Liebherr D934 A7-03 D944 A7-03 D936 A7-03 D946 A7-03 Diesel Engine Operator’s Manual PDF

Liebherr D934 A7-03 D944 A7-03 D936 A7-03 D946 A7-03 Diesel Engine Operator’s Manual 2015030001 – 2015040001 – PDF DOWNLOAD

FILE DETAILS:

Liebherr D934 A7-03 D944 A7-03 D936 A7-03 D946 A7-03 Diesel Engine Operator’s Manual 2015030001 – 2015040001 – PDF DOWNLOAD

Language : English
Pages : 84
Downloadable : Yes
File Type : PDF
Size: 11.2 MB

IMAGES PREVIEW OF THE MANUAL:

DESCRIPTION:

Liebherr D934 A7-03 D944 A7-03 D936 A7-03 D946 A7-03 Diesel Engine Operator’s Manual 2015030001 – 2015040001 – PDF DOWNLOAD

Product ID
Manufacturer: LIEBHERR MACHINES BULLE S,A,Type:
Type no.: D934 A7-03/D944 A7-03/ D936 A7-03/ D946 A7-03
From Serial no.: 2015030001/2015040001

Preface:

These operating instructions have been written for the operator and for the maintenance
personnel of the diesel engine.
They contain descriptions of:
– Technical data
– Safety regulations
– Handling and operation
-Maintenance

The operating instructions are to be read carefully and applied before the first
commissioning and later at regular intervals by each person who is assigned to
work with or on the diesel engine.
Work with or on the diesel engine is, for example:
Handling, care, disposal of operating fluids and auxiliary materials.
Servicing, including maintenance, inspection.

• The operating manual facilitates the operator’s familiarisation with the diesel engine
  and prevents faults through incorrect operation.
• You will understand that we cannot allow any warranty claims that arise due to
  incorrect operation, insufficient maintenance, use of unapproved operating fluids or
  non-compliance with safety regulations.
• Liebherr will cancel all possible obligations received by Liebherr and/or its dealers,
  such as guarantees, service contracts etc., without advance notice if any parts
  other than original Liebherr parts or spare parts purchased from Liebherr are used
  for maintenance and repairs.
• In extreme conditions, more frequent maintenance than scheduled in the inspection
  plan can be required.
  Changes, conditions, copyright:
• Subject to changes to technical details of the diesel engine compared with the
  information and figures of the documents at hand without prior notice.
  Warranty and liability conditions of the general terms and conditions of Liebherr
  are not extended by the preceding information.
• Information and images in this manual may neither be reproduced or disseminated
  nor used for competition purposes. All copyright rights according to the
  law are expressly reserved.

VIDEO PREVIEW OF THE MANUAL:

TABLE OF CONTENTS:

Liebherr D934 A7-03 D944 A7-03 D936 A7-03 D946 A7-03 Diesel Engine Operator’s Manual 2015030001 – 2015040001 – PDF DOWNLOAD

Product description 9
1.1 Technical description
Design overview
Explanation of type designation 10
Design features 13
Diesel engine accessory equipment 14
1.2 Technical data 16
Diesel engine 16
Standard cylinder head 16
Cylinder head with engine auxiliary brake system (ABS) 17
Coolant pump D934 I D944 17
Coolant pump D936 I D946 17
Coolant thermostat 17
Alternator 17
Starter 17
Flywheel housing 18
Wabco air compressor, 293 cm3 18
Knorr air compressor, 300 cm3 18
Knorr air compressor, 630 cm3 18
Safety instructions 19
2.1.1 Identification of the warnings 19
General safety instructions 20
Intended use 20
Instructions for preventing crushing and burns 21
Instructions for preventing fires and explosion hazards 21
Safety precautions when starting 21
Measures for safe maintenance 22
Safety precautions for diesel engines with electronic control units 23
2.9 Safety and emergency running program for diesel engines with electronic
control units 24
2.10 Special instructions for working on the common rail system 24
2.11 Particular hazards 25
2.12 Disposal of operating fluids 26
3 Handling, operation 29
3.1 Control and operating elements 29
3.2 Operation 30
3.2.1 Preparing for initial commissioning 30
3.2.2 Initial commissioning/ test run 30
3.2.3 Starting the diesel engine 31
3.2.4 Starting in freezing temperatures 32
3.2.5 Shutting down the diesel engine 32
4 Operating faults 33
4.1 Faults – Cause – Remedy 33
5 Maintenance 37
5.1 Maintenance and inspection schedule 37
5.2 Fill quantities 40
5.2.1 Lubricants and operating fluids 40
5.3 Lubricants and operating fluids 41
5.3.1 Diesel fuels 41
5.3.2 Engine oils 41
5.3.3 Coolant 42
5.4 Special tools for maintenance activities 43
5.5 Preparatory maintenance activities 46
5.6 Maintenance activities (daily) every 10 operating hours 47
5.6.1 Checking the engine oil level 47 邑C0
5.6.2 Visual inspection (leaks, contaminations, damage) 47 S}吾:
5.6.3 Checking the coolant level 48 亡
5.6.4 Checking / draining water trap on the fuel prefilter 4 8 ;亡坞:::
5.6.5 Checking the underpressure display of the air filter 50 囡
5.7 Maintenance activities every 50 operating hours (weekly) 51
5.7.1 Draining water and sediments from the fuel tank 51
6 copyright© LIEBHERR MACHINES BULLE S.A. 01/0
IIIBHI血
D934A7–03 / D944 A7-03 / D936 A7–03/
D946 A?-03 / 2015030001 / 2015040001
Operator’s manual Contents
5.7.2 Clean the dust extraction valve of the air filter 51
5.8 Maintenance activities every 500 operating hours 52
Check state of belt drive and replace 52
Checking the intake and exhaust system for condition and leaks 54
Check cooling and heating system for condition and leaks 54
Checking the lubricant and fuel system for condition and leaks 54
Check batteries and cable connections 55
Check condition of control unit bearings 55
Check condition of sensors, actuators, cable holders and plugs 55
5.9 Maintenance activities every 1000 operating hours 56
Changing the diesel engine oil and oil filter 56
Replacing the oil separator filter insert 59
Checking that engine bearing and diesel engine console are securely
seated 61
Checking and setting the valve clearance 61
Changing the fuel prefilter insert 66
Changing the fuel fine filter 67
Maintenance activities every 2000 operating hours 69
5.10.1 Checking the corrosion frost protection agent concentration in the
coolant 69
Maintenance activities every 6000 operating hours 71
5.11.1 Replacing the coolant 71
Maintenance activities every 10000 operating hours 73
5.12.1 Replacing the heating flange 73
Occasional maintenance activities 74
Checking the heating flange 75
Venting fuel system 76
Replacing the dry air filter main element 78
Replacing the dry air filter safety element 79
Transport and storage 80
Suspension device 80
Storage up to 6 months 80
Storage over 6 months up to 24 months 81
Index 83