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Wacker Neuson
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ET20
Wacker Neuson ET20 User Manual
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3-22
OM ET18/20/24 us
1.3 * et18_20_24e3
00.fm
3
Meaning
Indication of maintenance in
tervals.
Position
On the ro
of window on
right-hand s
ide in tra
veling directio
n.
Meaning
This label describes the functions
of the hydraulic qu
ickhitch.
Position
Canopy: inside on the roof.
Cab: at the upper e
dge of the rear windo
w.
Fig. 48:
Maintenance plan
Fig. 49:
Hydraulic quickhitch
49
51
Table of Contents
Default Chapter
3
Table of Contents
3
EC Declaration of Conformity (Yanmar 3TNV76-SNSE12
5
Declaration of Conformity Without CE Mark on the Type Label - Except USA and Canada (Yanmar 3TNV76- SNSE12
6
Notices on this Operator’s Manual
7
Operator's Manual
7
Foreword 1.1 Operator's Manual
7
Explanation of Symbols and Abbreviations
8
Abbreviations
9
Conversion Table
10
Warranty and Liability
11
2 Safety Information
13
Safety Symbols Found in this Manual
13
Warranty
14
Designated Use
14
Preparing to Use the Machine
15
Operator and Technician Qualifications and Basic Responsibilities
18
Safety Instructions Regarding Operation
18
Applications with Lifting Gear
21
Attachments
22
Transport and Towing
23
Safety Guidelines for Maintenance
23
Safety Guidelines While Using Internal Combustion Engines
28
Machine Overview
29
Introduction 3.1 Machine Overview
29
Brief Description of the Machine
30
Overview of Model Designations and Trade Names
30
Definition of Fops/Front Guard Levels
31
Notices and Regulations on Use
32
Designated Use
32
Fields of Application and Use of Attachments
33
Type Labels
36
Serial Number
36
Cab Number
37
Engine Number
37
Hydraulic Quickhitch
37
Powertilt with Hydraulic Quickhitch
38
FOPS Type Label
38
Front Guard Type Label
38
Warning Labels
39
Danger Zone
40
Track Tensioner
40
Articulation
40
Battery
40
Front Window
41
Pressure Accumulator
41
Stability
41
Labels
44
Function ET 18/ET 20 Standard
48
Function ET 18/ET 20 Auxiliary Hydraulics/Proportional Controls
48
Function ET 18/ET 20 Powertilt/3Rd Control Circuit
48
Function ET 24 Standard
49
Function ET 24 Auxiliary Hydraulics/Proportional Controls
49
Function ET 24 Powertilt/3Rd Control Circuit
49
4 Putting into Operation
51
Cab/Control Stand
51
Safety Instructions Regarding Entry and Exit
51
Entry and Exit
51
Cab Entry and Exit on Right-Hand Side
52
Outside Door Opener and Lock
52
Inside Door Opener
52
Door Arrester
52
Releasing the Door Arrester
53
Opening the Door to a Gap
53
Opening/Closing the Front Window
54
Closing the Front Window
55
Opening the Lower Front Window
56
Closing the Lower Front Window
56
Opening the Whole Front Window
57
Closing the Whole Front Window
58
Opening the Front Window to a Gap
59
Opening/Closing the Side Window
60
Front Side Window
60
Rear Side Window
60
Emergency Exit
61
Exit on Machines Equipped with Protective Front Guard Structures
61
Emergency Hammer on Rear Window
61
Seat Adjustment
62
Weight Adjustment
62
Horizontal Adjustment
62
Backrest Adjustment
62
Seat Belt Adjustment
63
Fastening the Seat Belt
63
Unfastening the Seat Belt
63
Longer/Shorter Seat Belt Adjustment
64
Adjusting the Retracting Seat Belt
65
Fastening/Unfastening the Retracting Seat Belt
65
Adjusting the Rearview Mirrors
66
Adjusting the Mirrors
67
Adjusting the Outside Rearview Mirrors
67
Control Lever Base
68
Functional Check of Control Lever Base
68
Fire Extinguisher
69
Armrest
69
Protective Structures
70
Responsibility for Machine Equipped with Protective Structures
70
Protective FOPS Structure/Small Screen – Level I
71
Assembly
71
Small/Grey FOPS
71
