Wacker Neuson WL34

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4-2 SHB WL34 * 2.0

4 Travel drive

Hose routing

4.2 M-Drive hose routing

Item Designation

1 Variable displacement pump

2 Hydraulic oil reservoir

3 Drive pedal / drive valve

Main Page

Table of Contents3
E Introduction11
Notice on this Service Manual11
Use of the Service Manual12
Explanation of Symbols and Abbreviations13
Repair Instructions14
Technical Data14
Diesel Engine14
Technical Data - Engine15
Permissible Inclination15
Traveling Drive/Axles16
Machine-Travel Hydraulics16
Brakes16
Tyres17
Steering System17
Operating Hydraulics18
Coolant18
Vibration19
Weights20
Payload/Load-Carrying Capacity/Lift Capacity20
Dimensions21
Tightening Torques23
General Tightening Torques23
Specific Tightening Torques23
Torque Values for Metric Coarse-Pitch Thread24
Torque Values for Metric Fine-Pitch Thread25
Tightening Torques for Hydraulic Screw Connections and Climate Screw Fixtures with Taper Connections and O-Rings DIN 386526
Tightening Torques for Hydraulic Screw Connections with Cutting Ring DIN 386127
Tightening Torques for Hydraulic Screw Struts SDS28
Tightening Torques for Hydraulics Rotating Screw Connections31
Tightening Torques for Hollow Screws DIN 764331
Tightening Torques for Adjustable Hydraulic Screw Struts SDE32
Tightening Torques for Brake Line Screw Connections34
Tightening Torques for Worm Drive Hose Clamps34
Tightening Torques for Spring-Loaded Worm Drive Hose Clamps34
Safety Instructions35
Pay Particular Attention to the Following35
Safety Symbols and Signal Words35
Safety and Accident Prevention Regulations36
Safety Instructions for Repair Work37
Environmental Protection38
Removing Components38
Installing Components39
Safety Instructions for Work on the Engine40
Safety Instructions for Work on the Hydraulic System41
Safety Instructions for Work on the Air Conditioning System42
Safety Instructions for Work on Traveling Drive and Axles43
Safety Instructions for Work on the Braking System43
Safety Instructions for Work on the Frame43
Safety Instructions for Work on the Electrical System45
Safety Instructions for Work on the Wheels45
Special Tools46
Clamp46
Overview of Control Elements49
Operation49
Indicating Instruments51
Loader Unit Control Lever52
Overview of Rotary Switches (Option53
Overview of Switch Panels53
Indicator Lights and Warning Lights (Overview55
Maintenance57
Information on Maintenance57
Responsibilities and Prerequisites57
Safety Instructions57
Battery Master Switch61
Maintenance Overview62
Daily/Weekly Maintenance62
Inspection Schedules63
Inspection Intervals66
Lubrication Plan69
Fluids and Lubricants71
Fluids and Lubricants (Overview)71
Perkins Engine 404D-22 (35.7 Kw)71
Perkins Engine 404F-22 (35.7 Kw)72
Deutz Engine Td2011L04W (55.1 Kw)72
Maintenance Accesses73
Opening the Engine Cover73
Removing/Installing the Operator Seat74
Removing/Installing the Footwell Cover Panel74
Removing/Installing Cover for Rear Wall Cladding75
Removing/Installing Filler Cap for the Control Console75
Cleaning and Maintenance76
Information on Cleaning and Maintenance76
Information on Cleaning77
General Safety Check77
Lubrication Work78
Lubrication78
Lubricating with the Central Lubrication System (Option)78
Signal Indicator80
Central Lubrication System Diagram81
Installing the High-Pressure Hoses on the Central Lubrication System82
Instructions for Troubleshooting in Case of Central Lubrication System Blocking83
Repairing a Blocking Distributor of the Central Lubrication System84
Troubleshooting Table for Central Lubrication System85
Fuel System86
Information on the Fuel System86
Fuel System87
Refueling with Diesel Fuel87
Water Separator Maintenance89
Replace the Filter Element of the Fuel Filter (Perkins Motor)90
Installing the Filter Element91
Replace the Fuel Filter (Perkins Motor)92
Bleeding the Fuel System93
Deutz Engine94
Engine Lubrication System95
Replace the Engine Oil and Engine Oil Filter95
Cooling System97
Information on the Cooling System97
Information on the Coolant97
Checking/Adding/Changing Coolant98
Checking the Antifreeze Mixture99
Cleaning the Cooling System100
1.10 Air Filter101
Information on the Engine Air Filter System101
Engine Air Filter Dust Valve102
Engine Air Filter102
1.11 V-Belt/Toothed Belt104
Information on the V-Belt104
Checking the V-Belt Tension/Tensioning the V-Belt105
Note on Toothed Belts105
1.12 Hydraulic System106
Information on the Hydraulic System106
Change the Ventilation Filter107
Information on Hydraulic Oil108
Checking the Hydraulic Oil Level108
Adding Hydraulic Oil109
Changing Hydraulic Oil109
Replacing the Hydraulic Oil Filter Insert110
Replacing Filter Insert of High-Pressure Filter110
Bleeding the Hydraulic System111
1.13 Electrical System112
Information on the Electrical System112
Fuses112
Information on the Battery113
Removing the Battery113
Battery Maintenance114
Starting Aid and Jump-Starting115
1.14 Heating and Ventilation117
Heating Maintenance117
Maintenance of Cabin Breather Filter117
1.15 Washer System118
Filling up the Washer System Reservoir118
1.16 Axles/Travel Drive119
Checking and Replacing the Axle Oil119
1.17 Braking System121
Information on the Braking System121
1.18 Tires122
Information on Tires122
Inflating the Tires123
Wheel Change124
Checking the Liquid Level of the Tires125
Ballasting Wheels with Liquid125
1.19 Maintenance and Servicing Work on Attachments126
1.20 Maintenance of Options127
Automatic Trailer Coupling127
1.21 Exhaust Gas Treatment128
Information on Exhaust-Gas Treatment128
Regeneration of Diesel Particulate Filter129
Indicator Lights130
Automatic Regeneration131
Manual Regeneration133
Engine135
Perkins Engine 404D-22 (35.7 Kw)135
Overview136
Function Description138
Adjust Idle Speed139
Removing/Installing the Engine139
Removing/Installing the Starter143
Alternator144
Perkins Engine 404F-22 (35.7 KW)145
Lube Oil System152
Travel Drive163
Variable Displacement Pump173
Hydraulic Oil Reservoir178
Troubleshooting184
Front Axle191
Overview201
Service/Parking Brake202
Steering System215
Hose Routing215
Steering Column218
Steering Cylinder222
Work Hydraulics227
Checking the Gear Pump233
Tilt Cylinder239
Control Valve251
Electrical System261
Fuse Boxes261
Fuse Assignment262
Configuring the Machine268
Error Codes273
Component List294
Cable Colors299
Towing the Vehicle320
After Towing320
Installation Position331

Wacker Neuson WL34 - Page 164

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