Description
Wacker Neuson WL34 Wheel Loader Service Manual
Wacker Neuson WL34 Wheel Loader Index:
Repair Manual
Before you continue reading …
Safety
Repair work (complete vehicle)
Safety instructions for repair work (complete vehicle)
Engine
Safety instructions for working on the engine
Hydraulic system
Safety instructions for working on the hydraulic system
Drive and axles
Safety instructions for working on the drive and axles
Brake system
Safety instructions for working on the brake system
Vehicle frame and load arm
Safety instructions for working on the vehicle frame and load arm
Electrical system
Safety instructions for working on the electrical system
Technical data
Technical data
Filling quantities
Tightening torques
Pressure values
Flow rates
Safety stickers
Meaning and position of the safety stickers
Testing equipment
7.1 Test pressure gauge
7.2 Flow meter
7.3 Test pump
Special tools
8.1 Insertion tool
8.2 Sealing plate (2 x)
8.3 Expulsion and driving sleeves
8.4 Driving bolts
8.5 Electrical contact key
8.6 Generator tester
8.7 Half-shells and pull-off fixture
8.8 Tool for contact removal
8.9 Hose clamp
8.10 Magnetic field tester
Hose book
Inspections
Complete vehicle
1.1 Inspection log
Engine
2.1 Checking and adjusting the valve play
2.2 Inspecting the exhaust system for leaks
2.3 Checking the radiator installation
2.4 Checking the engine bearing play
2.5 Inspecting the radiator for leaks
2.6 Troubleshooting on the engine
Hydraulic system
3.1 Checking and adjusting the starting speed
3.2 Checking and adjusting the inching pedal
3.3 Checking and adjusting the pressure cut-off
3.4 Checking the variable displacement pump supply pressure
3.5 Checking the variable displacement pump high pressure
3.6 Checking the variable displacement pump positioning pressure
3.7 Testing the steering hydraulics
3.8 Checking the gear pump
3.9 Checking the control valve function
3.10 Troubleshooting on the hydraulic system
Drive and axles
4.1 Checking the water filling of the wheels
4.2 Troubleshooting on the drive
Vehicle frame and load arm
5.1 Checking and adjusting the curling to load stop
Electrical system
6.1 Checking the generator
6.2 Checking the starter
6.3 Checking the temperature sensors
6.4 Testing the belt buckle circuit
6.5 Testing the fuel level sensor
6.6 Troubleshooting on the electrical system
Replacement
Complete vehicle
1.1 Helpful tips
1.2 Replacing protective stickers
Engine
2.1 Engine (as supplied)
2.2 Radiator
2.3 Air filter system
2.4 Fuel system
2.5 Exhaust system
Hydraulic system
3.1 Complete vehicle
3.2 Driving hydraulics
3.3 Steering hydraulics
3.4 Brake hydraulics
3.5 Working hydraulics
3.6 Auxiliary hydraulics and hydraulic lock
3.7 Oil cooler, filter and hydraulic lines
Drive and axles
4.1 Replacing the drive shaft
4.2 Front axle
4.3 Rear axle
4.4 PTO gear
4.5 Replacing the bearing and annular shaft seal on the axle shaft
4.6 Changing the wheel of the twin tires
Brake system (mechanical section)
5.1 Service brake
5.2 Parking brake
Vehicle frame and load arm
6.1 Front carriage
6.2 Rear carriage and engine hood
6.3 Center joint
6.4 Step plate
6.5 Load arm
6.6 Tool attachment
Operator’s platform and cab
7.1 Seat
7.2 ROPS bar and driver’s canopy
7.3 Steering column
Electrical system
8.1 Generator, battery and motors
8.2 Switches and sensors
8.3 Relays, coils and fuses
8.4 Indicator lamps, audible reverse warning device and instruments
8.5 Lighting system
Attachments
9.1 Replacing the earth bucket digging tooth
9.2 Replacing the prongs of the fork & grab
9.3 Replacing the hydraulic cylinder of the fork & grab
9.4 Replacing the hydraulic cylinder of the multi-purpose bucket
9.5 Replacing the valve of the multi-purpose bucket
Circuit diagrams and descriptions
Hydraulic circuit diagram
Electrical circuit diagram
Plug assignments / contact assignments
3.1 Plug assignments
3.2 Contact assignments
Technical description
Supplier documentation
Engine workshop manual (example)
Variable displ. pump repair instructions (example)
Fixed displacement motor repair instructions (example)
