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20V4000G*3 series
MTU 20V4000G*3 series User Manual
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Operating Instructions
Diesel engine
20V4000Gx3x
6 exhaust turbochargers
MS150093/05E
2
Table of Contents
Default Chapter
5
Table of Contents
5
1 Revision Overview
8
Revision Overview
8
2 Safety
9
Important Provisions for All Products
9
Correct Use of All Products
11
Personnel and Organizational Requirements
12
Safety Regulations for Initial Start-Up and Operation
13
Safety Regulations for Assembly, Maintenance, and Repair Work
15
Fire and Environmental Protection, Fluids and Lubricants
19
Standards for Warning Notices in the Text and Highlighted Information
21
3 Transport
22
Lifting Instructions
23
Engine Mount Shipping Lock
24
Crankshaft Transport Locking Device
25
4 General Information
28
Tightening Specifications for Screws, Nuts and Bolts
28
Engine Side and Cylinder Designations
41
Engine Layout
42
Sensors and Actuators - Overview
43
5 Technical Data
46
Product Data 20V4000Gx3X, Continuous Operation 3A, Optimized Fuel Consumption
46
Product Data 20V4000Gx3X, Continuous Operation 3B, Optimized Fuel Consumption
50
Product Data 20V4000Gx3X, Continuous Operation 3B, Optimized Exhaust Gas Emission (TA-Luft)
55
Product Data 20V4000Gx3X, Continuous
55
(40CFR60) and EPA Nonroad T2 Comp (40CFR89)
58
Product Data 20V4000Gx3X, Continuous
58
China Nonroad Mobile Machinery Stage
62
Operation 3B, NEA Singapore for ORDE and China Nonroad Mobile Machinery Stage III
62
Product Data 20V4000Gx3X, Standby Operation 3D, Optimized Fuel Consumption
66
Product Data 20V4000Gx3X, Standby Operation 3D, EPA Stationary EMERG T2
71
(40CFR60) and EPA Nonroad T2 Comp (40CFR89)
71
Product Data 20V4000Gx3X, Standby Operation Mode 3D, NEA Singapore for ORDE and China Nonroad Mobile Machinery Stage
75
Product Data 20V4000Gx3X, Standby Operation 3E, Optimized Fuel Consumption
79
Product Data 20V4000Gx3X, Standby Operation 3E, Optimized Exhaust Gas Emission (TA-Luft)
82
Product Data 20V4000Gx3X, Standby Operation 3E, NEA Singapore for ORDE and China Nonroad Mobile Machinery Stage
85
Product Data 20V4000Gx3X, Standby Operation Mode 3F, Optimized Fuel Consumption
89
Product Data 20V4000Gx3X, Standby Operation Mode 3F, Optimized Exhaust Gas Emission (TA-Luft)
94
Product Data 20V4000Gx3X, Standby Operation Mode 3F, EPA Stationary EMERG T2 (40CFR60) and EPA Nonroad T2 Comp (40CFR89)
97
Product Data 20V4000Gx3X, Standby Operation Mode 3F, NEA Singapore for ORDE and China Nonroad Mobile Machinery Stage
101
Product Data 20V4000Gx3X, Continuous Operation 3G, Optimized Fuel Consumption
105
Product Data 20V4000Gx3X, Continuous Operation 3G, Optimized Exhaust Gas Emission (TA-Luft)
110
Product Data 20V4000Gx3X, Continuous Operation 3G, EPA Nonroad T2 Comp (40CFR89)
113
Product Data 20V4000Gx3X, Continuous
113
China Nonroad Mobile Machinery Stage
116
Operation 3G, NEA Singapore for ORDE and China Nonroad Mobile Machinery Stage III
116
Final Compression Pressure
120
Firing Order
121
Engine - Main Dimensions
122
6 Operation
123
Putting the Engine into Operation after Extended Out-Of-Service Periods (>3 Months)
123
Putting into Operation after Scheduled Out-Of-Service-Period
124
Starting the Engine in Manual Mode (Test Run)
125
Re-Starting the Engine Following an Automatic Safety Shutdown
126
Safety System - Override
127
Emergency Engine Start (Override Mode)
128
Operational Monitoring
129
Emission Label - Check
130
Engine - Stopping in Manual Mode (Test Run)
131
Engine - Emergency Stop
133
After Stopping the Engine - Engine Remains Ready for Operation
134
After Stopping the Engine - Putting the Engine out of Operation
135
Plant - Cleaning
136
7 Troubleshooting
137
Troubleshooting 7.1 Troubleshooting