FOPS Mounting Point
72
Black/Grey FOPS
72
Protective Front Guard Structure with Integrated Fops/Level I
73
Front Guard with Integrated FOPS
73
Upper Mounting Point
73
Lower Mounting Point
74
Upper Mounting Point on Machine
74
Lower Mounting Point on Machine
74
Shatter Protection
75
Work Area
76
Installing/Removing the Shatter Protection
76
Document Storage bin
77
Canopy
77
Cab
77
Socket
78
Position of Socket
78
Swiveling Console Limit
78
Control Element Overview
79
Display Element and Switches
82
Display Element
84
Indicator Lights and Warning Lights (Overview)
84
High Speed (2Nd Speed)
85
Safe Load Indicator Light
85
Engine Temperature
85
Hour Meter/Maintenance Meter
86
Hour Meter/Maintenance Meter Changeover
86
Preparatory Work
87
Information before Putting the Machine into Operation
87
Requirements and Notices for the Operating Personnel
87
Check Lists
88
Operation Checklist
89
Parking Checklist
89
Mmachine Operation for the First Time and Running-In Period
90
Traveling on Public Roads
90
Starting and Stopping the Engine
91
Preparations for Starting the Engine
91
Starter
91
Starting the Engine
92
Letting the Engine Warm up
92
Jump-Starting the Engine
93
Low-Load Operation
94
Stopping the Engine
94
Steering System
95
Accelerator Actuation
95
Manual Throttle
95
Operation 5.1 Steering System
95
Automatic Engine Speed Setting
96
Hydraulic Brake
96
Mechanical Brake
96
Travel Operation
97
Travel Position
97
Traveling and Stopping
97
Operating Temperature Range
97
Traveling on Slopes
98
Preparations for Traveling on Slopes
99
Traveling Uphill
99
Traveling Downhill
99
Traveling Diagonally on Slopes
99
Lateral Angle of Inclination
100
Parking the Machine
101
Parking the Machine on Slopes
101
Differential Lock
102
Lights/Signalling System
102
Working Lights
102
Working Light Switch
102
Interior Light
103
Horn
103
Rotating Beacon (Option)
103
Traveling Signal
104
Front Wiper
104
Washer System
104
Wiper/Wash System Switch
104
Heating, Ventilation and Air Conditioning System
105
Air Vents
105
Temperature Setting
105
Work Hydraulics
106
Overview of Pedals and Control Levers
106
Travel Levers/Travel Pedals
108
Rotating the Upper Carriage
109
ISO/SAE Controls
110
Directional Valve
110
Stabilizer Blade
111
Stabilizer Blade/Telescopic Travel Gear
111
Changing the Width of the Stabilizer Blade
112
Telescopic Travel Gear
114
Raising the Machine
115
Extending/Retracting the Telescopic Travel Gear
115
Proportional Controls
116
Control Lever for Proportional Controls
116
Rotary Switch on Control Lever Base
116
Hammer Operation
117
Hammer Pedal – AUX I
119
Ball-Type Cock
119
Changeover of Boom Swivel
119
Boom Swivel/Auxiliary Hydraulics Pedal
119
Proportionally Controlled Hammer Pedal
120
Switching on Hammer Operation
120
Additional Control Circuit – AUX I
121
Operating the Additional Control Circuit
121
Proportionally Controlled Additional Control Circuit – AUX I
122
Swiveling the Boom
123
Lifting Gear Applications
124
Safe Load Indicator Light
125
Additional Control Circuits
126
3Rd Control Circuit – AUX II
126
Powertilt – AUX II
127
Actuating the Powertilt Unit
127
Setting the Oil Flow
127
Rotating the Powertilt Unit
128
Hydraulic Quickhitch – Easy Lock
129
Picking up an Attachment
129
Easy Lock Switch
129
Foot-Operated Pushbutton Switch and Stabilizer-Blade Lever
130
Extended Check Pin
130
Quickhitch
130
Stabilizer Blade Operation
130
Setting down an Attachment
131
Retracted Check Pin
131
Grab Control Circuit
132
Grab Operation
132
Hydraulic Connections
133
Connecting and Disconnecting Hydraulic Couplings
133
Attachments
134
Picking up
134
Setting down
135
Releasing the Pressure in the Work Hydraulics
136
Retrofitting a Bucket
137
Inadmissible Work Procedures
