIC Steering)
– Piston Motor (Hydraulic Fan)
– Piston Pump (Hydraulic Fan)
– Piston Pump (Implement Pilot) (Axle Oil Cooler)
– Piston Pump (Implement)
– Piston Pump (Implement)
– Piston Pump (Implement)
– Piston Pump (Implement)
– Piston Pump (Implement)
– Piston Pump (Steering)
– Planetary Case and Parts
– Position Sensor (Left Brake Pedal)
– Position Sensor (Throttle)
– Pressure Reducing Valve
– Pressure Reducing Valve
– Pressure Reducing Valve
– Pressure Reducing Valve (Dead Engine, Lift Arm Lower)
– Pressure Reducing Valve (Steering)
– Pressure Sensor
– Pressure Sensor
– Pressure Sensor (Automatic Lubrication)
– Pressure Sensor (Implement Pilot Oil)
– Pressure Sensor (NOx Reduction System)
– Pressure Sensor (Parking Brake Oil)
– Pressure Sensor (Torque Converter Impeller Clutch Oil)
– Pressure Sensor – BOOM DOWN
– Pressure Sensor – LIFT CYLINDER ROD END
– Pressure Sensor – Primary Steering Oil
– Pressure Switch
– Pressure Switch
– Pressure Switch (Air Conditioner)
– Pressure Switch (Parking Brake Oil)
– Pressure Switch (Parking Brake)
– Pressure Switch – Hydraulic Oil
– Pump Control Valve
– Pump Control Valve (Hydraulic Fan)
– Pump Control Valve – Flow Compensator
– Pump Control Valve – Pressure, Flow compensator
– Pump Drive
– Pump Drive
– Pump Drive
– Refrigerant Compressor
– Relief Valve
– Relief Valve
– Relief Valve
– Relief Valve
– Relief Valve (Brake Accumulator)
– Relief Valve (Main)
– Relief Valve (Main)
– Relief Valve (Pilot)
– Relief Valve (Steering Cylinder Crossover)
– Relief Valve – Tilt Cylinder Rod End
– Rim Mounting
– Rotary Switch
– Screen Group
– Screen Group – Hydraulic
– Seat Suspension
– Selector and Pressure Control Valve (Transmission)
– Selector and Pressure Control Valve (Transmission)
– Selector and Pressure Control Valve (Transmission)
– Sequence Valve
– Service Brake Lines
– Service Brakes
– Solenoid Valve
– Solenoid Valve
– Solenoid Valve
– Solenoid Valve
– Solenoid Valve
– Solenoid Valve
– Solenoid Valve
– Solenoid Valve (Float)
– Solenoid Valve (Hydraulic Fan)
– Solenoid Valve – Hydraulic Fan
– Speed Sensor (Torque Converter Output)
– Speed Sensor (Transmission Input)
– Speed Sensor (Transmission Output)
– Steering Control
– Steering Control Group
– Steering Control Support
– Steering Control Support
– Steering Control Support
– Steering Control Support
– Steering Control Valve
– Steering Cylinder
– Steering Neutralizer Valve
– STIC Control
– STIC Lockout Control
– Suction Fan
– Suction Fan
– Temperature Sensor
– Temperature Sensor (Axle Oil)
– Temperature Sensor (Hydraulic Oil)
– Temperature Sensor (Torque Converter Oil) (Transmission
– Temperature Sensor – Cab Air
– Tilt Cylinder – Left Hand
– Tilt Cylinder – Right Hand
– Torque Converter
– Transfer Gears and Case
– Transfer Gears and Case
– Transmission Control Valve
– Transmission Control Valve
– Transmission Control Valve
– Transmission Hydraulic Control
– Transmission Oil Filter
– Transmission Oil Pump
– Transmission Oil Pump
– Transmission Planetary
– Trim
– Water Lines
– Water Lines
– Water Lines
– Water Lines
– Window Wiper and Washer
– Window Wiper and Washer
– Window Wiper and Wiper Motor
– Window Wiper and Wiper Motor
– Window Wiper and Wiper Motor
– Window Wiper and Wiper Motor
Systems Operation & Testing and Adjusting 3516E Engine for Tier 4 Final 994K Wheel Loaders
