Wacker Neuson 550, 650 Wheel Loader Service Repair Manual

Table of Content – Wacker Neuson 550, 650 Manual

• Cab Overview, Use, Operation
  • Machine Outside View
  • Inside of Cab (Overview)
  • Instrument Panel, Multifunctional Lever, Switch Consoles (Overview)
  • Legal Regulations Regarding Wheel Loader Operation
  • Fields of Application and Using a Machine with an Attachment
• Specifications
  • Models and Trade Names (Overview)
  • Frame
  • Engine
  • Drive
  • Front/Rear Axles
  • Brakes
  • Steering System
  • Work Hydraulics
  • Electrical System
  • Tyres
  • Weights
  • Noise Levels
  • Coolant Compound Table
  • Vibrations, Oscillation and Acceleration Value
  • Tightening Torques
  • Payloads and Capacities
  • Dimensions with Bucket
  • Dimensions with Pallet Forks
• Maintenance and Servicing Work
  • Explanation of Symbols on the Maintenance Label
  • Maintenance Label
  • Fluids and Lubricants
  • Maintenance Plan
  • Maintenance Staff
  • Important Information on Maintenance and Service Work
  • Fuel System
  • Engine Lubrication System
  • Changing Engine Oil
  • Washer System Tank
  • Changing the Engine Oil Filter Cartridge
  • Washer System Tank
  • Engine and Hydraulics Cooling System
  • Air Filter
  • Replacing the Air Filter Cartridge
  • V-Belt
  • Hydraulic System
  • Checking Hydraulic Pressure Lines
  • Replacing Hydraulic Oil
  • Replacing the Hydraulic Oil Return Filter
  • Replacing the Filler and Breather Filter
  • Lubrication Work on the Axles
  • Lubrication Work on the Loader Unit
  • Lubricating with the Central Lubrication System (Option)
  • Maintenance of the Brake System
  • Tyres
  • Heating and Ventilation System Maintenance
  • Maintenance of the Air Conditioning System (Option)
  • Electrical System
  • General Cleaning and Maintenance Work
  • Maintenance of Attachments and of the Work Equipment
  • Maintenance of the Automatic Trailer Coupling (Option)
  • Maintenance Work “Aggressive Media” (Option)
• Diesel Engine
  • Diesel Engine Electrical System Diagram
  • Diesel Engine Electrical Diagram (Legend)
  • Engine Designation
  • Fuel Specification
  • Coolant Specification
  • Engine (Overview)
  • Electric Components on Engine (Overview)
  • Preheating System (Circuit Diagram)
  • Starting System (Circuit Diagram)
  • Cutoff Solenoid (Circuit Diagram)
  • Cooling (Overview)
  • Valve Clearance
  • Fuel System
• Power Train
  • Drive (Electrical Diagram)
  • Drive Hydraulics Diagram
  • Functional Description of the Drive Hydraulics
  • Variable Displacement Pump Test Ports (20 kph)
  • Valves of Variable Displacement Pump 20 kph
  • Test Ports of Variable Displacement Motor (20/30 kph)
  • Variable Displacement Motor – Solenoid Valves (20/30 kph)
  • Inching Valve Overview
  • Inching Valve Circuit
  • Inching Valve Diagram
  • Drive Circuit
  • Low-Speed Control
  • Drive Diagram
  • Towing and Transporting the Machine
  • Test Report: 20/30 kph Power Train
  • Adjustment Instructions
  • Adjusting Boost Pressure
  • Checking the Control Pressure
  • Checking the Driving Direction Identification
  • Adjusting Starting Engine Speed
  • Setting High Pressure/Drive Pressure
  • Checking/Adjusting the High-Pressure Valves
  • Pressure Cutoff (Exploded View)
  • Checking/Setting the High Pressure/Characteristic Curve of the Pump
  • Check Engine Droop
  • Control Cartridge Function
  • Setting Control Initiation on the Variable Displacement Motor
  • Setting the Wheel Speed
• Axles
  • Differential Lock (Electrical/Hydraulics Diagram)
  • Axle Type Label
  • Tightening Values (Nm)
  • Screw Connections
  • Sealing Work
  • Sealing: Planetary Drive
  • Installing the Planetary Drive
  • Sealing Work: Axle Carrier – Differential Housing