137
Engine Control Unit ADEC (ECU 7) for Series 4000 Genset Engines - Fault Messages
140
8 Maintenance
189
Maintenance Task Reference Table [QL1]
189
Engine
191
Engine - Barring Manually
191
Engine - Turning on Starting System
193
Engine - Test Run
194
9 Task Description
191
Cylinder Liner
195
Cylinder Liner - Endoscopic Examination
195
Cylinder Liner - Instructions and Comments on Endoscopic and Visual Examination
197
Crankcase Breather
199
Crankcase Breather - Oil Mist Separator Replacement
199
Crankcase Breather - Filter Element Replacement
200
Valve Drive
201
Valve Protrusion - Measurement
201
Valve Gear - Lubrication
205
Valve Clearance - Check and Adjustment
206
Cylinder Head Cover - Removal and Installation
209
Injection Pump / HP Pump
210
HP Fuel Pump - Filling with Engine Oil
210
Injector
212
Injector - Replacement
212
Injector - Removal and Installation
213
Fuel System
219
Fuel System - Venting
219
Fuel Filter
221
Fuel Filter - Replacement
221
Fuel Prefilter - Pressure Ratios
222
Fuel Prefilter (Non-Switchable) - Draining
223
Fuel Prefilter (Switchable) - Draining
225
Fuel Prefilter (Switchable) - Low Pressure Indicator Check
228
Fuel Prefilter (Non-Switchable) - Filter Element Replacement
229
Fuel Prefilter (Switchable) - Filter Element Replacement
231
Fuel Prefilter - Venting
234
Charge-Air Cooling
236
Intercooler - Checking Condensate Drain for Coolant Leak and Obstruction
236
Air Filter
237
Air Filter - Replacement
237
Air Filter - Check
238
Air Filter - Removal and Installation
239
Air Intake
240
Contamination Indicator - Signal Ring Position Check
240
Starting Equipment
241
Air Starter - Manual Operation
241
Lube Oil System, Lube Oil Circuit
242
Engine Oil - Change
242
Engine Oil Level - Check
244
Engine Oil - Sample Extraction and Analysis
245
Oil Priming Pump - Visual Inspection
247
Oil Filtration / Cooling
248
Engine Oil Filter - Replacement
248
Oil Indicator Filter - Cleaning and Check
249
Centrifugal Oil Filter - Cleaning and Filter Sleeve Replacement
252
Coolant Circuit, General, High-Temperature Circuit
254
Engine Coolant - Level Check
254
Engine Coolant Change
255
Engine Coolant - Draining
256
Engine Coolant - Filling
258
Engine Coolant Pump - Relief Bore Check
261
Engine Coolant - Sample Extraction and Analysis
262
Preheater - Overview
264
Preheater - Function and Leak Check
265
Preheater - Overhaul
266
Preheater - Solenoid Switch Replacement
267
Preheater - Heating Element and Housing Check
269
Preheater Thermostats - Replacement
272
Coolant Expansion Tank Valve Cover - Replacement
275
Low-Temperature Circuit
276
Charge-Air Coolant Level - Check
276
Charge-Air Coolant - Change
278
Charge-Air Coolant - Draining
279
Charge-Air Coolant - Filling
281
Charge-Air Coolant Pump - Relief Bore Check
284
Belt Drive
285
Drive Belt - Condition Check
285
Battery-Charging Generator
286
Battery-Charging Generator - Drive Belt Tension Adjustment
286
Battery-Charging Generator Drive - Drive Belt Replacement
287
Engine Mounting / Support
288
Engine Mounting - Checking Resilient Element
288
Wiring (General) for Engine/Gearbox/Unit
289
Engine Cabling - Check
289
Accessories for (Electronic) Engine Governor / Control System
290
Engine Governor and Connector - Cleaning
290
Engine Governor Plug Connections - Check
291
Engine Governor ECU 7 - Removal and Installation
292
10 Appendix A
293
Abbreviations
293
MTU Contact/Service Partners
296
11 Appendix B
297
Special Tools
297
Index
305
5
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MTU 20V4000G*3 series Specifications
General
Series
4000
Configuration
V20
Bore
170 mm
Stroke
210 mm
Aspiration
Turbocharged
Engine Model
20V4000G*3 series
Speed
1500 rpm
Cooling System
Water-cooled
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