– Aftercooler – Air-to-Air Aftercooler
– Aftertreatment SCR System Dosing – Test
– Air Cleaner and Precleaner
– Air in Fuel – Test
– Air Inlet and Exhaust System Operation
– Air Inlet and Exhaust System Operation – Aftertreatment
– Alternator Regulator
– Battery
– Camshaft
– Camshaft Timing
– CAN Data Link
– Cat Data Link
– Charging System
– Charging System
– Checking and Calibrating Electronic Injection Timing with the
– Checking Engine Cylinders
– Checking Engine Cylinders with an Electronic Service Tool
– Circuit Breaker
– Clean Emissions Module Inspection and Recovery
– Cold Cylinder Cutout
– Cold Mode Operation
– Compression
– Connecting Rod Bearings
– Coolant Temperature Sensor – Test
– Cooling System Operation
– Crankcase Breather – Valve Cover Integrated Breather
– Crankcase Pressure
– Crankshaft
– Crankshaft Position for Fuel Injector Adjustment and Valve
– Cylinder Block
– Cylinder Block, Liners and Heads
– Cylinder Head
– Cylinder Liner Projection
– Diesel Exhaust Fluid Quality – Test
– Diesel Exhaust Fluid Tank – Flush
– Dosing Control System Operation
– ECM Hour Increment Adjustment
– ECM Total Fuel Consumption Adjustment – Diesel Fuel
– Electric Starting System
– Electrical System Operation
– Electronic Circuits
– Electronic Control Module (ECM)
– Electronic Control System Operation
– Engine Monitoring System
– Engine Oil Pressure – Test
– Engine Speed Sensor
– Excessive Bearing Wear – Inspect
– Excessive Engine Oil Consumption – Inspect
– Finding the Top Center Position for the No. 1 Piston
– Flywheel – Inspect
– Flywheel Housing – Inspect
– Fuel Injector
– Fuel Injector Adjustment
– Fuel Injector Mechanism
– Fuel Pressure – Test
– Fuel Quality – Test
– Fuel Rate Scaling (Fuel Correction Factor) – Diesel Fuel
– Fuel System Inspection
– Fuel System Operation
– General Information (Cooling System)
– General Information (Fuel System)
– General Information (Lubrication System)
– Grounding Practices
– Histogramming
– Increased Engine Oil Temperature – Inspect
– Indicators for Engine Oil Pressure
– Lubrication System Operation
– Main Bearings
– Measuring Exhaust Temperature
– Oil Renewal System
– Pinion Clearance Adjustment
– Pistons, Rings and Connecting Rods
– Restriction of Air Inlet and Exhaust
– Starting System
– Test Tools for the Cooling System
– Test Tools for the Electrical System
– Testing the Cooling System
– Throttle Lock
– Throttle Position Sensor
– Turbocharger
– Valve Lash – Adjust
– Valve Mechanism
– Vibration Damper
– Visual Inspection
– Water Temperature Regulator – Test
Systems Operation & Testing and Adjusting For Caterpillar Machines
– Comfort Seat Controls
– Deluxe Seat Controls
– Premium Plus Seat Controls
– Seat Maintenance Interval Schedule
– Seat Slider – Puck Slide
– Seat Slider – Roller Slide
– Seat Suspension System – TLV (Toggle Link Vertical
– Seat Suspension System – TLV-2 (Toggle Link Vertical
– Troubleshooting Chart
– Troubleshooting Chart
Systems Operation & Testing and Adjusting
– Configuration Menu
– Diagnostic Menu
– Display Features
– Display Navigation
– Display Settings
– Machine Settings Menu
– Menu Navigation
– Menu Structure
– Module – Flash Program
– Operator Profile Menu
– Parameter Menu Via ECM
– Parameter Menu Via Type
– Pop-Up Messages
– Service Test Menu
– System Information Menu
– System Schematic
