Wacker Neuson SW28 & ST35 Compact Loaders Service Manual – PDF

Description

Wacker Neuson SW28 & ST35 Compact Loaders Service Manual – PDF DOWNLOAD

Description

The Wacker Neuson SW28 & ST35 Compact Loaders Service Manual is the official factory workshop manual intended for professional technicians, mechanics, and service personnel responsible for maintaining and repairing Wacker Neuson compact loaders.

This manual provides comprehensive technical coverage, including safe operation guidelines, identification of warnings and symbols, detailed machine overviews, engine and hydraulic system servicing, electrical diagnostics, wiring diagrams, torque specifications, and preventive maintenance procedures. It follows Wacker Neuson’s standardized service documentation format used by authorized service partners worldwide.

With clear illustrations, specifications, and step-by-step instructions, this manual is essential for accurate diagnostics, proper repairs, and long-term machine reliability—whether performing routine maintenance or complex hydraulic and electrical troubleshooting.

 Table of Contents

1. Operation

• Information on this service manual

• Identification of warnings and dangers

• Explanation of symbols and abbreviations

• Abbreviations list

• Conversion tables

• Warranty and liability information

• Machine labels and identification

• Machine overview

• Engine compartment overview

• Chassis overview

• Hydraulic connections

• Releasing pressure in the hydraulic system

• Emergency procedures

• Transport and storage

2. Technical Data

• Engine specifications

• Travel drive data

• Brake system specifications

• Tracks / tires specifications

• Steering hydraulics

• Hydraulic system data

• Speed and performance data

• Noise and vibration values

• Machine weights

• Breakout forces

• Ground clearance and ground pressure

• Electrical system data

• Fuse box layout

• Tightening torques

• Model overviews (SW28 / ST35 variants)

3. Maintenance

• Fluids and lubricants

• Engine oil types (temperature-dependent)

• Hydraulic oil specifications

• Biodegradable hydraulic oil information

• Maintenance intervals and plans

• Inspection and maintenance procedures

• Safety instructions for maintenance

• Radiator, engine cover, cabin access

• Fuel system maintenance

• Air intake and filter system

• Cooling system service

• V-belt inspection and replacement

• Washer system service

4. Hydraulic System

• Hydraulic system overview

• Hydraulic pump and components

• Standard and high-flow systems (option)

• Pilot oil supply

• Main control valve

• Pressure limiting valves

• Proportional and load stabilizer valves

• Hydraulic control (joystick systems)

• Traveling drive hydraulics

• Multifunction hydraulic system

• Hydraulic testing and adjustment

• Hose inspection and replacement

5. Engine

• Perkins diesel engine overview

• Exhaust aftertreatment system

• Regeneration system

• Sensors and temperature monitoring

• Turbocharger system

• Fuel system

• Engine malfunction diagnostics

6. Electrical System

• Electrical system overview

• Fuses and relays

• Battery and charging system

• Alternator and starter

• Wiring harnesses

• Connector locations

• Electrical diagnostics

7. Diagrams

• Hydraulic diagrams (SW28 / ST35)

• Wiring diagrams

• Component layouts

8. Control Systems

• ECU overview

• CAN communication

• Sensor inputs and outputs

• Joystick inputs

• Actuator controls

• Lighting and road regulation systems

9. Options & Accessories

• Driver interaction options

• Winter package

• Special equipment

• Attachments and controls

10. Diagnostics

• Special tools

• Diagnostic code list (SPN)

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