138
Working with Swivel Force
138
Working with Travel Force
138
Retracting the Attachment
138
Work Operation
138
Fully Lowering the Stabilizer Blade
139
Protecting the Stabilizer Blade against Shocks
139
Working on Slopes
139
Working with the Falling Force
139
General Notices Regarding Work Operation
140
Travel Operation in High Speed
140
Operation in Water
140
Working with the Standard Bucket
141
Bucket Position When Digging
141
Working Alongside Trenches
141
Excavating
141
Loading Material
142
Grading
142
Emergency Lowering
143
Additional Equipment/Options
144
Safe Load Indicator
144
Switching On/Off the Safe Load Indicator
145
Hydraulic Hose Burst Valve
146
Stabilizer Blade Hydraulic Cylinder
146
Hydraulic Hose Burst Valve “Basic”/“Advanced”
146
Proceed as Follows after a Damage
146
Coding a New Key
147
Deleting Coded Keys
147
Travel Interlock Key
147
Starting with the Travel Interlock
147
Tilting the Upper Carriage
148
Lowering/Tilting the Upper Carriage
149
Shovel Bucket Operation
150
Trailer Operation
150
Damage During Shovel Bucket Operation
150
Decommissioning and Putting the Machine Back into Operation
151
Decommissioning the Machine Temporarily
151
Putting the Machine Back into Operation
152
Final Decommissioning of Machine
153
Disposal
153
Towing the Machine
155
Information Regarding Towing
155
Transport 6.1 Towing the Machine
155
Towing Gear
156
Loading the Machine
157
Traveling Onto Transport Vehicles
157
Access Ramps
157
Transport Position
157
Lifting the Machine
158
Craning Operation
158
Transporting the Machine
160
Tying down
160
Tie-Down Points on Either Side of Stabilizer Blade
160
Tie-Down Points Inside the Travel Gear
160
Tie-Down Points on Either Side Outside on the Travel Gear
161
Important Information on Maintenance
163
Responsibilities and Prerequisites
163
Important Safety Instructions on Maintenance on or with the Machine
163
Maintenance Overview
164
Maintenance Plan
164
Lubrication Plan
168
Maintenance Label
170
Explanation of Symbols on the Maintenance Label
171
Fluids and Lubricants
172
Oil Types for Diesel Engine
173
Additional Oil Change and Filter Replacement
173
Oil Types for Hydraulic System
174
Information Regarding Operation with Biodegradable Oil
175
Maintenance Accesses
176
Engine Cover
176
Engine Cover Lock
176
Left-Hand Cover
177
Opening the Lock
177
Unlocking the Bow Clip
177
Removing the Side Cover
177
Right-Hand Cover
178
Fuse Box
178
Hitching the Side Cover
178
Opening the Right-Hand Cover
178
Removing/Installing the Cab/Canopy
179
Engine Compartment Shackle
179
Cab Shackle
180
Installing Lifting Gear
180
Removing the Connector
180
Left and Right-Hand Screws
181
Cleaning and Maintenance on or with the Machine
182
Use of Solvents
183
Cleaning Inside the Cab
183
Cleaning Outside the Machine
183
Cleaning the Engine Compartment
183
Cleaning the Seat Belt
184
Cleaning the Shatter Protection
184
Screw Connections and Attachments
184
Lubrication Work
185
Preparing Lubrication
185
Live Ring
186
Lubrication Point of Ball Bearing Race
186
Rotate the Upper Carriage by 90° at a Time
186
Guide Lever and Double Spring
187
Fuel System
188
Diesel Fuel Specification
188
Refueling
188
Stationary Fuel Pumps
189
Refueling from Barrels
189
Bleeding the Fuel System
190
Checking the Water Separator
191
Emptying the Water Separator
191
Water Separator and Fuel Filter
191
Emptying the Fuel Filter
192
Water Separator
192
Engine Lubrication System
194
Checking the Engine Oil Level
194
Adding Engine Oil
195
Cooling System
196
Checking the Coolant Level
196
Adding Coolant
197
Cleaning the Radiator
198
Air Filter
199
Dirt Indicator
199
Replacing the Air Filter
200
Lower Housing Section
200
Outside Filter
200
