Liebherr Diesel engine D936 A7-14 D946 A7-14 Operator’s manual – PDF DOWNLOAD
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Liebherr Diesel engine D936 A7-14 D946 A7-14 Operator’s manual – PDF DOWNLOAD
Product type: Diesel engine
Product designation: D936 A7-14 / D946 A7-14
From Serial no.: 2016040001
Description
Liebherr Diesel engine D936 A7-14 D946 A7-14 Operator’s manual – PDF DOWNLOAD
FILE DETAILS:
Liebherr Diesel engine D936 A7-14 D946 A7-14 Operator’s manual – PDF DOWNLOAD
Language : English
Pages :174
Downloadable : Yes
File Type : PDF
Size:6.09 MB
IMAGES PREVIEW OF THE MANUAL:
DESCRIPTION:
Liebherr Diesel engine D936 A7-14 D946 A7-14 Operator’s manual – PDF DOWNLOAD
Product type: Diesel engine
Product designation: D936 A7-14 / D946 A7-14
From Serial no.: 2016040001
The descriptions for maintenance and care of the engine can be found in these operating instructions.
Work Instructions
Spare Parts
Lubricating and Operating Fluids
Usage Instructions
publication of a version of the operator’s manual.
TABLE OF CONTENTS:
Liebherr Diesel engine D936 A7-14 D946 A7-14 Operator’s manual – PDF DOWNLOAD
Product description 17
1.1 Technical description 17
1.1.1 Engine components 17
1.1.2 Exhaust aftertreatment system SCRFilter (single-flow) 19
1.1.3 Engine type itemization 26
1.1.4 Company nameplate 27
1.1.5 Firing order, cylinder designation and engine serial number 29
1.1.6 Direction of rotation 29
1.1.7 Engine control unit type plate 30
1.2 Technical data 31
1.2.1 Diesel engine 31
1.2.2 Valve clearance 31
1.2.3 Coolant thermostat 31
2 Safety 33
2.1 Labeling of warnings 33
2.1.1 Additional labels 33
2.2 Target group 34
2.3 Intended use 34
2.4 Foreseeable misuse 34
2.5 General safety instructions 35
2.6 Preventing personal injuries 37
2.6.1 Bruises 37
2.6.2 Burns and scalds 37
2.6.3 Fires and explosions 37
2.6.4 Poisoning 37
2.6.5 High-pressure injection (liquids at high pressure can squirt out) 38
2.6.6 Electrical energy 38
2.6.7 Danger due to noise 38
Contents Operator’s manual
2.7 Personal protective equipment 38
2.8 Operating areas and maintenance areas 39
2.8.1 Safety instructions 39
2.8.2 Operating areas 40
2.8.3 Maintenance areas 40
2.8.4 Securing and releasing the diesel engine against accidental start-up 41
2.8.5 Emergency stop 42
2.9 Signage 42
2.10 Preventing property damage 43
3 Transport and storage 45
3.1 Dimensions and weights 45
3.2 Lifting the engine 46
3.3 Transport 48
3.3.1 Transport attachment 48
3.3.2 Transport device 49
3.3.3 Storage 50
3.3.4 Storage time 55
4 Operation 57
4.1 Preliminary work for the initial commissioning of the engine 57
4.2 Starting the engine 58
4.3 Turning off the engine 60
5 Maintenance 61
5.1 Maintenance schedule 61
5.2 Preliminary work 64
5.2.1 Bringing the engine into maintenance position 64
5.2.2 As needed 64
5.3 Diesel engine 66
5.3.1 Checking the engine for leaks, contamination and damage 66
5.3.2 Checking the V-ribbed belt for damage 66
5.3.3 Checking the V-ribbed belt for tension 67
5.3.4 Checking the belt drive 68
5.3.5 Replacing the belt drive 70
Operator’s manual Contents
5.3.6 Checking the engine mount 70
5.3.7 Checking the intake system for leaks and damage 71
5.3.8 Checking the exhaust system 72
5.4 Engine oil system 73
5.4.1 Checking the engine oil system for leaks and damage 73
5.4.2 Checking the engine oil level 76
5.4.3 Changing the engine oil 77
5.4.4 Replacing the oil separator filter insert 87
5.5 Cylinder head 90
5.5.1 Checking and setting the valve clearance 90
5.6 Cooling system 111
5.6.1 Checking the cooling system and heating system for leaks and damage 111
5.6.2 Checking the coolant level 112
5.6.3 Checking the concentration of the antifreeze agent in the coolant 112
5.6.4 Replacing the coolant 113
5.7 Fuel system 117
5.7.1 Checking the fuel system for leaks and damage 117
5.7.2 Checking the water separator on the fuel prefilter 118
5.7.3 Draining the water from the water separator in the fuel prefilter 118
5.7.4 Draining water and sediment from the fuel tank 118
5.7.5 Replacing the fuel prefilter 118
5.7.6 Reducing the pressure in the fuel system 119
5.7.7 Replacing the fuel fine filter 119
5.7.8 Ventilating the fuel system 122
5.8 Air filter 124
5.8.1 Checking the air filter low pressure indicator 124
5.8.2 Cleaning the air filter dust discharge valve 124
5.8.3 Replacing the dry air filter main element 124
5.8.4 Replacing the dry air filter safety element 124
5.9 Electrical system 125
5.9.1 Checking the batteries 125
5.9.2 Checking the engine control unit bearings for damage 125
5.9.3 Checking sensors, actuators, cable holders and plugs 126
5.9.4 Checking the heating flange 127
5.9.5 Checking the heating flange for sooting 129
Contents Operator’s manual
5.9.6 Replacing the heating flange 130
5.10 Exhaust aftertreatment system 132
5.10.1 Checking the exhaust aftertreatment system for leaks and damage 132
5.10.2 SCRFilter (single-flow) 132
5.10.3 Check components 134
5.10.4 SCRFilter (single-flow) 134
5.10.5 Cleaning the SCR filter module 135
5.11 Lubricants and operating fluids 146
5.11.1 Fill quantities 146
5.11.2 Engine oil 146
5.11.3 Coolant 147
5.11.4 Fuel 148
6 Malfunctions 149
6.1 Faults – Cause – Remedy 149
7 Tools and devices 155
7.1 Tools 155
7.1.1 Special tool 155
7.1.2 Diagnostic tools 156
7.2 Devices 157
7.2.1 Lifting traverse with three-point-raising (basic version) 157
7.2.2 Lifting traverse with two-point-raising 159
7.2.3 Engine assembly stand 160
7.2.4 Transport device 161
8 Appendix 163
8.1 Tightening torques 163
8.1.1 For hex bolts / cylinder screws / external hex bolts 163
8.1.2 For locking screws and banjo bolts 165
8.1.3 Standard torques for metric flange connections 166
8.1.4 Metric screw connection series L (light) (up to 500 bar/7252 Psi) 167
8.1.5 Metric screw connection series S (heavy) (up to 800 bar/11603 Psi) 168
8.1.6 Inch screw connection series L (light) (up to 500 bar/7252 Psi) 168
8.1.7 Inch screw connection series S (heavy) (up to 800 bar/11603 Psi) 169
Operator’s manual Contents
8.1.8 Metric thread unit series L (light) (up to 500 bar/7252 Psi) for aluminum 170
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