Wacker Neuson WL20e Wheel Loader Service Repair Manual

Service Repair Manual: 438 Pages
Operators Manual: 332 Pages
Spare Parts Catalog: 389 Pages
Manuals: Service Repair Manual
Category: Wacker Neuson

Table of Content – Wacker Neuson WL20e Manual

Introduction
Notice on This Service Manual
Technical Data
Tightening Torques
Safety Instructions
Special Tools
Operation
Overview of Control Elements
Maintenance
Information on Maintenance
Maintenance Overview
Fluids and Lubricants
Maintenance Accesses
Cleaning and Maintenance
Lubrication Work
Hydraulic System
Electrical System
Exide Battery
AGM Battery
Axles/Traveling Drive
Brake System
Service Brake
Parking Brake
Tires
Maintenance and Servicing Work on Attachments
Maintenance of Options
Electrical Control Procedures According to DIN VDE 0701/0702
Engine
Hydraulic Motor M030
Accelerator Pedal B054
Traveling Drive
Cardan Shaft
Transfer Gearbox
Axles
Front Axle
Rear Axle
Brakes
Brake Pedal
Master Brake Cylinder
Parking Brake
Steering System
Steering Orbitrol S3
Steering Column Gas Spring
Steering Column
Steering Cylinder A16
Center Joint
Bearings in the Pendulum Bearing
Lower Bearing
Hydraulic System
Control Valve
Gear Pump Motor M031
Gear Pump P51
Lock Cylinder A4
Lock Pins
Mast
Lifting Cylinder A11, A36, A37
Tilt Cylinder A45, A46, A47, A48
Reversing Lever
Bearings on the Pull Rod
Hydraulic Cylinder Pivot Bearing
Hydraulic Cylinder Bearing Bush
Hydraulic Lines
Designation of Hydraulic Components
Hydraulics Diagram – Vehicle Without Options
Hydraulics Diagram – Vehicle with Optional Lock Cylinder
Hydraulics Diagram – Vehicle with Optional 3rd Control Circuit Comfort
Hydraulics Diagram – Vehicle with Optional Return Without Pressure
Hydraulics Diagram – Vehicle with Optional Floating Position
Hydraulics Diagram – Vehicle with Optional Hydraulic Cylinder with Counterbalance Valve
Hydraulics Diagram – Vehicle with 3rd Control Circuit and All Possible Options
Hydraulics Diagram – Vehicle with Rear Hydraulic Connection
Hydraulics Diagram – Vehicle with 4th Control Circuit and All Options
Hydraulics Diagram – Steering System
Hydraulics Diagram – Lift Cylinder
Hydraulics Diagram – Tilt Cylinder
Hydraulics Diagram – EPS Plus
Hydraulics Diagram – Differential Lock
Electrical System
Overview
Fuses and Relays
Joystick
Indicating Instrument P011
Main Contactor K117
Secondary Contactor K131
Twin Inverter N030
Voltage Converter G003, G004, G005
Control Unit ECU N014
Headlight with Blinker
Tail Light with Blinker
Work Light E007/E009/E010
Hydraulic Oil Temperature Sensor B007
Reverse Warning System B018
Switching Relay for Additional Function K045, K046
Electrical Diagram – Supply Voltage and Charging Switching for Vehicles with Exide Battery (Version 00)
Electrical Diagram – Supply Voltage and Charging Switching for Vehicles with Exide Battery (Version 01)
Electrical Diagram – Supply Voltage and Charging Switching for Vehicles with AGM Battery
Electrical Diagram – Driving Function for Vehicles with an Exide Battery
Electrical Diagram – Driving Function for Vehicles with an AGM Battery
Electrical Diagram – Gear Pump Drive for Vehicles with an Exide Battery
Electrical Diagram – Gear Pump Drive for Vehicles with an AGM Battery
Electrical Diagram – Indicating Instrument and Diagnostic Interface
Electrical Diagram – Work Light, Rotating Beacon and Horn, Version Without Steering Column Switch
Electrical Diagram – Work Light, Rotating Beacon and Horn, Version with Steering Column Switch
Electrical Diagram – Comfort Seat, Work Light and EPS, Version Without Steering Column Switch
Electrical Diagram – Comfort Seat, Work Light and EPS, Version with Steering Column Switch
Electrical Diagram – Tool Lock
Electrical Diagram – Electric Function, Comfort 3rd Control Circuit, Version 1
Electrical Diagram – Electric Function, Comfort 3rd Control Circuit, Version 2
Electrical Diagram – EPS Plus
Electrical Diagram – StVZO Lighting for Vehicles with an Exide Battery
Electrical Diagram – StVZO Lighting for Vehicles with an AGM Battery
Electrical Diagram – Hazard Warning System
Pin Assignment
Plug
Trim
Engine Cover
Back-Up Stop Pad
Tailgate
Cover Box
Front Mudguard
Steering Column Cover Plate
Rear Mudguard
Cabin
Base Plate
Operator’s Seat
Seat Belt
Operator’s Canopy
Seat Belt Buckle
Armrest
Fold-Down Operator’s Canopy
Restraining Bars
Steering Wheel
Document Box
Automatic Coupling
Self-Securing Coupling
Name of Component
Designation of Electrical Components
Installation Position
Hydraulic System
Electrical System
Switch
Overview of Switch Assignment
Error Codes
Error Code Table
Maintenance Logs
Grounded Conductor/Insulation Resistance Measurement
Measurement at the Battery Cells