Inside Filter
200
Checking the Air Intake
201
Checking V-Belt Condition and Tension
202
Hydraulic System
203
Checking the Hydraulic Oil Level
204
Adding Hydraulic Oil
204
Oil Level Indicator on the Hydraulic Oil Reservoir
204
Opening the Breather Filter
204
Checking the Hydraulic System for Leaks
205
Checking the Condition and Age of Hydraulic Hoses
206
Electrical System
207
Fuses and Relays
208
Battery Condition
208
Charging the Battery
208
Replacing the Battery
208
Checking/Replacing the Fresh-Air Filter
209
Heating, Ventilation and Air Conditioning System
209
Brake System
210
Information Regarding the Washer System
210
Checking the Fluid Level and Adding Fluid
210
Install the Fresh-Air Filter
210
Tires/Tracks
211
Information Regarding the Tracks
211
Checking Track Tension
211
Rubber Track Mark
211
Correcting Track Tension
212
Measuring Distance
212
Tightening the Tracks
213
Reducing Tension
213
Releasing Grease
213
Maintenance of Attachments
214
Maintenance of Options
214
Information Regarding Maintenance of Attachments
214
Joint Rod and Load Hook
214
Diesel Engine Malfunctions
217
Malfunctions of the Traveling Drive
217
Malfunctions of the Hydraulic System
217
Troubleshooting the Air Conditioning
217
Troubleshooting 8.1 Diesel Engine Malfunctions
217
Malfunctions of Attachments
218
Models and Trade Names
219
Engine
219
Specifications 9.1 Models and Trade Names
219
Traveling Drive/Axles
221
Tracks
221
Brakes
221
Steering System
221
Work Hydraulics
221
Electrical System
223
Tightening Torques
225
Coolant
226
Noise Emissions
226
Vibration
227
Weight
230
Payload/Stability
232
Lift Capacity Table ET 18
235
Lift Capacity Tables ET 20
241
Lift Capacity Table ET 24
245
Lift Capacity Tables VDS
249
Safety Instructions – Stability Table
256
Stability Tables ET 18
258
Stability Tables ET 20
259
Stability Tables ET 24
260
Dimensions
262
Overview ET18, ET20, ET24
262
Index Index
267
Contents
271
Safety Alerts
272
Symbol
272
Signal Words
272
Foreword
272
One-Call First
273
A Word to the User/Operator
273
Follow a Safety Program
274
For Safe Operation
274
Protect Yourself
274
Know the Rules
275
Some Rules You Must Work by
275
Know the Equipment
276
Prepare for Safe Operation
277
Check and Use All Available Protective and Safety Devices
277
Check the Machine
277
Check Attachment and Coupler Installation
278
Quick-Coupling Device Safety
279
Clean up
279
Check the Work Area
280
Use Caution When Fueling
280
Start Safely
281
Mount and Dismount Properly
281
Look out for Others
281
Starting Aids
282
After Starting the Engine
282
Run an Operating Check
282
Operate Safely
283
Test All Controls
283
Traveling on the Worksite
284
Safety Precautions
285
Load Lifting
285
Utilities – Overhead and Underground
286
Locate All Underground Utilities
286
Trenching Safety Precautions
287
Slope and Uneven Terrain Operation
287
Hazardous Conditions
288
Avoid Silica Dust
289
Operation in Flammable/Explosive Atmosphere
289
Towing
289
Parking
289
Shut down Safely
290
Load and Unload the Machine Safely
290
Safe Dismounting
290
Perform Maintenance Safely
291
Maintain Equipment
291
Prepare the Work Area
292
Prepare the Machine
292
Use Approved Ventilation
292
Use Jacks and Hoists Carefully
292
Common Maintenance Safety Practices
293
Fuel Hazards
293
Cooling System Hazards
293
Hydraulic System Hazards
293
Electrical System Hazards
294
Avoid Injury
294
Avoid Battery Explosion
294
Complete Service and Repairs before Machine Is Released
295
Final Word to the User
296
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Wacker Neuson ET20 Specifications
General
Brand
Wacker Neuson
Model
ET20
Category
Excavators
Language
English
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