  • Sealing: Gearbox – Input Flange
  • Differential (Overview)
  • Replacing the Gear Drive
  • Differential Cage with Lock (Overview)
  • Differential Cage
  • Removing the Differential Lock
  • Mounting the Differential Lock
  • Axle Carrier Overview
  • Steering Ram Overview
  • Wheel Hub Overview
• Brakes
  • Brakes (Electrical/Hydraulics Diagram)
  • Maintenance of the Brake System
  • Brake Circuit
  • Brake Diagram
  • Inching Valve Circuit
  • Service Brake
  • Adjusting the Service Brake
  • Removing the Brake Calliper
  • Replacing Brake Linings
  • Parking Brake
  • Adjusting the Parking Brake
  • Bleeding the Brake System
• Steering System
  • Steering System (Electrical/Hydraulics Diagram)
  • Steering Circuit with Final-Position Synchronisation
  • Steering Circuit with Front and 4 Wheel Steering
  • Steering System Adjustment
  • Hydraulic Ports on Servostat
  • Pressure Relief Valve: Adjustment
  • Sealing Steering Rams
  • Checking the Steering Valve
  • Checking a Steering Ram
  • Overview of Steering Ram Setting
  • How to Check and Set the Steering Rams
  • Checking the Track Setting
  • Correcting the Track Setting
  • Steering Misalignment During Final-Position Synchronisation
  • Checking Steering Synchronisation
• Hydraulic System
  • Overall Hydraulics Diagram
  • Hydraulics Legend
  • Load Stabiliser/Float Position (Electrical Diagram)
  • Load Stabiliser/Float Position (Hydraulics Diagram)
  • Quickhitch (Electrical Diagram)
  • Quickhitch (Hydraulics Diagram)
  • Additional Function (Electrical Diagram)
  • Additional Function (Hydraulics Diagram)
  • Test Report
  • Work Hydraulics Oil Supply
  • Work Hydraulics Circuit
  • Circuit: Auxiliary Hydraulics
  • Load Stabiliser Circuit
  • Circuit: Electrical 3rd Control Circuit
  • Circuit: Tipping Trailer
  • Control Valve Connections (Overview)
  • Control Valve Secondary Valves (Overview)
  • Pressure Relief Valve of Control Valve (Overview)
  • Checking and Setting the Work Hydraulics
  • Load Stabiliser
  • Checking and Adjusting the Load Stabiliser
  • Front/Rear Additional Control Circuit Function
  • Using the 3rd Electrical Control Circuit Plus the Additional Control Circuit
  • Valve: Electrical 3rd Control Circuit
  • Lift Ram: Sealing Work
  • Tilt Ram: Sealing Work
  • Control Ram (Quickhitch Frame): Sealing Work
• Electrical System
  • Cab Wiring Harness
  • Cab Wiring Harness Legend
  • Frame Wiring Harness
  • Frame Wiring Harness (Legend)
  • Cab (Option) Wiring Harness
  • Cab (Option) Wiring Harness Legend
  • Working Light, Rotating Beacon (Electrical Diagram)
  • Lights (Electrical Diagram)
  • Turn Indicator/Horn (Electrical Diagram)
  • Heating/Air Conditioning (Electrical Diagram)
  • Seat Contact Switch, Front Socket, Fuel Preheater (Electrical Diagram)
  • Multimedia, Window Heating, Telematic GPS (Electrical Diagram)
  • Wiper/Washer System, Cigarette Lighter (Electrical Diagram)
  • Wiring Harness: Alternator with 80 A
  • Wiring Harness: Alternator with 50 A
  • Additional Valves Wiring Harness
  • Ohm’s Law: Current, Voltage, Resistance and Power
  • Measuring Equipment and Measuring Methods
  • Terminal Description
  • Colour Coding of Electric Lines
  • Switching Relay Function
  • Electric Units/Light Bulbs
  • Connector Description (Overview)
  • Fuses
  • Switch Assignment on Board (Overview)
  • Overview of Front Switch Assignment
  • Control Lever
  • Joystick Outputs (Overview)
  • 3rd Electrical Control Circuit (Overview)
  • Auxiliary Hydraulics Overview
  • Steering-Column Control Lever S012
  • Plug-and-Socket Connections of Steering-Column Control Lever
  • Overview: Cab Retrofitting (Wiring)
  • Retrofitting a Rear 7-Pole Socket
  • Retrofitting a Front 4-Pole Socket