– Tire Pressure Parameters
– Totals Menu
Testing and Adjusting & Systems Operation 994K Wheel Loader Machine Systems
– Articulated Hitch – Adjust
– Axle Oil Cooler
– Axle Oil Cooler
– Brake Accumulator
– Brake Accumulator – Test and Charge
– Brake Control Valve (Parking)
– Brake Control Valve (Service)
– Brake System Air – Purge
– Calibration Error Codes
– Calibrations (Operator Monitor)
– Calibrations, Diagnostic Tests (Cat ET)
– Differential and Bevel Gear
– Differential Backlash and Bearings – Adjust
– Differential Pinion Preload – Adjust
– Electronic Control (Brake System)
– Electronic Control (Fan Hydraulic System)
– Electronic Control (HVAC System)
– Electronic Control (Hydraulic System)
– Electronic Control (Steering System)
– Electronic Control Module (ECM) – Flash Program
– Electronic Control Module (ECM) – Replace
– Fan Hydraulic System
– Features (Electronic Control System)
– Filters and Screens
– Final Drive and Wheel
– Gear Pump (Hydraulic Oil Cooler)
– Gear Pump (Secondary Steering)
– Gear Pump (Steering, Brake Oil Cooler)
– General Information (Brake System)
– General Information (Fan Hydraulic System)
– General Information (HVAC System)
– General Information (Hydraulic System)
– General Information (Power Train System)
– General Information (Steering System)
– Graphic Color Codes
– Hydraulic Fan Speed – Test and Adjust
– Hydraulic Oil Contamination – Test – Steering
– Hydraulic Oil Cooler
– Hydraulic System
– Impeller Clutch Setting (Electronic Technician) – Adjust
– Impeller Clutch Setting (Operator Monitor) – Adjust
– Implement Cycle Time – Check
– Input Transfer Gear And Output Transfer Gear Lubrication
– Input Transfer Gears
– Input Transfer Gears – Adjust
– Limit Switch (Stop Light) – Adjust
– Location of Components (Brake System)
– Location of Components (Fan Hydraulic System)
– Location of Components (HVAC System)
– Location of Components (Hydraulic System)
– Location of Components (Power Train System)
– Location of Components (Steering System)
– Machine Preparation for Testing and Adjusting
– Machine Preparation for Troubleshooting – Steering
– Main Control Valve
– Modulating Valve (Torque Converter Impeller Clutch)
– Modulating Valve (Torque Converter Lockup Clutch)
– Monitoring System (Steering Functions)
– Oil Filter (Power Train)
– Oil Filter (Steering, Brake Cooler)
– Output Transfer Gears
– Output Transfer Gears – Adjust
– Output Transfer Gears Lubrication System
– Parking Brake
– Parking Brake – Check
– Parking Brake – Manual Release
– Parking Brake System Pressure – Test
– Pilot Control Actuator Current (Proportional Solenoid) – Check
– Pilot Control Actuator Pressure – Check
– Pilot Hydraulic System
– Pilot Oil Accumulator – Test and Charge
– Pilot Pressure (Pressure Reducing Valve) – Test and Adjust
– Pilot Pressure – Check
– Pilot Valve (STIC Steering)
– Piston Motor (Hydraulic Fan)
– Piston Pump (Brake)
– Piston Pump (Brake) Pressure – Test and Adjust
– Piston Pump (Hydraulic Fan)
– Piston Pump (Implement)
– Piston Pump (Pilot)
– Piston Pump (Steering)
– Piston Pump (Steering) Margin Pressure – Test and Adjust
– Position Sensor (Lift Linkage) – Replace
– Position Sensor (Tilt Linkage) – Replace
– Power Train Oil Cooler
– Powered Stairway – Test
– Powered Stairway System
– Pressure Reducing Valve (Pilot Oil)
