Download Wacker Neuson Mobile Generator G 85 Repair Manual 330564592 PDF (English)

Wacker Neuson Mobile Generator G 85 Repair Manual 330564592 PDF provides detailed repair, service, maintenance, troubleshooting, and technical information for the G 85 mobile generator. This manual is a useful reference for technicians, mechanics, and owners performing inspections, repairs, component servicing, diagnostics, and routine maintenance. Access clear procedures and specifications to help maintain generator performance, reliability, and safe operation. Ideal for workshop servicing and technical reference. www.themanualsgroup.com

MODEL COVERED :
Wacker Neuson G 85 Mobile Generator

CONTENTS INCLUDED :
Mobile Generator
1 Safety Information
1.1 Operating Safety
1.2 Service Safety
1.3 Operator Safety while using Internal Combustion Engines
1.4 Towing Safety
1.5 Reporting Trailer Safety Defects
2 Theory of Operation
2.1 Basic Schematic
2.2 Introduction
2.3 Terminology
3 Electrical Testing Techniques
3.1 Checking Continuity
3.2 Checking Resistance
3.3 Checking Voltage
3.4 Probing ECM Plugs and Pins
4 ECM Background Information
4.1 ECM Handling Precaution
4.2 Normal Boot-up Sequence
4.3 Display Variables and Values
4.4 ECM Display Screens-Start Switch in Remote Position
4.5 Additional Variables Monitored by the ECM
4.6 Voltage Display Errors
4.7 ECM Automatic Engine Shutdown Conditions
4.8 ECM Circuit Boards
4.9 Control Wiring Numbering & Colors
4.10 Removing and Installing the ECM
5 ECM/Sensor Troubleshooting
6 Engines With ECU
6.1Engines With ECU Background
6.2 Locations of Engine Electrical Components
6.3 Engine Electrical Components
7 Engine Starting Troubleshooting
8 Output Voltage Troubleshooting
9 Disassembly/Assembly Procedures
9.1 Tools
9.2 Ordering Parts
9.3 Reference Numbers ( )
9.4 Weight Block
9.5 Removing the Roof
9.6 Preparing Unit for Generator Removal
9.7 Replacing the Generator
9.8 Removing the AVR
9.9 Installing the AVR
9.10 Removing the Engine
9.11 Installing the Engine
9.12 Replacing the Fuel Tank
9.13 Replacing the Emergency Stop Switch (older)
9.14 Replacing the Emergency Stop Switch (newer)
9.15 Replacing the Diodes
9.16 Replacing the Voltage Selector Switch (VSS)
9.17 G 50, G 70, G 85 VSS Wiring
10 Technical Data
10.1 Engine Data
10.2 Generator Data
10.3 Trailer and Skid Data
10.4 Dimensions
10.5 Engine Wiring Diagram
10.6 ECU Wiring Diagram
10.7 ECU Harness Connector
10.8 Generator Wiring Diagram
1 Safety Information
1.1 Operating Safety
1.2 Service Safety
1.3 Operator Safety while using Internal Combustion Engines
1.4 Towing Safety
1.5 Reporting Trailer Safety Defects
2 Theory of Operation
2.1 Basic Schematic
2.2 Introduction
2.3 Terminology
3 Electrical Testing Techniques
3.1 Checking Continuity
3.2 Checking Resistance
3.3 Checking Voltage
3.4 Probing ECM Plugs and Pins
4 ECM Background Information
4.1 ECM Handling Precaution
4.2 Normal Boot-up Sequence
4.3 Display Variables and Values
4.4 ECM Display Screens-Start Switch in Remote Position
4.5 Additional Variables Monitored by the ECM
4.6 Voltage Display Errors
4.7 ECM Automatic Engine Shutdown Conditions
4.8 ECM Circuit Boards
4.9 Control Wiring Numbering & Colors
4.10 Removing and Installing the ECM
5 ECM/Sensor Troubleshooting
Continue
Replace the fuse with one of the same size and rating.
Check the function of the main circuit breaker. The shunt of the main circuit breaker is most likely the cause of a fuse failure. See section 5.10 Checking the Main Circuit Breaker.
The fuses are OK.
Continued from the previous page.
Engines With ECU
Engines With ECU Background
6.2 Locations of Engine Electrical Components
6.3 Engine Electrical Components
7 Engine Starting Troubleshooting
Check the function of the main circuit breaker. The shunt of the main circuit breaker is most likely the cause of a fuse failure. See Section 7.7 Checking the Main Circuit Breaker.
Go to step 6.
Charge the battery.
Repair or replace wire #53.
Repair or replace wire #15.
The ECM is OK.
The ECM has failed. Call Wacker Neuson Service.
The emergency stop switch has failed; replace it.
The emergency stop switch is not the problem.
Repair or replace the red wire.
Repair or replace wire #422.
Repair or replace wire #050D or wire #14.
The starter relay is OK.
The starter relay has failed; replace it.
Repair or replace the large red wire.
Repair or replace small red wire.
Repair or replace red wire #11.
Repair or replace grey wire #65.
Repair or replace wire #14.
The intake heater relay is OK.
The intake heater relay has failed; replace it.
The main circuit breaker has failed; replace it.
Continue.
_____; _____; _____
The main circuit breaker is functioning properly.
8 Output Voltage Troubleshooting
The emergency stop switch is OK.
The lug door switch has failed; replace it.
Reconnect the blue and blue/white wires; then continue.
The lug door switch is OK.
The voltage adjusting rheostat has failed; replace it.
The voltage adjusting rheostat is OK.
Remove the vent cover from the generator and check the generator for damage.
Auxiliary winding is OK.
Remove the vent cover from the generator and check the generator for damage; then continue.
The excitor stator is OK.
The exciter stator has failed.
Call Wacker Neuson Service.
The sensing wires are OK.
The excitation system is functioning properly.
Check the exciter rotor winding. See Checking the Exciter Rotor Winding.
The main stator windings and the voltage selector switch are OK.
Replace all diodes.
The main rotor winding has failed.
The main rotor winding is OK.
The main rotor winding has failed. Call Wacker Neuson Service.
The exciter rotor windings are OK.
The exciter rotor has failed. Call Wacker Neuson
The main stator windings are OK. If there is a difference between the readings taken here and those taken at the lugs, the VSS has failed; replace it.
The main stator windings have failed. Call Wacker Neuson
9 Disassembly/Assembly
9.1 Tools
9.2 Ordering Parts
9.3 Reference Numbers ( )
9.4 Weight Block
9.5 Removing the Roof
9.6 Preparing Unit for Generator Removal
9.7 Replacing the Generator
9.8 Removing the AVR
9.9 Installing the AVR
9.10 Removing the Engine
9.11 Installing the Engine
9.12 Replacing the Fuel Tank
9.13 Replacing the Emergency Stop Switch (older)
9.14 Replacing the Emergency Stop Switch (newer)
9.15 Replacing the Diodes
9.16 Replacing the Voltage Selector Switch (VSS)
9.17 G 50, G 70, G 85 VSS Wiring
10 Technical Data
10.1 Engine Data
10.2 Generator Data
10.3 Trailer and Skid Data
10.4 Dimensions
10.5 Engine Wiring Diagram
10.6 ECU Wiring Diagram
10.7 ECU Harness Connector
10.8 Generator Wiring Diagram
Sealants.pdf
Threadlockers and Sealants
Torque.pdf
Torque Values
Metric Fasteners (DIN)
Inch Fasteners (SAE)

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