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12LD 475-2
Lombardini 12LD 475-2 Manuals
Manuals and User Guides for Lombardini 12LD 475-2. We have
1
Lombardini 12LD 475-2 manual available for free PDF download: Workshop Manual
Lombardini 12LD 475-2 Workshop Manual (50 pages)
12LD Series
Brand:
Lombardini
| Category:
Engine
| Size: 2.26 MB
Table of Contents
Workshop Manual 12 LD _ Cod. 1.5302.460 - 3° Ed_ Rev. 02
2
Table of Contents
3
1 General Remarks and Safety Information
7
General Service Manual Notes
7
Warranty Certificate
7
Glossary and Terminology
8
Safety Regulations
8
2 Technical Information
10
Trouble Shooting
10
Manufacturer and Motor Identification Data
11
Techinical Specifications
12
Performance Diagrams
14
Overall Dimensions
15
3 Maintenance - Recommended Oil Type - Refilling
16
Routine Engine Maintenance
16
ACEA Regulations - ACEA Sequences
17
API / MIL Sequences
17
International Specifications
17
Lubricant
17
SAE Classification
17
Prescribed Lubricant
18
Fuel Specifications
19
4 Disassembly/ Reassembly
20
Oil-Bath Air Cleaner
20
Recommendations for Disassembling and Assembling
20
Recommendations for Overhauls and Tuning
20
Alternator
21
Dry Air Cleaner
21
Flywheel
21
Valve I Rocker Arm Clearance
21
Compression Release (Optional)
22
Cylinder Head
22
Injector Projection
22
Rocker Arm Assembly
22
Valve Guide Insertion
23
Valve Guides and Valve Guide Housings
23
Valve Seats and Housings
23
Valves
23
Cylinder
24
Cylinder Roughness
24
Piston
24
Valve Seat Grinding
24
Piston Rings - End Gaps
25
Piston Rings - Fitting Sequence
25
Piston Weight
25
Pistons Ringis - Clearance between Grooves
25
Connecting Rod Big End Bearing
26
Connecting Rod Small End Bushing
26
Piston - Refitting
26
Piston Clearance
26
Connecting Rod Weight
27
Crankshaft Timing Gear
27
Main Bearing Support, PTO-Side
27
Main Bearing Support, Timing Gear Side
27
Center Main Bearing Support, Locating Bolt
28
Crankshaft
28
Crankshaft Center Main Bearing Support
28
Crankshaft End Play
28
Crankshaft Journal Radius
28
Crankshaft Lubrication Ducts
28
Clearance between Main Journals/Crank Pins and Connecting Rod Bearings
29
Main Bearing and Connecting Rod Big End Bearing Internal Diameter
29
Main Bearing Housing
29
Main Bearing Supports
29
Camshaft End Play
30
Camshaft Timing
30
Dimensions of Camshaft Journals and Housings
30
How to Measure Intake/Exhaust Cam Height
30
Valve Timing Without Considering Timing Marks
30
Governor Springs with Rocker Arm
31
Hydraulic Pump P.t.o. (1P)
31
Mechanical Speed Governor
31
Spring for Extra Fuel Supply at Starting
31
5 Lubrication System
32
Lubrication System and Breather Recirculation System
32
Oil Filter Cartridge (External)
33
Oil Filter Cartridge (Internal)
33
Oil Preassure Relief Valve
33
Oil Pump
33
Oil Pressure Curve at Full Speed
34
Oil Pressure Curve at Idling Speed
34
6 Fuel System
35
Fuel Feeding Pump
35
Fuel Feeding/Injection Circuit
35
Fuel Filter, Inside Fuel Tank
35
Fuel Filter, Removed from the Tank (Upon Request)
35
How to Reassemble Injection Pump Components
36
Injection Pump
36
Test Data for Injection Pump Delivery
36
Injection Pump/Mechanical Speed Governor Timing
37
Injection Static Advance Adjustment
37
Injector, for Standard Engines
38
Injector Setting
39
Injector, for EPA Engines
39
7 Electric System
40
Alternator Battery Charger Curve (12.5 V, 14A)
40
Alternator, 12.5 V - 14 a
40
Electrical Starting Layout with Battery Charging Light
40
Alternator Battery Charger Curve (12 V, 18 A)
41
Alternator, 12 V - 18A
41
Optional Electric Equipment
41
Voltage Regulator
41
Characteristic Curves for Starting Motor Type Bosch DWL 12 V, 1.7 Kw
42
How to Check Voltage Regulator for Proper Operation
42
Starting Motor Type Bosch DWL 12 V, 1.7 Kw
42
8 Settings
43
Full Speed Setting in No-Load Conditions (Standard)
43
Idling Speed Setting in No-Load Conditions
43
Injection Pump Delivery Limiting and Extra Fuel Device
43
Injection Pump Delivery Setting
43
Injection Pump Delivery Setting with Engine at the Torque Dynamometer
44
Stop Setting
44
9 Storage
45
External Engine Protection
45
Injection Systems Protection
45
Internal Engine Protection
45
Procedures to be Carried out before Start the Engine
45
10 Torque Specifications and Use of Sealant
46
Table of Tightening Torques for the Main Components
46
Use of Sealant
46
Table of Tightening Torques for Standard Screws (Coarse Thread)
47
Table of Tightening Torques for Standard Screws (Fine Thread)
47
11 Special Tools
48
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