– Pressure Reducing Valve Pressure for Dead Engine Pilot
– Pressure Tap Locations
– Pump Control Operation
– Pump Performance (Brake) – Test
– Pump Performance (Implement) (Lift Time) – Test
– Pump Performance (Steering) – Test
– Reduced Rimpull Pressure – Test
– Relief Valve (Line)
– Relief Valve (Main)
– Relief Valve (Main) – Test and Adjust
– Relief Valve (Secondary Steering) – Test and Adjust
– Secondary Steering System
– Selector and Pressure Control Valve (Transmission)
– Service Brake – Check
– Service Brake Discs – Check
– Service Brake System Pressure – Test
– Service Brake Wear Indicator – Check
– Service Brakes
– Solenoid Valve (Transmission Clutch) – Test
– Steering Control
– Steering Control Valve (with Secondary Steering)
– Steering Main System Relief Pressure – Test and Adjust
– Steering Neutralizer Valve
– Steering Neutralizer Valve – Check and Adjust
– Steering System Pressures – Test and Adjust
– Steering System Troubleshooting
– Steering Turn Stop – Adjust
– STIC Control (Steering Deadband) – Adjust
– System Pressure – Release – Steering
– Torque Converter (Lockup)
– Torque Converter and Pump Drive Housing
– Torque Converter Impeller Clutch Pressure – Test
– Torque Converter Lockup Clutch Pressure – Test
– Torque Converter Pump Drive – Adjust
– Torque Converter Stall (3FWD) – Test
– Torque Converter Stall and Implement Pump Double Stall –
– Transmission Hydraulic Control
– Transmission Hydraulic Control Operation
– Transmission Hydraulic System
– Transmission Lubrication
– Transmission Magnetic Screen
– Transmission Oil Cooler
– Transmission Oil Pump
– Transmission Planetary
– Transmission Pressures – Test and Adjust
– Visual Inspection – Steering
– Wheel Bearings – Adjust
Troubleshooting 3516E Engine for Tier 4 Final 994K Wheel Loaders
– Acceleration Is Poor or Throttle Response Is Poor
– Aftertreatment Identification Module – Test
– Alternator Problem – Charging Problem and/or Noisy
– Backflow Valve – Test
– Battery Problem
– Cat ET Service Error Identifiers
– Cat ET Service Features
– Clean Emissions Module Has High Oxygen Level
– Component Location
– Configuration Parameters
– Coolant Contains Oil
– Coolant Level – Test
– Coolant Level Is Low
– Coolant Pressure Is Low
– Coolant Temperature Is High
– Coolant Temperature Is Low
– Cooling Fan – Calibrate
– Cooling Fan Control – Test
– Cooling Fan Is Always ON
– Cooling Fan Speed – Test
– Crankcase Pressure Is High
– Customer Passwords
– Cylinder Is Noisy
– Data Link – Test
– Data Link Configuration Status – Test
– DEF Control Module Power – Test
– DEF Control Module Temperature Is High
– DEF Controller Resistor – Test
– DEF Does Not Purge
– DEF Line Heater – Test
– DEF Module Does Not Respond
– DEF Pressure Does Not Respond
– DEF Pressure Is High
– DEF Pressure Is Low
– DEF Pump – Replace
– DEF Pump Motor – Test
– DEF Pump Pressure Sensor – Test
– DEF Return Valve – Test
– DEF Tank Level Is Low
– DEF Tank Sensor – Test
– DEF Tank Temperature Is High
– DEF Temperature Is Low
– Diagnostic Capabilities
– Diagnostic Trouble Codes
– ECM – Replace
– ECM Does Not Communicate with Other Modules
– ECM Software – Install
– ECM Will Not Accept Factory Passwords
– Electrical Connectors
– Electrical Connectors – Inspect
– Electrical Power Supply – Test
– Electronic Service Tool Does Not Communicate
– Electronic Service Tools
– Engine Cranks but Does Not Start
– Engine Does Not Crank
– Engine Has Early Wear
– Engine Has Mechanical Noise (Knock)
– Engine Misfires, Runs Rough or Is Unstable
– Engine Overspeeds
– Engine Shutdown Occurrence
– Engine Shutdown Occurs Intermittently
– Engine Shutdown While Idling
– Engine Stalls at Low RPM
– Engine Top Speed Is Not Obtained
– Engine Vibration Is Excessive
– Ether Starting Aid – Test
– Event Codes
– Exhaust Differential Temperature Is High
– Exhaust Has Excessive Black Smoke
– Exhaust Has Excessive White Smoke
– Exhaust System Contains Oil
– Exhaust Temperature Is High
– Exhaust Temperature Is Low
– Factory Passwords
– Fuel Consumption Is Excessive
– Fuel Filter Is Restricted
– Fuel Pressure Is High
– Fuel Pressure Is Low
– General Information
– High Altitude Derate Occurrence
– Injector Solenoid – Test
– Injector Trim File – Install
– Inlet Air Is Restricted
– Intake Manifold Air Temperature Is High
– NOx Conversion Is Low
– NOx Sensor – Test
– Oil Consumption Is Excessive
– Oil Contains Coolant
– Oil Contains Fuel
– Oil Filter Differential Pressure Problem
– Oil Level Is Low
– Oil Pressure Is Low
– Power Is Intermittently Low or Power Cutout Is Intermittent
– Prelubrication Pump Problem
– Programmable Parameters
– SCR Catalyst Inlet Pressure Is High
– SCR Catalyst Inlet Pressure Is Low
– SCR Catalyst Temperature Sensor – Test
– SCR Warning System Problem
– Sensor (Data Link Type) – Test
– Sensor Calibration Required – Test
– Sensor Signal (Analog, Active) – Test
– Sensor Signal (Analog, Passive) – Test
– Sensor Signal (PWM) – Test
– Sensor Supply – Test
– Service Information Report
– Shutdown (Ground Level) – Test
– Solenoid Valve – Test – Aftertreatment
– Solenoid Valve – Test – Engine
– Speed Control – Test
– Speed/Timing – Test
– Symptom Troubleshooting
– System Overview
– System Overview – Aftertreatment Identification
– Test ECM Mode
– Turbocharger Turbine Temperature Is High
– Welding Precaution
Troubleshooting 994K Wheel Loader
– Alarm – Test
– Brake System
– CAN Data Link – Test
– Charging System – Test
– Connector Contact Description
– Connector Locations
– Determining Diagnostic Trouble Codes
– Diagnostic Trouble Codes
– Differential and Final Drive
– ECM – Configure
– ECM – Replace
– ECM Location Code – Test
– ECM Software – Install
– Electrical Connector – Inspect
– Electrical Power Supply – Test
– Emerging Symptom Information
– Event Codes
– General Information
– HVAC, Air Conditioning System
– HVAC, Automatic Temperature Control System
– HVAC, Condensate Drainage System
– HVAC, Control System
– HVAC, General Troubleshooting
– HVAC, Heating System
– HVAC, Required Tools
– HVAC, Visual Inspection
– Hydraulic System
– Low Implement System Efficiency
– Machine Preparation for Troubleshooting
– Operator Control Switch (Switch to Ground) – Test
– Parameter – Test
– Relay – Test
– Sensor Signal (Analog, Active) – Test
– Sensor Signal (Analog, Passive) – Test
– Sensor Signal (PWM) – Test
– Sensor Supply – Test
– Service Tools
– Solenoid Valve – Test
– Speed Sensor – Test
– Starting System – Test
– Steering System
– Switch Circuits – Test
– Symptom Troubleshooting
– System Schematic
– Torque Converter
– Transmission
– Visual Inspection
– Wiring Harness (Open Circuit) – Test
– Wiring Harness (Short Circuit) – Test